Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5145648 | Exhaust smoke purifier apparatus | Ikuo Matsumoto, Kenji Tabata, Hiroshi Fukuda | 1992-09-08 |
SM
Shinjirou Miyahara
Overall (All Time): #3,858,837 of 4,157,543Top 95%
1
Patents All Time