Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10570919 | Centrifugal fan and ventilation fan | Keijiro Yamaguchi, Kazuki Okamoto, Hitoshi Kikuchi | 2020-02-25 |
TK
Takahiro Kosaki
Overall (All Time): #2,776,907 of 4,157,543Top 70%
1
Patents All Time