Miyazawa; Hidehisa
Patent Applications and Registrations
Patent applications and USPTO patent grants for Miyazawa; Hidehisa.The latest application filed is for "optical semiconductor waveguide switch".
- Miyazawa; Hidehisa - Tokyo JP
- Miyazawa; Hidehisa - Ichihara JP
| Patent | Date |
|---|---|
| Optical semiconductor waveguide switch Grant 5,148,505 - Yanagawa , et al. September 15, 1 | 1992-09-15 |
| Thin film optical component for use in optical transmission lines and method of manufacturing the same Grant 4,958,897 - Yanagawa , et al. September 25, 1 | 1990-09-25 |
| Multiple-fiber optical component and method for manufacturing of the same Grant 4,900,118 - Yanagawa , et al. February 13, 1 | 1990-02-13 |
| Optical fiber switch system Grant 4,886,335 - Yanagawa , et al. December 12, 1 | 1989-12-12 |
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