Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4552112 | Valve timing control for internal combustion engines | Akihito Nagao, Kouichi Takahashi, Misao Fujimoto, Toshio Nishikawa | 1985-11-12 |
SM
Shunji Masuda
Leading Information Technology Institute: 1 patents #2 of 3Top 70%
Overall (All Time): #156,446 of 4,157,543Top 4%
26
Patents All Time