Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11693238 | Optical arrangements including Fresnel lens elements | Simon Fortin-Deschenes | 2023-07-04 |
| 10761321 | Optical arrangements including Fresnel lens elements | Simon Fortin-Deschenes | 2020-09-01 |
| 8807751 | Retinal fundus surveillance method and apparatus | David A. Kahn, Alan Boate, Jeremy Lloyd Gribben | 2014-08-19 |
| 8491120 | Retinal fundus surveillance method and apparatus | David A. Kahn | 2013-07-23 |
| 7317535 | Wavelength dispersive fourier transform spectrometer | Pavel Cheben, Siegfried Janz, Dan Xu | 2008-01-08 |
| 7039267 | Optical switch | Thomas Ducellier, Stephen David Shaw | 2006-05-02 |
| 6002483 | Non-contact interference optical system for measuring the length of a moving surface with a large N.A. collector optical system | — | 1999-12-14 |
| 5631778 | Panoramic fish-eye imaging system | — | 1997-05-20 |
| 5629808 | D-shape laser beam projector | — | 1997-05-13 |
| 5499066 | Optical instrument with a continuously adjustable zoom | John W. Farmer, George E. Smith, Malcolm Gin, John F. H. Brook, Daryl R. White +1 more | 1996-03-12 |
| 5473474 | Panoramic lens | — | 1995-12-05 |
| 5161062 | Optical projection system including a refractive lens assembly having a gap between constituent lenses | David Shafer | 1992-11-03 |
| 4826299 | Linear deiverging lens | — | 1989-05-02 |
| 4222018 | Mode filters | Barry K. Watson | 1980-09-09 |