Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866243 | Laser applying apparatus | Toshio Sakane | 1989-09-12 |
| 4830483 | Laser applying apparatus | Yoshimi Kohayakawa | 1989-05-16 |
YN
Yasuyuki Numajiri
Overall (1989): #12,675 of 140,708Top 10%
2
Patents 1989