Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6155044 | Exhaust gas purifying system for internal combustion engine | Hideo Kaiho, Noriyuki Kishi, Shinichi Kikuchi | 2000-12-05 |
| 6117400 | HC emission control member for exhaust gas | Takahiro Naka, Tetsuo Endo, Haruhiko Shimizu, Shinichi Kikuchi | 2000-09-12 |
| 5649421 | Exhaust emission control device | Shinichi Kikuchi, Morio Fukuda, Shouji Inose | 1997-07-22 |