Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4813069 | Computer system having automatic answering telephone function | Nobuo Tanaka, Satoshi Tominaga, Toshihiko Yoshida | 1989-03-14 |
HO
Hisao Okada
Overall (1989): #104,387 of 140,708Top 75%
1
Patents 1989