Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4594281 | Lightweight impact absorbing panel | Kousuke Haraga, Kazumi Yamamoto | 1986-06-10 |
KH
Katutoshi Hattori
Overall (All Time): #3,997,027 of 4,157,543Top 100%
1
Patents All Time