Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817877 | Shredding machine | Tetsuya Itoh, Shougo Iwai | 1989-04-04 |
SY
Shizuo Yoshikawa
Overall (All Time): #3,924,531 of 4,157,543Top 95%
1
Patents All Time