Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12066742 | Blocking mechanism of privacy protection shutter for camera of electronic device | Takeshi Mori, Yoshiyuki Harato, Ryo Yonezawa | 2024-08-20 |
| 9675896 | Walking toy and walking toy set | Takayuki Takano | 2017-06-13 |
| 6746302 | Windup spring drive unit | — | 2004-06-08 |
| 5638922 | Pull-back windup type spring drive unit | — | 1997-06-17 |
| 5103936 | Spring drive unit of pull-back windup type | — | 1992-04-14 |