Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11795939 | Pump installation member | Kazumasa Kaiya | 2023-10-24 |
| 11761566 | Connecting pipe | Kazumasa Kaiya | 2023-09-19 |
| 11486373 | Pump | Kousei Houguchi | 2022-11-01 |
| D946626 | Pump | Katsuhiko Shibukawa, Hiroto Sakurai, Kazushige Nishi | 2022-03-22 |
| 10918977 | Suction nozzle and fluid recovery apparatus | Hiroto Sakurai | 2021-02-16 |
| D886159 | Air pump | Kousei Houguchi | 2020-06-02 |