Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814969 | Control apparatus | — | 1989-03-21 |
HK
Hiroshi Kiyooka
Overall (1989): #105,054 of 140,708Top 75%
1
Patents 1989