Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8800972 | Vibration insulation damper for coil spring | Yoshikiyo Sugimoto, Fumikage Yamanaka, Hidemasa Shukuri | 2014-08-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8800972 | Vibration insulation damper for coil spring | Yoshikiyo Sugimoto, Fumikage Yamanaka, Hidemasa Shukuri | 2014-08-12 |