Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4675074 | Method of manufacturing semiconductor device | Masaru Wada, Hirokazu Shimizu, Takao Shibutani, Kunio Itoh, Ken Hamada | 1987-06-23 |
| 4651322 | Semiconductor laser | Hirokazu Shimizu, Kunio Itoh, Takashi Sugino, Masaru Wada, Kazuo Fujimoto | 1987-03-17 |
| 4432092 | Semiconductor laser | Takashi Sugino, Kunio Itoh | 1984-02-14 |
| 4351099 | Method of making FET utilizing shadow masking and diffusion from a doped oxide | Hiromitsu Takagi, Shotaro Umebachi, Gota Kano | 1982-09-28 |
| 4194927 | Selective thermal oxidation of As-containing compound semiconductor regions | Hiromitsu Takagi, Gota Kano | 1980-03-25 |