Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677090 | Method of making X-ray mask having reduced stress | Kenji Marumoto, Hideki Yabe, Sunao Aya, Kei Sasaki | 1997-10-14 |
KK
Koji Kise
Overall (1997): #116,992 of 185,788Top 65%
1
Patents 1997