Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12241520 | Rotary damper | — | 2025-03-04 |
| 11428046 | Braking device for automatic winding type screen device | — | 2022-08-30 |
| 11181228 | Rod fixing device, and telescopic rod unit employing same | Shin Kimura | 2021-11-23 |