Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10663037 | Helical gear device | Hiroshi Yorita, Taketsugu Sasaki, Kenichiro Tsukamoto, Kazuya Arakawa | 2020-05-26 |
| 10578061 | Air cleaner | Shota Gomibuchi, Wataru Yamazaki | 2020-03-03 |