Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4825533 | Method of making a voice coil with rectangular coil wire and foil leads | Junkichi Hayashi | 1989-05-02 |
TU
Tamotu Uchida
Overall (1989): #52,103 of 140,708Top 40%
1
Patents 1989