Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677025 | Optical information recording medium near infrared absorbing material therefor | Tatsuya Tomura, Tsutomu Sato | 1997-10-14 |
NS
Noboru Sasa
Overall (1997): #97,737 of 185,788Top 55%
1
Patents 1997