Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5815597 | Binary encoding of gray scale nonlinear joint transform correlators | Bahram Javidi | 1998-09-29 |
| 5485312 | Optical pattern recognition system and method for verifying the authenticity of a person, product or thing | Bahram Javidi, John F. Walkup | 1996-01-16 |
| 5438632 | Joint transform correlator using a 4-F lens system to achieve virtual displacement along the optical axis | — | 1995-08-01 |
| 5148316 | Averaged amplitude encoded phase-only filters for use in Fourier transform optical correlators | Mary A. Flavin | 1992-09-15 |
| 5119443 | Nonlinear joint transform optical correlator having varying degrees of nonlinearity | Bahram Javidi | 1992-06-02 |
| 5073006 | Compact 2f optical correlator | Charles K. Makekau | 1991-12-17 |
| 5040140 | Single SLM joint transform correaltors | — | 1991-08-13 |
| 5024508 | Amplitude encoded phase-only filters for optical correlators | — | 1991-06-18 |
| 5016976 | Modified compact 2f optical correlator | Kenneth H. Fielding, Charles K. Makekau | 1991-05-21 |
| 4826285 | Method of enhancing the signal to noise ratio of an image recognition correlator | — | 1989-05-02 |
| 4765714 | Binary phase-only optical correlation system | James R. Leger | 1988-08-23 |
| 4617512 | Capacitance measuring device including an overrange circuit | — | 1986-10-14 |
| 4588260 | Phase-only optical filter for use in an optical correlation system | — | 1986-05-13 |
| 4563057 | Fiber optic cable connector | Jacques E. Ludman, Henry J. Caulfield | 1986-01-07 |
| 4465332 | Holographic directional coupler for fiber optic systems | Jacques E. Ludman | 1984-08-14 |
| 4398792 | Holographic coupler for fiber optic systems | Jacques E. Ludman | 1983-08-16 |
| 4392709 | Method of manufacturing holographic elements for fiber and integrated optic systems | Jacques E. Ludman | 1983-07-12 |
| 4387955 | Holographic reflective grating multiplexer/demultiplexer | Jacques E. Ludman, Thomas Mikes | 1983-06-14 |
| 4359259 | Holographic multiplexer/demultiplexer | Jacques E. Ludman | 1982-11-16 |