Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5300793 | Hetero crystalline structure and semiconductor device using it | Masahiko Kondow, Takashi Kajimura | 1994-04-05 |
| 5157679 | Optoelectronic devices | Masahiko Kondow, Toshihiro Kawano, Shin Satoh, Kenji Uchida, Toshiaki Tanaka +1 more | 1992-10-20 |
| 4841531 | Semiconductor laser device | Masahiko Kondow, Shin Satoh, Akio Ohishi, Takashi Kajimura | 1989-06-20 |
| 4794606 | Opto-electronic device | Masahiko Kondow, Takashi Kajimura | 1988-12-27 |
| 4746192 | Diffraction grating and process for producing the same | — | 1988-05-24 |