Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10415637 | Mast space of helicopter, driving power transmission device of helicopter including mast spacer, and helicopter | Tomohiro Yamauchi | 2019-09-17 |
HO
Hisashi Okada
Overall (2019): #444,463 of 560,194Top 80%
1
Patents 2019