Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6457877 | Optical module, method for manufacturing optical module and optical communication apparatus | Takeshil Kato, Koji Yoshida, Toshinori Hirataka, Kazuyuki Fukuda, Tadaaki Ishikawa +3 more | 2002-10-01 |
| 6433440 | Semiconductor device having a porous buffer layer for semiconductor device | Masahiko Ogino, Shuji Eguchi, Akira Nagai, Takumi Ueno, Masanori Segawa +6 more | 2002-08-13 |
| 6423571 | Method of making a semiconductor device having a stress relieving mechanism | Masahiko Ogino, Akira Nagai, Shuji Eguchi, Masanori Segawa, Haruo Akahoshi +4 more | 2002-07-23 |