Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12209450 | One-way damping hinge | Hiroaki Kawawa | 2025-01-28 |
| 6990711 | Hinge device and cell phone | Shinichiro Koshikawa | 2006-01-31 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12209450 | One-way damping hinge | Hiroaki Kawawa | 2025-01-28 |
| 6990711 | Hinge device and cell phone | Shinichiro Koshikawa | 2006-01-31 |