Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6703472 | Cleaning blade and electrophotographic apparatus using the same | Toshinari Miura, Taku Hatanaka, Shoji Inoue, Naohiko Nakano | 2004-03-09 |
| 4488304 | Stem for semiconductor laser devices | Hirokazu Shimizu, Kunio Itoh, Masaru Wada, Takashi Sugino | 1984-12-11 |
| 4392228 | Terraced substrate semiconductor laser | Kunio Itoh, Takashi Sugino | 1983-07-05 |