Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11585434 | Planetary gear device carrier and planetary gear device | Mincheol Sin, Shuhei Masuda | 2023-02-21 |
| 11454300 | Drive gear and driven gear | Shuhei Masuda | 2022-09-27 |
| 11187314 | Gear device and method for assembling gear device | — | 2021-11-30 |
| 8033196 | Resin double helical gear pair | — | 2011-10-11 |
| 8028598 | Injection-molded gear | — | 2011-10-04 |
| 7770484 | Resin double helical gear and gear train using same | — | 2010-08-10 |
| 7472620 | Resin double helical gear and gear train using same | — | 2009-01-06 |
| 7415907 | Resin double helical gear and gear train using same | — | 2008-08-26 |
| 7406892 | Plastic molded gear, and intermittent rotation transmission device and gear train using same | Yoichi Takeuchi, Toru Takumori | 2008-08-05 |