Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816888 | Sensor | Masaya Hijikigawa | 1989-03-28 |
JT
Junichi Tanaka
Overall (1989): #91,367 of 140,708Top 65%
1
Patents 1989