Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5769115 | Control valve | Hiroshi Ohsaki | 1998-06-23 |
| 5573030 | Stop valve | Hiroshi Ohsaki | 1996-11-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5769115 | Control valve | Hiroshi Ohsaki | 1998-06-23 |
| 5573030 | Stop valve | Hiroshi Ohsaki | 1996-11-12 |