Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695880 | Lead-containing fluoride glass, optical fiber and process for producing it | Hiroo Kanamori, Masashi Onishi, Yoshiaki Miyajima, Masataka Nakazawa | 1997-12-09 |
TK
Takashi Kogo
NTT: 1 patents #69 of 290Top 25%
Overall (1997): #71,960 of 185,788Top 40%
1
Patents 1997