Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4627201 | Window stay | Atsushi Hamamoto | 1986-12-09 |
YK
Yoshio Kawaoto
Overall (All Time): #4,006,116 of 4,157,543Top 100%
1
Patents All Time