Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5320734 | Test apparatus for measuring concentration of test substance in liquid | Koichi Yamasaki, Hitonaga Nakano, Toji Mukai, Yasuhiro Nagata, Sadaaki Nakaoka +2 more | 1994-06-14 |
| 5228972 | Apparatus for measuring concentration of test substance in liquid | Koichi Yamasaki, Hiroshi Terawaki, Toji Mukai, Sadaaki Nakaoka, Harumi Tanaka +1 more | 1993-07-20 |
| 4933066 | Apparatus for mounting a diffusion-limiting membrane for a sensor | Hiroshi Terawaki, Toji Mukai, Koichi Yamasaki | 1990-06-12 |
| 4929330 | Diffusion-limiting membrane holding means for sensor | Hiroshi Terawaki, Mitsunari Okamoto | 1990-05-29 |
| 4923586 | Enzyme electrode unit | Hideo Katayama, Yoshiaki Yoshida | 1990-05-08 |
| 4791582 | Polygon-filling apparatus used in a scanning display unit and method of filling the same | Tomoaki Ueda, Takashige Kai, Kazuo Nishiguchi | 1988-12-13 |