Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060617 | Control valve and method for manufacturing control valve | Takao Ishida | 2021-07-13 |
| 10982774 | Control valve and method for manufacturing control valve | Takao Ishida | 2021-04-20 |