Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12142308 | Optical identifier and system for reading same | Charles Northrup, Richard Rarey | 2024-11-12 |
| 11887639 | Optical identifier and system for reading same | Charles Northrup, Richard Rarey | 2024-01-30 |
| 11244705 | Optical identifier and system for reading same | Charles Northrup, Richard Rarey | 2022-02-08 |
| 8371202 | Method and apparatus for protecting vehicles and personnel against incoming projectiles | John McNeil, Geoffrey Peter McKinnon | 2013-02-12 |
| 8256910 | Lightweight aerogel-based optical elements | — | 2012-09-04 |
| 8031343 | High-index contrast waveguide optical gyroscope having segmented paths | Daniel N. Carothers | 2011-10-04 |
| 7954411 | Method and apparatus for protecting vehicles and personnel against incoming projectiles | John McNeil, Geoffrey P. Smyton | 2011-06-07 |
| 7388700 | Ball joint gimbal mirror with actuator assembly | — | 2008-06-17 |
| 7233394 | Compact spectrometer | — | 2007-06-19 |
| 7209230 | Hand-held spectra-reflectometer | — | 2007-04-24 |
| 7018041 | Cosmetic holographic optical diffractive contact lenses | — | 2006-03-28 |
| 6898009 | Diffractive display | Donald L. Cullen, Ken G. Wasson, James E. Dvorsky | 2005-05-24 |
| 6621607 | Diffractive display | Donald L. Cullen, Ken G. Wasson, James E. Dvorsky | 2003-09-16 |
| 6552831 | Active and passive holographic optical based curved surface element | Donald L. Cullen | 2003-04-22 |
| 6285472 | Active and passive holographic optical based curved surface elements | Donald L. Cullen | 2001-09-04 |
| 5613022 | Diffractive display and method utilizing reflective or transmissive light yielding single pixel full color capability | Daniel J. Smith, Shailesh S. Bhat, Donald L. Cullen, Ken G. Wasson | 1997-03-18 |
| 4746798 | Compact optical wavelength discriminator radiometer | Max Amon | 1988-05-24 |