Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5749980 | Method for improving aluminum alloy cast structural member | Tsuyoshi Matsumoto | 1998-05-12 |
| 5576112 | Joint of aluminum alloy casting | Tsuyoshi Matsumoto | 1996-11-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5749980 | Method for improving aluminum alloy cast structural member | Tsuyoshi Matsumoto | 1998-05-12 |
| 5576112 | Joint of aluminum alloy casting | Tsuyoshi Matsumoto | 1996-11-19 |