Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4397543 | Mask for imaging a pattern of a photoresist layer, method of making said mask, and use thereof in a photolithographic process | Frank A. Schwarzbach | 1983-08-09 |
HK
Hartmut F. Kolbe
Overall (All Time): #4,055,751 of 4,157,543Top 100%
1
Patents All Time