Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9556821 | Piston structure for engine | Mitsutaka Yamaya, Shuji Takuma, Yasunori Kanda, Tatsuya Kobayashi, Takeshi Motomuro | 2017-01-31 |
KH
Koichi Hirata
Overall (2017): #343,291 of 506,227Top 70%
1
Patents 2017