Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849843 | Demagnetizer for a magnetic head of a cassette tape recorder | Motoyoshi Fujita, Akikazu Kunuki, Noboru Uemura, Tsutomu Kotani, Toshiharu Kawano | 1989-07-18 |
SS
Shunpei Saeki
Overall (1989): #56,990 of 140,708Top 45%
1
Patents 1989