Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4556026 | Multiple-displacement engine | Shunji Masuda, Hisashi Nakaya | 1985-12-03 |
KO
Katumi Okazaki
Overall (All Time): #4,025,450 of 4,157,543Top 100%
1
Patents All Time