Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5774178 | Apparatus and method for rearranging digitized single-beam color video data and controlling output sequence and timing for multiple-beam color display | Yee-Lu Zhaog, Robert Hu, Yen-Chen Chen | 1998-06-30 |
| 5585946 | Virtual image display system with reduced ambient reflection and low radiation | — | 1996-12-17 |
| 5440428 | Automotive instrument 3-D virtual image display | Ronald G. Hegg | 1995-08-08 |
| 5436763 | Wide spectral bandwidth virtual image display optical system | Chungte W. Chen | 1995-07-25 |
| 5383053 | Virtual image display having a high efficiency grid beamsplitter | Ronald G. Hegg, Anson Au | 1995-01-17 |
| 5363241 | Focusable virtual image display | Ronald G. Hegg | 1994-11-08 |
| 5305124 | Virtual image display system | Steve Stringfellow, Howard S. Newberg | 1994-04-19 |
| 5278532 | Automotive instrument virtual image display | Ronald G. Hegg, Ronald T. Smith, John Ferrer | 1994-01-11 |
| 5264913 | Reduced combiner helicopter sight system | Ronald G. Hegg | 1993-11-23 |
| 5121099 | Two-page automotive virtual image display | Ronald G. Hegg | 1992-06-09 |
| 5082337 | Filter device employing a holographic element | John E. Wreede | 1992-01-21 |
| 5053755 | Automotive head-up display with high brightness in daytime and high contrast in nighttime | Ronald T. Smith, Ronald G. Hegg | 1991-10-01 |
| 5035474 | Biocular holographic helmet mounted display | Gaylord E. Moss, Brian D. Cohn, Lacy G. Cook, John Ferrer | 1991-07-30 |
| 5028119 | Aircraft head-up display | Ronald G. Hegg, Paul Christopher Norton, John Ferrer, Steven A. Stringfellow | 1991-07-02 |
| 5007690 | Holographic data storage and retrieval system | Ronald T. Smith, Brent Copely Frogget | 1991-04-16 |
| 4973139 | Automotive head-up display | Martin Weinhrauch, John Ferrer, Ronald G. Hegg, Matthew J. Van Leeuwen, Steven A. Stringfellow +2 more | 1990-11-27 |
| 4968117 | Graded index asperhic combiners and display system utilizing same | John Ferrer, Ronald T. Smith | 1990-11-06 |
| 4815800 | Flare reduction in holograms | John E. Wreede | 1989-03-28 |
| 4637678 | Holographic laser protection device | Gaylord E. Moss, Teena L. Dobbs | 1987-01-20 |
| 4610499 | Diffraction diffusion screen with holographically suppressed zero-order beam | Ronald T. Smith | 1986-09-09 |
| 4586780 | Directional diffusing screen with suppressed zero-order light | John Gunther, Ronald T. Smith | 1986-05-06 |
| 4545646 | Process for forming a graded index optical material and structures formed thereby | Ronald T. Smith, John W. Peters | 1985-10-08 |
| 4401537 | Liquid crystal display and photopolymerizable sealant therefor | Robert D. Lowrey | 1983-08-30 |
| 4297401 | Liquid crystal display and photopolymerizable sealant therefor | Robert D. Lowrey | 1981-10-27 |
| 4236150 | Liquid crystal display system | — | 1980-11-25 |