Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888783 | Semiconductor laser device | Keisuke Kojima, Kazuo Kyuma, Susumu Noda, Jun Ohta, Koichi Hammanaka | 1989-12-19 |
MK
Masaaki Kameya
Overall (1989): #80,791 of 140,708Top 60%
1
Patents 1989