Walsh; Kathryn
Patent Applications and Registrations
Patent applications and USPTO patent grants for Walsh; Kathryn.The latest application filed is for "filter and method of making an optical device".
- Walsh; Kathryn - Mansfield GB
- Walsh; Kathryn - Reading GB
| Patent | Date |
|---|---|
| Optical radiation filter Grant 6,624,872 - Anderson , et al. September 23, 2 | 2003-09-23 |
| Filter and method of making an optical device App 20020024625 - Anderson, Duncan James ; et al. | 2002-02-28 |
| Broadband cholesteric polarizer and an optical device employing the same Grant 6,061,108 - Anderson , et al. May 9, 2 | 2000-05-09 |
| Illumination system and display device Grant 5,828,471 - Davis , et al. October 27, 1 | 1998-10-27 |
| Illumination system and display device Grant 5,822,029 - Davis , et al. October 13, 1 | 1998-10-13 |
| Polarization sensitive devices and methods of manufacture thereof Grant 5,812,233 - Walsh , et al. September 22, 1 | 1998-09-22 |
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