Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11940031 | Coil spring | Shinichi Nishizawa, Tsuyoshi Matsuda, Norifumi ARISAKA, Shun MURAMATSU, Chihiro ITO +3 more | 2024-03-26 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11940031 | Coil spring | Shinichi Nishizawa, Tsuyoshi Matsuda, Norifumi ARISAKA, Shun MURAMATSU, Chihiro ITO +3 more | 2024-03-26 |