Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833871 | Apparatus for inserting optical fibers into a spacer having spiral grooves | Satoshi Ogawa, Masakazu Watanabe | 1989-05-30 |
MF
Masanori Fujikawa
Overall (1989): #81,651 of 140,708Top 60%
1
Patents 1989