DM

Donald H. McMahon

SP Sperry: 17 patents #2 of 841Top 1%
PO Polaroid: 9 patents #69 of 898Top 8%
DE Digital Equipment: 4 patents #305 of 2,100Top 15%
SR Sperry Rand: 2 patents #5 of 84Top 6%
PK Photon Kinetics: 1 patents #9 of 16Top 60%
UN Unisys: 1 patents #1,020 of 2,015Top 55%
Overall (All Time): #104,194 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDate
5396239 Data and forward error control coding techniques for digital signals Alan A. Kirby, Bruce Schofield, Kent Springer 1995-03-07
5208692 High bandwidth network based on wavelength division multiplexing 1993-05-04
5173951 Word oriented image smoothing apparatus and method 1992-12-22
5144304 Data and forward error control coding techniques for digital signals Alan A. Kirby, Bruce Schofield, Kent Springer 1992-09-01
5119454 Bulk optic wavelength division multiplexer 1992-06-02
5043975 High bandwidth network based on wavelength division multiplexing 1991-08-27
4960989 Optical time domain reflectometer having a receiver with selectively controlled gain John D. Liebenrood 1990-10-02
4782492 Thermally controllable optical devices and system William A. Dyes 1988-11-01
4742576 Optical communication system employing coherent detection and method 1988-05-03
4736360 Bulk optic echelon multi/demultiplexer 1988-04-05
4730301 Wavelength multiplexed optical communications system and method 1988-03-08
4715028 Optical communication system Gilbert L. Johnson 1987-12-22
4715027 Integrated optic multi/demultiplexer Amaresh Mahapatra 1987-12-22
4707061 Optical communication system employing frequency reference 1987-11-17
4695121 Integrated optic resonant structres and fabrication method Amaresh Mahapatra, William C. Robinson, Norman A. Sanford 1987-09-22
4636636 Microwatt battery powered optical sensor Richard A. Soref 1987-01-13
4595830 Multimode optical fiber accelerometer 1986-06-17
4519252 Pressure and temperature compensated photoelastic hydrophone 1985-05-28
4518857 Temperature and pressure compensated elasto-optic sensor William B. Spillman, Jr. 1985-05-21
4516837 Electro-optical switch for unpolarized optical signals Richard A. Soref 1985-05-14
4461543 Electro optic switch 1984-07-24
4432599 Fiber optic differential sensor 1984-02-21
4421384 Fiber optic transducer 1983-12-20
4302835 Multiple terminal passive multiplexing apparatus 1981-11-24
4300122 Apparatus for processing digital data representative of a two-dimensional image 1981-11-10