Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6074484 | Painting tool | Mitsuru Nagaya, Seiichi Takeuchi | 2000-06-13 |
| 6011455 | Wall surface absorption type moving device and magnet driving method of the wall surface absorption type moving device | Tomoyosi Ibe | 2000-01-04 |