Patents originating in the Electrical Research Laboratory

Patents awarded to the staff of the Electrical Research Laboratory for war-time research — an amazing record of 40 patents! These patents have been downloaded from Google Patent Search and are available by clicking the link in the Patent number. While they make for some dry reading for the lay person (e.g. “electronic device”) following the links to patents which cite these leads to some of the other hotbeds of war-time research and a “family tree” of research influences can emerge. These citations are available at Google Patent Search In alphabetical order according to last name, then in chronological order of filing.

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Patents issued to Francis X. Bucher while working in the Electrical Research Lab

Patent number: 2,451,859. Electron Tube Variable Impulse Communication System. Filing date Feb 25, 1943. Issue date: Oct 19, 1948. Inventors: Robert E. Mumma and Francis X. Bucher, assignors to The National Cash Register Company

 

Patent number: 2,428,089. Communication System. Filing date: Feb 25, 1943. Issue date: Sep 30, 1947. Inventors: Robert E. Mumma and Francis X. Bucher, assignors to The National Cash Register Company

 

Patent number: 2,466,467. Communication System. Filing date: Feb 25, 1943. Issue date: Apr 5, 1949. Inventors: Robert E. Mumma and Francis X. Bucher, assignors to The National Cash Register Company

 

Patent number: 2,398,150. Electronic Device. Filing date: Mar 3, 1943. Issue date: Apr 9, 1946. Inventors: Robert E. Mumma and Francis X. Bucher, assignors to The National Cash Register Company.

Patents issued to Justin Compton while working in the Electrical Research Lab

Patent number: 2,402,372. Electronic Counting Device. Filing date: May 6, 1943. Issue date: Jun 18, 1946. Inventors: Justin S. Compton and Robert E. Mumma, assignor to The National Cash Register Company
Patent number: 2,398,771. Electronic Device. Filing date: May 24, 1943. Issue date: Apr 23, 1946. Inventor: Justin S. Compton, assignor to The National Cash Register Company
Patent number: 2,416,793. Calculating Device. Filing date: Jun 25, 1943. Issue date: Mar 4, 1947. Inventor: J. S. Compton, assignor to The National Cash Register Company

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Patents issued to J. H. Cone while while working in the Electrical Research Lab

Patent number: 2,398,772. Electron Tube. Filing date: Oct 10, 1940. Issue date: Apr 23, 1946. Inventors: James H Cone and Robert E. Mumma, assignors to The National Cash Register Company

Patents issued to Louis A. DeRosa while working in the Electrical Research Lab

Patent number: 2,352,082. Frequency Meter. Filing date: Jul 23, 1941. Issue date: Jun 20, 1944. Inventor: L. A. DeRosa, assignor to The National Cash Register Company
Patent number: 2,411,714. Electronic Accumulator. Filing date: Sep 26, 1941. Issue date: Nov 1946. Inventor: Louis A. De Rosa, assignor to The National Cash Register Company

Patents issued to J. R. Desch while working in the Electrical Research Laboratory

Patent number: 2,177,133. Measuring Instrument. Filing date: Nov 25, 1936. [NB: Pre-war] Issue date: Oct 24, 1939. Inventor: Joseph. R. Desch, Dayton, Ohio. Assignee: Comonwealth Engineering Co.
Patent number: 2,403,852. Electronic Device and Control Means Thereof. Filing date: Nov 7, 1940. Issue date: Jul 9, 1946. Inventor: Joseph R. Desch, assignor to The National Cash Register Company
Patent number 2,432,608. Multianode, Gas-filled Discharge Device. Filing date: Mar 28, 1941. Issue date: Dec. 16, 1947. Inventors: Joseph R. Desch and Robert E. Mumma, assignors to The National Cash Register Company.
Patent number: 2,399,473. Electronic Devices. Filing date: Aug 20, 1941. Issue date: Apr 30, 1946. Inventors: Joseph R. Desch and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,401,621. Electronic Accumulator. Filing date: Dec 31, 1941. Issue date: Jun 1946. Inventors: J. R. Desch and Lawrence D. Kilheffer, assignors to The National Cash Register Company.

This patent is cited in Patents 2,579,174, inventor: L. P. Crosman, assignor to Remington Rand Inc; 2,817,477, Electronic Computer, S. B. Williams, Bell Telephone Labs; 2989235, Arthur Dickinson, assignor to IBM Corp; 4,011,559, Universal Binary Code Converter, Donald. L. Sharp and Eugene A. Frekko, assignors to the US of A as represented by the Secretary of the Navy, and 28 others (as of April 2009).

