Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5399703 | Tetrazole derivatives and drugs | Shoji Yasufuku, Yoshihiko Makita, Kichiro Inoue, Kei Nakanouchi | 1995-03-21 |
| D355106 | Retractable blade knife | — | 1995-02-07 |
| D355107 | Retractable blade knife | — | 1995-02-07 |
| D336028 | Retractable blade knife | — | 1993-06-01 |
| 4927835 | Acylphenol derivatives, useful as anti-inflammatory agents and pain suppressants | Masahiro Kise, Hiroshi Fujisawa, Yasuo Sasaki, Shoji Yasufuku | 1990-05-22 |
| 4794693 | Slider for a cutter knife | Tatsushige Mayama, Masanobu Ihata | 1989-01-03 |
| 4581377 | Fluorene derivatives | Yoshihisa Shibata | 1986-04-08 |