Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8570644 | Optical modulator | — | 2013-10-29 |
| 7760775 | Apparatus and method of generating laser beam | Tokutaka Hara, Masahito Mure, Miki Yatsuki | 2010-07-20 |
| 6043922 | Optical receiver board, optical wavelength-tuning filter module used for optical receiver board, and actuator for optical wavelength-tuning filter module | Tadashi Koga, Takaaki Ogata, Takashi Nakamura | 2000-03-28 |
| 4634492 | Chrysoberyl single crystal and method of producing the same | Motoya Hirota | 1987-01-06 |