Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4846555 | System for improving visibility of objects within visual field | Yuuichi Abe, Hiroshi Tsuda | 1989-07-11 |
YS
Yasutoshi Seko
Overall (1989): #41,785 of 140,708Top 30%
1
Patents 1989