Patent number: 2,404,697. Calculating Device. Filing date: Mar 21, 1942. Issue date: Jul 23, 1946. Inventors: J. R. Desch and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,451,812. Electron Tube Variable Impulse Transmitter. Filing date: Sep 16, 1942. Issue date: Oct 19, 1948. Inventors: Joseph R. Desch, Ernest V. Gulden and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,425,307. Communication System. Filing date: Sep 16, 1942. Issue Date: Aug. 12, 1947. Inventors: J. R. Desch, Ernest V. Gulden, and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,462,613. Communication System. Filing date: Sep 16, 1942. Issue date: Feb 22, 1949. Inventors: J. R. Desch, Ernest V. Gulden, and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,419,485. Electronic Device. Filing date: Jun 3, 1943. Issue date: Apr 22, 1947. Inventors: Joseph B. Desch and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,467,257. Electronic Remote Control Device. Filing date: May 11, 1944. Issue date: Apr 12, 1949. Inventors: J. R. Desch and Ernest V. Gulden, assignors to The National Cash Register Company.

Cited: in patent 2,697,257, ELECTRICAL CONTROL SYSTEM Gustav E. Undy; Patent 2,649,538, Space Instrusion System, Elbert Marlowe and Paul Brannnen; Patent 2642493, G. A. Locke, Bell Telephone Labs

Patent number: 2, 598,764. Electron Tube Counting Device. Filed May 25, 1950. [NB: post-war] Issued June 3, 1952. Inventors Joseph R. Desch and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,644,087. Electronic Impulse Generator. Filing date: Dec 4, 1951. [NB:post-war] Issue date: Jun 30, 1953. Inventor: J. R. Desch, assignor to The National Cash Register Company
Patent number: 2,644,110. Electronic Counter. Filing date: Feb 20, 1952. [NB: post-war] Issue date: Jun 30, 1953. Inventor: Joseph R. Desch, assignor to The National Cash Register Company
Patent number: 2,717,334. Electronic Counters. Filing date: Apr 21, 1953. [NB: post-war] Issue date: Sept. 6, 1955. Inventor: Joseph R. Desch, assignor to The National Cash Register Company
Patent number: 2,871,408. Electronic Counter. Filing date: Apr 21, 1953. [NB: post-war] Issue date: Jan 27, 1959. Inventor: Joseph R. Desch, assignor to The National Cash Register Company

Patents issued to E. V. Gulden

Patent number: 2,426,279. Electronic Accumulator. Filing date: Apr 30, 1942. Issue date: Aug 26, 1947. Inventors: Robert E. Mumma and Ernest V. Gulden, assignors to The National Cash Register Company
Patent number: 2,451,812. Electron Tube Variable Impulse Transmitter. Filing date: Sep 16, 1942. Issue date: Oct 19, 1948. Inventors: Joseph R. Desch, Ernest V. Gulden and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,462,613. Communication System. Filing date: Sep 16, 1942. Issue date: Feb 22, 1949. Inventors: J. R. Desch, Ernest V. Gulden, and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,425,307. Communication System. Filing date: Sep 16, 1942. Issue Date: Aug. 12, 1947. Inventors: J. R. Desch, Ernest V. Gulden, and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,416,095. Electronic Device. Filing date: Jan 27, 1944. Issue date: Feb 18, 1947. Inventor: Ernest V. Gulden, assignor to The National Cash Register Company
Patent number: 2,467,257. Electronic Remote Control Device. Filing date: May 11, 1944. Issue date: Apr 12, 1949. Inventors: J. R. Desch and Ernest V. Gulden, assignors to The National Cash Register Company.

Patents issued to Lawrence D. Kilheffer

Patent number: 2,401,621. Electronic Accumulator. Filing date: Dec 31, 1941. Issue date: Jun 1946. Inventors: J. R. Desch and Lawrence D. Kilheffer, assignors to The National Cash Register Company
Patent number: 2,447,661. Electron Tube Impulse Generator. Filing date: May 26, 1943. Issue date: Aug 24, 1948. Inventor: R. E. Mumma and L. D. Kilheffer, assignors to The National Cash Register Company

Patents issued to Robert E. Mumma in order of filing.

