Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11035494 | Flow rate control apparatus and flow rate control method for the flow rate control apparatus | Takashi Funakoshi, Tsuyoshi Tanikawa, Tadayuki Yakushijin | 2021-06-15 |
| 10711902 | Flow dividing valve | Tsuyoshi Tanikawa, Keisuke Ishibashi, Tadayuki Yakushijin, Michio Yamaji, Ryousuke Dohi +1 more | 2020-07-14 |
| D885859 | Wrench | Keisuke Ishibashi, Hirokatsu Maeda, Tadayuki Yakushijin | 2020-06-02 |
| 9423037 | Diaphragm with flange and annular ridge and diaphragm valve using the same | Shunji Obara, Masahiko Sogao, Keigo Kobayashi | 2016-08-23 |
| 8374337 | Slide unit mechanism | Yasuhiro Mitsui | 2013-02-12 |
| 5178366 | Valve seal | Tetsuya Kojima, Masahiko Nakazawa, Hisayoshi Matsumoto | 1993-01-12 |