Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5105654 | Method for inspecting leakage of sealed container | Minoru Maruyama, Takahiko Kagawa, Tahiko Inukai, Michio Nonaka | 1992-04-21 |
| 4973814 | Controller for resistance welding machine | Koji Kojima | 1990-11-27 |