Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797854 | Operating system for controlling man-machine interaction in information processing system | Katsuichi Nakazaki | 1989-01-10 |
YN
Yasumasa Nonoyama
Overall (1989): #41,895 of 140,708Top 30%
1
Patents 1989