| Patent | Date |
|---|
Data and forward error control coding techniques for digital signals
Grant 5,396,239 - McMahon , et al. March 7, 1 | 1995-03-07 |
High bandwidth network based on wavelength division multiplexing
Grant 5,208,692 - McMahon May 4, 1 | 1993-05-04 |
Data and forward error control coding techniques for digital signals
Grant 5,144,304 - McMahon , et al. September 1, 1 | 1992-09-01 |
Bulk optic wavelength division multiplexer
Grant 5,119,454 - McMahon June 2, 1 | 1992-06-02 |
High bandwidth network based on wavelength division multiplexing
Grant 5,043,975 - McMahon August 27, 1 | 1991-08-27 |
Optical time domain reflectometer having a receiver with selectively controlled gain
Grant 4,960,989 - Liebenrood , et al. October 2, 1 | 1990-10-02 |
Thermally controllable optical devices and system
Grant 4,782,492 - McMahon , et al. November 1, 1 | 1988-11-01 |
Optical communication system employing coherent detection and method
Grant 4,742,576 - McMahon May 3, 1 | 1988-05-03 |
Bulk optic echelon multi/demultiplexer
Grant 4,736,360 - McMahon April 5, 1 | 1988-04-05 |
Wavelength multiplexed optical communications system and method
Grant 4,730,301 - McMahon March 8, 1 | 1988-03-08 |
Optical communication system
Grant 4,715,028 - McMahon , et al. December 22, 1 | 1987-12-22 |
Integrated optic multi/demultiplexer
Grant 4,715,027 - Mahapatra , et al. December 22, 1 | 1987-12-22 |
Optical communication system employing frequency reference
Grant 4,707,061 - McMahon November 17, 1 | 1987-11-17 |
Integrated optic resonant structres and fabrication method
Grant 4,695,121 - Mahapatra , et al. September 22, 1 | 1987-09-22 |
Microwatt battery powered optical sensor
Grant 4,636,636 - McMahon , et al. January 13, 1 | 1987-01-13 |
Pressure and temperature compensated photoelastic hydrophone
Grant 4,519,252 - McMahon May 28, 1 | 1985-05-28 |
Temperature and pressure compensated elasto-optic sensor
Grant 4,518,857 - McMahon , et al. May 21, 1 | 1985-05-21 |
Electro-optical switch for unpolarized optical signals
Grant 4,516,837 - Soref , et al. May 14, 1 | 1985-05-14 |
Electro optic switch
Grant 4,461,543 - McMahon July 24, 1 | 1984-07-24 |
Fiber optic differential sensor
Grant 4,432,599 - McMahon February 21, 1 | 1984-02-21 |
Fiber optic transducer
Grant 4,421,384 - McMahon December 20, 1 | 1983-12-20 |
Multiple terminal passive multiplexing apparatus
Grant 4,302,835 - McMahon November 24, 1 | 1981-11-24 |
Apparatus for processing digital data representative of a two-dimensional image
Grant 4,300,122 - McMahon November 10, 1 | 1981-11-10 |
Fiber optic small displacement sensor
Grant 4,293,188 - McMahon October 6, 1 | 1981-10-06 |
Digital fiber optic position sensor
Grant 4,291,976 - McMahon September 29, 1 | 1981-09-29 |
Liquid crystal matrices
Grant 4,278,327 - McMahon , et al. July 14, 1 | 1981-07-14 |
Fingerprint identification by ridge angle and minutiae recognition
Grant 4,208,651 - McMahon June 17, 1 | 1980-06-17 |
Liquid crystal switching coupler matrix
Grant 4,201,442 - McMahon , et al. May 6, 1 | 1980-05-06 |
Resonant multiplexer-demultiplexer for optical data communication systems
Grant 4,182,544 - McMahon January 8, 1 | 1980-01-08 |
Optical internal reflectance switchable coupler
Grant 4,181,399 - McMahon , et al. January 1, 1 | 1980-01-01 |
Electro-optical multiplexer having multiple frequency resonant excitation
Grant 4,175,827 - McMahon November 27, 1 | 1979-11-27 |
Optical reader for multiline image processing
Grant 4,160,237 - McMahon July 3, 1 | 1979-07-03 |
Apparatus and method for providing unblurred images with a continuously scanned light beam
Grant 4,156,555 - McMahon May 29, 1 | 1979-05-29 |
Method of inspecting circuit boards and apparatus therefor
Grant 4,152,723 - McMahon , et al. May 1, 1 | 1979-05-01 |
Passive optical channel crossover, switch and bend structure
Grant 4,130,342 - McMahon December 19, 1 | 1978-12-19 |
Optical repeater
Grant 4,107,518 - McMahon August 15, 1 | 1978-08-15 |
Multimode optical waveguide device with non-normal butt coupling of fiber to electro-optic planar waveguide
Grant 4,094,579 - McMahon , et al. June 13, 1 | 1978-06-13 |
Distributive tee coupler
Grant 4,021,097 - McMahon May 3, 1 | 1977-05-03 |
Real time fingerprint recording terminal
Grant 3,975,711 - McMahon August 17, 1 | 1976-08-17 |
Digital processor for extracting data from a binary image
Grant 3,968,475 - McMahon July 6, 1 | 1976-07-06 |
Spurious signal removal in optical processor fingerprint identification apparatus
Grant 3,968,476 - McMahon July 6, 1 | 1976-07-06 |
Coherent optical processor apparatus with improved fourier transform plane spatial filter
Grant 3,891,968 - McMahon June 24, 1 | 1975-06-24 |
Fingerprint recognition apparatus using non-coherent optical processing
Grant 3,882,462 - McMahon May 6, 1 | 1975-05-06 |
Fingerprint identification apparatus
Grant 3,873,970 - McMahon , et al. March 25, 1 | 1975-03-25 |
Stacked Photoplastic Data Storage System
Grant 3,838,403 - Maloney , et al. September 24, 1 | 1974-09-24 |
Optical Processor Fingerprint Identification Apparatus
Grant 3,771,129 - McMahon November 6, 1 | 1973-11-06 |
Coherent Optical Processor Fingerprint Identification Apparatus
Grant 3,771,124 - McMahon November 6, 1 | 1973-11-06 |
Phase Modulation Holographic Data Recording Apparatus
Grant 3,754,807 - McMahon , et al. August 28, 1 | 1973-08-28 |
Light Deflector Apparatus
Grant 3,743,379 - McMahon July 3, 1 | 1973-07-03 |
Holographic Non-isotropic Diffusing Screen
Grant 3,708,217 - McMahon January 2, 1 | 1973-01-02 |
Micro-holographic Recording And Reading Apparatus
Grant 3,704,930 - McMahon December 5, 1 | 1972-12-05 |
Cooling System For Lasing Media
Grant 3,676,798 - McMahon July 11, 1 | 1972-07-11 |
Stacked Hologram Apparatus
Grant 3,635,538 - Caulfield , et al. January 18, 1 | 1972-01-18 |
Wide-angle Holographic Apparatus
Grant 3,635,539 - McMahon January 18, 1 | 1972-01-18 |
Three-dimensional Light Beam Scanner Utilizing Tandemly Arranged Diffraction Gratings
Grant 3,619,033 - McMahon November 9, 1 | 1971-11-09 |
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