Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670018 | Isotropic silicon etch process that is highly selective to tungsten | Birgit Hoffman, deceased, Edward W. Kiewra, Waldemar Walter Kocon, Marc Jay Weiss | 1997-09-23 |
EE
Elke Eckstein
Siemens Aktiengesellschaft: 1 patents #149 of 792Top 20%
Overall (1997): #182,503 of 185,788Top 100%
1
Patents 1997