Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797690 | Ribbon feed mechanism | Masaaki Takita, Yoshikazu Tsuru, Masaharu Ushihara, Masumi Tanaka | 1989-01-10 |
TI
Taichi Itoh
Overall (1989): #53,409 of 140,708Top 40%
1
Patents 1989