Patent number: 2,404,739. Calculating Machine. Filing date: Jul 18, 1940. Issue date: Jul 23, 1946. Inventor: R. E. Mumma, assignor to The National Cash Register Company
Patent number: 2,398,772. Electron Tube. Filing date: Oct 10, 1940. Issue date: Apr 23, 1946. Inventors: James H Cone and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,405,095. Electronic Device and Control. Filing date: Nov 7, 1940. Issue date: Jul 30, 1946. Inventor: Robert E. Mumma, assignor to The National Cash Register Company
Patent number 2,432,608. Multianode, Gas-filled Discharge Device. Filing date: Mar 28, 1941. Issue date: Dec. 16, 1947. Inventors: Joseph R. Desch and Robert E. Mumma, assignors to The National Cash Register Company.
Patent number: 2,401,657. Electronic Accumulator. Filing date: May 31, 1941. Issue date: Jun 4, 1946. Inventor: Robert E. Mumma, assignor to The National Cash Register Company
Patent number: 2,405,096. Electronic Accumulator. Filing date: Jun 4, 1941. Issue date: Jul 30, 1946. Inventor: Robert E. Mumma, assignor to The National Cadi Register Company
Patent number: 2,405,664. Electronic Accumulator. Filing date: Jul 17, 1941. Issue date: Aug 1946. Inventor: Robert E. Mumma, assignor to The National Cash Register Company
Patent number: 2,426,279. Electronic Accumulator. Filing date: Apr 30, 1942. Issue date: Aug 26, 1947. Inventors: Robert E. Mumma and Ernest V. Gulden, assignors to The National Cash Register Company
Patent number: 2,399,473. Electronic Devices. Filing date: Aug 20, 1941. Issue date: Apr 30, 1946. Inventors: Joseph R. Desch and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,404,697. Calculating Device. Filing date: Mar 21, 1942. Issue date: Jul 23, 1946. Inventors: J. R. Desch and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,403,873. Impulse Emitter. Filing date: Aug 6, 1942. Issue date: Jul 1946. Inventor: R. E. Mumma, assignor to The National Cash Register Company
Patent number: 2,462,613. Communication System. Filing date: Sep 16, 1942. Issue date: Feb 22, 1949. Inventors: J. R. Desch, Ernest V. Gulden, and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,451,812. Electron Tube Variable Impulse Transmitter. Filing date: Sep 16, 1942. Issue date: Oct 19, 1948. Inventors: Joseph R. Desch, Ernest V. Gulden and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,425,307. Communication System. Filing date: Sep 16, 1942. Issue Date: Aug. 12, 1947. Inventors: J. R. Desch, Ernest V. Gulden, and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,451,859. Electron Tube Variable Impulse Communication System. Filing date Feb 25, 1943. Issue date: Oct 19, 1948. Inventors: Robert E. Mumma and Francis X. Bucher, assignors to The National Cash Register Company
Patent number: 2,428,089. Communication System. Filing date: Feb 25, 1943. Issue date: Sep 30, 1947. Inventors: Robert E. Mumma and Francis X. Bucher, assignors to The National Cash Register Company
Patent number: 2,466,467. Communication System. Filing date: Feb 25, 1943. Issue date: Apr 5, 1949. Inventors: Robert E. Mumma and Francis X. Bucher, assignors to The National Cash Register Company
Patent number: 2,398,150. Electronic Device. Filing date: Mar 3, 1943. Issue date: Apr 9, 1946. Inventors: Robert E. Mumma and Francis X. Bucher, assignors to The National Cash Register Company.
Patent number: 2,419,485. Electronic Device. Filing date: Jun 3, 1943. Issue date: Apr 22, 1947. Inventors: Joseph B. Desch and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,402,432. Electronic Counting Ring. Filing date: Mar 22, 1943. Issue date: Jun 18, 1946. Inventor: Robert E. Mumma, assignor to The National Cash Register Company
Patent number: 2,447,661. Electron Tube Impulse Generator. Filing date: May 26, 1943. Issue date: Aug 24, 1948. Inventor: R. E. Mumma and L. D. Kilheffer, assignors to The National Cash Register Company
Patent number: 2,402,372. Electronic Counting Device. Filing date: May 6, 1943. Issue date: Jun 18, 1946. Inventor: Justin S. Compton and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,419,485. Electronic Device. Filing date: Jun 3, 1943. Issue date: Apr 22, 1947. Inventors: Joseph B. Desch and Robert E. Mumma, assignors to The National Cash Register Company
Patent number: 2,442,428. Calculating Device.Filing date: Dec 27, 1943. Issue date: Jun 1, 1948. Inventor: R. E. Mumma, assignor to The National Cash Register Company
Patent number: 2,422,583. Electronic Device. Filing date: Jan 27, 1944. Issue date: Jun 1947. Inventor: R. E. Mumma, assignor to The National Cash Register Company.*this patent is cited in other patents, Especially noteworthy is its citation in the Patent 4,365,111, by Inventors: Amos E. Joel, Jr., assignor to Bell Telephone Laboratories, and
Patent number: 2,426,278. Electronic Device. Filing date: Apr 19, 1944, Issue date: Aug 26, 1947, Inventor: Robert E. Mumma, assignor to The National Cash Register Company