Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7604906 | Films for prevention of crystal growth on fused silica substrates for semiconductor lithography | William Volk, