Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5991149 | Operation shaft receiving-type electric | Tadayoshi Tsuneaki | 1999-11-23 |
| 5711680 | Socket type electric device unit | Tadayoshi Tsuneaki, Michio Kurokawa | 1998-01-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5991149 | Operation shaft receiving-type electric | Tadayoshi Tsuneaki | 1999-11-23 |
| 5711680 | Socket type electric device unit | Tadayoshi Tsuneaki, Michio Kurokawa | 1998-01-27 |