Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4607721 | Muffler for exhaust gas from an internal combustion engine | Hideharu Tanaka, Fusaoki Uchikawa | 1986-08-26 |
| 4607722 | Muffler for exhaust gas from an internal combustion engine | Hideharu Tanaka, Fusoaki Uchikawa | 1986-08-26 |