Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873760 | Vessel lid mounting and demounting apparatus | Akira Tanaka, Takayuki Matsumoto, Yutaka Ohmura, Hisao Kojima | 1989-10-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873760 | Vessel lid mounting and demounting apparatus | Akira Tanaka, Takayuki Matsumoto, Yutaka Ohmura, Hisao Kojima | 1989-10-17 |