Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10570919 | Centrifugal fan and ventilation fan | Kazuki Okamoto, Hitoshi Kikuchi, Takahiro Kosaki | 2020-02-25 |
KY
Keijiro Yamaguchi
Overall (2020): #388,145 of 565,922Top 70%
1
Patents 2020