Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4930256 | Method of smoothing the outer surface of a structure with sliding doors and a sliding door with a mechanism for smoothing the outer surface | Isamu Kawanishi | 1990-06-05 |
| 4678226 | Construction of vehicle body | Masashi Ishizuka | 1987-07-07 |