Issued Patents 2020
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 (2020): #254,902 of 565,922Top 50%
1
Patents 2020