Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6204899 | High efficiency, color coding light pipe methods for display applications, utilizing chiral liquid crystal materials | — | 2001-03-20 |
| 5841494 | Transflective LCD utilizing chiral liquid crystal filter/mirrors | — | 1998-11-24 |
| 5835166 | Chiral nematic liquid crystal polarization modulated color display for stereoscopic viewing device | Philip A. Johnson | 1998-11-10 |
| 5699184 | Use of stereoscopic display systems utilizing chiral liquid crystals | — | 1997-12-16 |
| 5692226 | Stereoscopic recording systems utilizing chiral liquid crystals | — | 1997-11-25 |
| 5499243 | Method and apparatus for coordinating transfer of information between a base station and a plurality of radios | — | 1996-03-12 |
| 5398131 | Stereoscopic hardcopy methods | Philip A. Johnson | 1995-03-14 |