Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5609721 | Semiconductor device manufacturing apparatus and its cleaning method | Atsuhiro Tsukune, Kiyokatsu Suzuki, Katsuyoshi Matsuura, Fumitake Mieno | 1997-03-11 |
HY
Hirokazu Yamanishi
Overall (1997): #139,994 of 185,788Top 80%
1
Patents 1997