Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9856986 | Valve device | Takeshi Ishimaru, Kouhei Morita | 2018-01-02 |
| 9802198 | Valve device | Takeshi Ishimaru, Kouhei Morita | 2017-10-31 |
| 9678453 | Semiconductive roller | — | 2017-06-13 |
| 9658557 | Semiconductive roller | — | 2017-05-23 |