Issued Patents All Time
Showing 76–95 of 95 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4745611 | Buried twin ridge substrate laser | Ken Hamada, Kunio Itoh, Masahiro Kume, Takao Shibutani | 1988-05-17 |
| 4731792 | Semiconductor laser device with decreased light intensity noise | Masahiro Kume, Masuru Wada, Kunio Itoh, Ken Hamada, Fumiko Tajiri | 1988-03-15 |
| 4675074 | Method of manufacturing semiconductor device | Masaru Wada, Takao Shibutani, Kunio Itoh, Ken Hamada, Iwao Teramoto | 1987-06-23 |
| 4673188 | Boot with bracing boss portion for universal joint | Yutaka Matsuno, Yasunori Hatanaka, Masahiro Ishigaki, Hiroshi Harada, Michihiro Kawada +1 more | 1987-06-16 |
| 4651322 | Semiconductor laser | Kunio Itoh, Takashi Sugino, Masaru Wada, Iwao Teramoto, Kazuo Fujimoto | 1987-03-17 |
| 4603419 | Semiconductor laser structure including dual mounts having ridge and groove engagement | Kunio Itoh, Takashi Sugino, Masaru Wada | 1986-07-29 |
| 4546478 | Semiconductor laser | Kunio Itoh, Takashi Sugino, Masaru Wada | 1985-10-08 |
| 4520485 | Semiconductor device | Takashi Sugino, Kunio Itoh, Masaru Wada | 1985-05-28 |
| 4488306 | Terraced substrate semiconductor laser | Takashi Sugino, Kunio Itoh, Masaru Wada, Hiroyuki Mizuno, Kazuo Fujimoto | 1984-12-11 |
| 4488304 | Stem for semiconductor laser devices | Kunio Itoh, Masaru Wada, Takashi Sugino, Takako Okabe | 1984-12-11 |
| 4456999 | Terrace-shaped substrate semiconductor laser | Takashi Sugino, Kunio Itoh, Masaru Wada | 1984-06-26 |
| 4392227 | Terraced substrate semiconductor laser | Kunio Itoh, Takashi Sugino, Masaru Wada | 1983-07-05 |
| 4383319 | Semiconductor laser | Masaru Wada, Takashi Sugino, Kunio Itoh | 1983-05-10 |
| 4377865 | Semiconductor laser | Takashi Sugino, Masaru Wada, Kunio Itoh | 1983-03-22 |
| 4371967 | Semiconductor laser | Masaru Wada, Takashi Sugino, Kunio Itoh | 1983-02-01 |
| 4366568 | Semiconductor laser | Kunio Itoh, Takashi Sugino, Masaru Wada | 1982-12-28 |
| 4365336 | Terraced substrate semiconductor laser | Takashi Sugino, Masaru Wada, Kunio Itoh | 1982-12-21 |
| 4360920 | Terraced substrate semiconductor laser | Masaru Wada, Takashi Sugino, Kunio Itoh | 1982-11-23 |
| 4358850 | Terraced substrate semiconductor laser | Takashi Sugino, Masaru Wada, Kunio Itoh | 1982-11-09 |
| 4329661 | Terraced substrate semiconductor laser | Takashi Sugino, Kunio Ito, Masaru Wada | 1982-05-11 |