Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7654300 | Obstacle detection stopping device of solar radiation shielding apparatus | — | 2010-02-02 |
| 5176194 | Roller screen unit | — | 1993-01-05 |
| 5099906 | Roller screen unit | Osamu Tsuchida | 1992-03-31 |