Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697888 | Endoscope apparatus having valve device for supplying water and gas | Takao Yamaguchi | 1997-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697888 | Endoscope apparatus having valve device for supplying water and gas | Takao Yamaguchi | 1997-12-16 |