Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1042347 | Regulator | Tadamitsu Higaki | 2024-09-17 |
| D1042348 | Regulator | Tadamitsu Higaki | 2024-09-17 |
| D1010683 | Filter regulator | Tadamitsu Higaki | 2024-01-09 |
| D960285 | Lubricator | Tadamitsu Higaki | 2022-08-09 |
| D960290 | Filter | Tadamitsu Higaki | 2022-08-09 |
| D927646 | Residual pressure release valve | Kazuhiro Matsushita | 2021-08-10 |
| D926934 | Residual pressure release valve | Kazuhiro Matsushita | 2021-08-03 |
| D926933 | Residual pressure release valve | Kazuhiro Matsushita | 2021-08-03 |
| D926935 | Residual pressure release valve | Kazuhiro Matsushita | 2021-08-03 |
| D924361 | Residual pressure release valve | Kazuhiro Matsushita | 2021-07-06 |
| D801481 | Flow control valve | Shinichi Ito | 2017-10-31 |
| D796007 | Flow control valve | Shinichi Ito | 2017-08-29 |
| D796008 | Flow control valve | Shinichi Ito | 2017-08-29 |
| D785756 | Flow control valve | Shinichi Ito | 2017-05-02 |