Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7406019 | Semiconductor laser apparatus and optical pickup apparatus | — | 2008-07-29 |
| 6954475 | Semiconductor laser device | — | 2005-10-11 |
| 6894880 | Protection circuit for semiconductor laser device | — | 2005-05-17 |
| 5487786 | Plasma chemical vapor deposition device capable of suppressing generation of polysilane powder | Hitoshio Sannomiya, Katsuhiko Nomoto, Hiroshi Okamoto, Yoshihiro Yamamoto | 1996-01-30 |