Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835627 | Magnetic recorder/reproducer | Kazuhito Endo, Yoshinobu Ishida | 1989-05-30 |
MI
Masayuki Ishida
Overall (1989): #80,977 of 140,708Top 60%
1
Patents 1989