Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6635908 | Burying type avalanche photodiode and fabrication method thereof | Shigehisa Tanaka, Yasunobu Matsuoka, Kazuhiro Ito, Tomohiro Ohno, Sumiko Fujisaki +2 more | 2003-10-21 |
| 6606443 | Optical transmission device | Hiroshi Sato, Masahiro Aoki, Tsurugi Sudoh, Tomonobu Tsuchiya, Masaaki Komori +1 more | 2003-08-12 |