Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5617460 | Method of increasing index of refraction of silica glass | Tomohiko Kanie | 1997-04-01 |
MK
Makoto Katayama
Overall (1997): #109,666 of 185,788Top 60%
1
Patents 1997