Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4809999 | Tubular frame member | Hideaki Tozawa | 1989-03-07 |
JK
Jitsuji Kawada
Overall (1989): #96,982 of 140,708Top 70%
1
Patents 1989