Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4796177 | Address extension system | Tomochika Shibata | 1989-01-03 |
HN
Hisayuki Nishimura
Overall (1989): #104,536 of 140,708Top 75%
1
Patents 1989