Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5429484 | Liquid feed pump particularly used for liquid medicine and liquid feed apparatus for filling of liquid medicine | Washiro Honda, Hisayoshi Matsumoto | 1995-07-04 |
| 5427357 | Control valve | Mutsunori Koyomogi, Kunihiko Daido, Yukio Minami, Masahiko Sogao, Kazuhiro Yoshikawa +2 more | 1995-06-27 |
| 5398725 | Flow control device | Kazuo Tsukada | 1995-03-21 |
| 5379982 | Control valve | Mutsunori Koyomogi, Yukio Minami, Kazuhiro Yoshikawa, Tetsuya Kojima | 1995-01-10 |
| 5178366 | Valve seal | Tetsuya Kojima, Hisayoshi Matsumoto, Yoshinori Shimomura | 1993-01-12 |
| 5161571 | Check valve | Hisayoshi Matsumoto | 1992-11-10 |
| 5107885 | Check valve | Hisayoshi Matsumoto | 1992-04-28 |
| 4804164 | Flow control device | Kazuo Tsukada, Kazunori Suzuki | 1989-02-14 |