Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7623431 | Optical disk drive | — | 2009-11-24 |
| 5275602 | Bone-joining articles | Yoshihiko Shimizu, Tatsuo Nakamura, Nobuya Takahashi, Takeshi Shimamoto | 1994-01-04 |
| 5244708 | Electromagnetic wave shielding interior material | Yasuyoshi Tsuchida, Ryoichi Isoyama, Kazumasa Onishi | 1993-09-14 |
| 5098009 | Method for joining joint portions of electromagnetic wave shielding materials | Yasuyoshi Tsuchida, Ryoichi Isoyama, Kazumasa Onishi, Kei Ito, Hiroo Ueno | 1992-03-24 |