Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875426 | Float attachment for watercrafts | Katumasa Soga | 1989-10-24 |
KM
Kazuo Matsutani
Overall (All Time): #3,940,331 of 4,157,543Top 95%
1
Patents All Time