Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10458424 | Centrifugal fan | Kiyohisa Nara | 2019-10-29 |
| 10428827 | Centrifugal fan with a casing including structure for engaging with an object to which the centrifugal fan is installed | Takuji Yamada, Masaaki Matsubara, Kiyohisa Nara | 2019-10-01 |
| 10316860 | Centrifugal fan having impeller with blades between annular shroud and main plate | Kiyohisa Nara, Tetsuya Seki | 2019-06-11 |