Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4651322 | Semiconductor laser | Hirokazu Shimizu, Kunio Itoh, Masaru Wada, Iwao Teramoto, Kazuo Fujimoto | 1987-03-17 |
| 4603419 | Semiconductor laser structure including dual mounts having ridge and groove engagement | Hirokazu Shimizu, Kunio Itoh, Masaru Wada | 1986-07-29 |
| 4578714 | Halftone image recording apparatus | Susumu Sugiura | 1986-03-25 |
| 4546478 | Semiconductor laser | Hirokazu Shimizu, Kunio Itoh, Masaru Wada | 1985-10-08 |
| 4520485 | Semiconductor device | Kunio Itoh, Masaru Wada, Hirokazu Shimizu | 1985-05-28 |
| 4488304 | Stem for semiconductor laser devices | Hirokazu Shimizu, Kunio Itoh, Masaru Wada, Takako Okabe | 1984-12-11 |
| 4488306 | Terraced substrate semiconductor laser | Kunio Itoh, Masaru Wada, Hirokazu Shimizu, Hiroyuki Mizuno, Kazuo Fujimoto | 1984-12-11 |
| 4456999 | Terrace-shaped substrate semiconductor laser | Kunio Itoh, Masaru Wada, Hirokazu Shimizu | 1984-06-26 |
| 4432092 | Semiconductor laser | Iwao Teramoto, Kunio Itoh | 1984-02-14 |
| 4392227 | Terraced substrate semiconductor laser | Kunio Itoh, Masaru Wada, Hirokazu Shimizu | 1983-07-05 |
| 4392228 | Terraced substrate semiconductor laser | Takako Okabe, Kunio Itoh | 1983-07-05 |
| 4383319 | Semiconductor laser | Hirokazu Shimizu, Masaru Wada, Kunio Itoh | 1983-05-10 |
| 4380861 | Method of making a semiconductor laser by liquid phase epitaxial growths | Kunio Itoh | 1983-04-26 |
| 4377865 | Semiconductor laser | Masaru Wada, Hirokazu Shimizu, Kunio Itoh | 1983-03-22 |
| 4371967 | Semiconductor laser | Masaru Wada, Hirokazu Shimizu, Kunio Itoh | 1983-02-01 |
| 4366568 | Semiconductor laser | Hirokazu Shimizu, Kunio Itoh, Masaru Wada | 1982-12-28 |
| 4365336 | Terraced substrate semiconductor laser | Hirokazu Shimizu, Masaru Wada, Kunio Itoh | 1982-12-21 |
| 4360920 | Terraced substrate semiconductor laser | Masaru Wada, Hirokazu Shimizu, Kunio Itoh | 1982-11-23 |
| 4358850 | Terraced substrate semiconductor laser | Masaru Wada, Hirokazu Shimizu, Kunio Itoh | 1982-11-09 |
| 4329661 | Terraced substrate semiconductor laser | Kunio Ito, Masaru Wada, Hirokazu Shimizu | 1982-05-11 |
| 4296387 | Semiconductor laser | Kunio Itoh | 1981-10-20 |