Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10738898 | Switching valve | Keisuke Ishibashi, Ryohei Fujimoto, Norifumi Suntou, Michio Yamaji, Yasuhiro Yoshikane | 2020-08-11 |
| 10711902 | Flow dividing valve | Tsuyoshi Tanikawa, Keisuke Ishibashi, Michio Yamaji, Ryousuke Dohi, Yoshinori Shimomura +1 more | 2020-07-14 |
| D885859 | Wrench | Keisuke Ishibashi, Yoshinori Shimomura, Hirokatsu Maeda | 2020-06-02 |