Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5615290 | Branch device for optical multiplex system | Shinichirou Harasawa | 1997-03-25 |
HF
Haruo Fujiwara
Overall (1997): #145,609 of 185,788Top 80%
1
Patents 1997