Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4634270 | Protective cover | Sadao Yokoo, Tadashi Shimomura, Soichi Torisawa, Tsuyoshi Kaneda | 1987-01-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4634270 | Protective cover | Sadao Yokoo, Tadashi Shimomura, Soichi Torisawa, Tsuyoshi Kaneda | 1987-01-06 |