Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11530670 | Air cleaner | Akiyuki Sudou, Toshio Hayashi | 2022-12-20 |
| 11493005 | Intake device | Shinichi Kamiya | 2022-11-08 |
| 11002230 | Air cleaner | Akira Harada | 2021-05-11 |
| 10881999 | Air cleaner | Akira Harada | 2021-01-05 |
| 10415519 | Duct structure | Keisuke Kondo | 2019-09-17 |