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 | Elke Eckstein, Edward W. Kiewra, Waldemar Walter Kocon, Marc Jay Weiss | 1997-09-23 |
BD
Birgit Hoffman, deceased
Siemens Aktiengesellschaft: 1 patents #149 of 792Top 20%
Overall (1997): #172,563 of 185,788Top 95%
1
Patents 1997