Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7346432 | Earthquake disaster prevention system | Sadayuki Matsumiya, Yuwu Zhang | 2008-03-18 |
| 6538161 | Fluorescent substances | Takao Yamauchi, Akio Tajima, Hidemasa Mouri | 2003-03-25 |
| 6528657 | Fluorescent carbazole derivative | Takao Yamauchi, Akio Tajima, Hidemasa Mouri | 2003-03-04 |
| 5259119 | Automatic inner diameter measuring apparatus and zero adjustment thereof | Susumu Yoshioka, Tetsuhiko Kubo | 1993-11-09 |
| 4997274 | Three-dimensional measurement apparatus | Tsunehiko Takakusagi, Masahiro Yoshida, Masami Harano, Joshiro Sato | 1991-03-05 |
| 4799170 | Method of measuring by coordinate measuring instrument | Shinji Ide | 1989-01-17 |
| 4597303 | Drivably connecting construction in measuring instrument | — | 1986-07-01 |
| 4279080 | Touch signalling probe | — | 1981-07-21 |
| 4236481 | Measuring instrument | Takashi Kobashi | 1980-12-02 |