Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7959479 | Boat propulsion system and boat including the same and boat control device and boat control method | Mitsuhiro Ryuman | 2011-06-14 |
HK
Hirotaka Kaji
Overall (2011): #287,004 of 364,097Top 80%
1
Patents 2011