Hoya Corp
Hoya CorpActive Patents
0
Total Holdings
11
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| JPS60175477A | Laser light amplifier | Expired / Lapsed | 1984-02-21 | — | 0 | Details |
| US5897487A | Front end hood for endoscope | Expired / Lapsed | 1998-04-14 | 1999-04-27 | 26 | Details |
| US5820546A | Guiding device for treatment accessories of an endoscope | Expired / Lapsed | 1997-04-03 | 1998-10-13 | 12 | Details |
| US5752912A | Manipulator for flexible portion of an endoscope | Expired / Lapsed | 1996-06-19 | 1998-05-19 | 8 | Details |
| US5274650A | Solid state laser | Expired / Lapsed | 1991-12-27 | 1993-12-28 | 6 | Details |
| US5130996A | Solid-state laser device capable of generating a harmonic l… | Expired / Lapsed | 1990-11-30 | 1992-07-14 | 9 | Details |
| US4886366A | Reference corrected color sensor | Expired / Lapsed | 1987-12-10 | 1989-12-12 | 4 | Details |
| US4871384A | Process for surface modification of inorganic biomaterial | Expired / Lapsed | 1988-04-28 | 1989-10-03 | 7 | Details |
| US4643982A | High-strength glass-ceramic containing anorthite crystals a… | Expired / Lapsed | 1985-12-04 | 1987-02-17 | 8 | Details |
| US4560666A | High strength glass-ceramic containing apatite and alkaline… | Expired / Lapsed | 1984-12-06 | 1985-12-24 | 8 | Details |
| US4120814A | Fluorophosphate-base laser glasses | Expired / Lapsed | 1977-07-27 | 1978-10-17 | 12 | Details |