Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8656839 | Railcar bogie | Takehiro Nishimura, Takeyoshi Kusunoki | 2014-02-25 |
| 6474943 | Fan shroud for vehicle mounted heat converter | Takayoshi Kataoka | 2002-11-05 |
SN
Shunichi Nakao
Sumitomo Riko Company Limited: 1 patents #206 of 446Top 50%
Overall (All Time): #146,321 of 4,157,543Top 4%
27
Patents All Time