Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6371561 | Frame structure for a seatback of a seat | Yoshiyuki Iwamoto, Kazuhiro Matsuhashi | 2002-04-16 |
SK
Shuji Kumano
Overall (All Time): #3,540,976 of 4,157,543Top 90%
1
Patents All Time