Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10408120 | Opening/closing valve structure | Einosuke Suekuni, Masaaki Sato, Junji Umemura, Shuhei Tsujita | 2019-09-10 |
HY
Hisayoshi Yamada
Overall (2019): #443,204 of 560,194Top 80%
1
Patents 2019