Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6304713 | Optical fiber seal verifying system | Takeshi Isogai, Youichi Yamamoto | 2001-10-16 |
| 5434415 | Radiation-detecting light-transmission apparatus | Hideo Terada, Kazuo Sakuma, Masahiro Takebe, Yoshihiro Atsumi, Katsumi Urayama | 1995-07-18 |