Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674302 | Automobile filter element | Hideo Kamo, Yoshitaka Nishio, Tetsuro Okazono, Takanari Takagaki | 1997-10-07 |
| 5664533 | Air intake device for an internal combustion engine | Shuya Mikami, Yoshitaka Nishio, Akihide Yamaguchi, Masao Ino | 1997-09-09 |