Optical Coating Laboratory Inc
Optical CoActive Patents
0
Total Holdings
10
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| EP0013435A2 | Contrast enhancement filter and method | Expired / Lapsed | 1979-12-31 | — | 13 | Details |
| DE2103909B2 | MONITORING DEVICE FOR DETECTING AN INTRUDER, E.g. OF A BURG… | Expired / Lapsed | 1971-01-28 | — | 0 | Details |
| US4663557A | Optical coatings for high temperature applications | Expired / Lapsed | 1985-08-07 | 1987-05-05 | 16 | Details |
| US4309075A | Multilayer mirror with maximum reflectance | Expired / Lapsed | 1979-10-05 | 1982-01-05 | 20 | Details |
| US4147409A | Laser reflector with reduced electric field intensity | Expired / Lapsed | 1976-11-22 | 1979-04-03 | 6 | Details |
| US3981562A | Spatial filtering for error detection | Expired / Lapsed | 1974-09-09 | 1976-09-21 | 33 | Details |
| US3703718A | Infrared intrusion detector system | Expired / Lapsed | 1971-01-07 | 1972-11-21 | 16 | Details |
| US3442572A | Circular variable filter | Expired / Lapsed | 1964-08-25 | 1969-05-06 | 0 | Details |
| US3437411A | Optical null spectrophotometer | Expired / Lapsed | 1964-11-24 | 1969-04-08 | 0 | Details |
| US3247392A | Optical coating and assembly used as a band pass interferen… | Expired / Lapsed | 1961-05-17 | 1966-04-19 | 1 | Details |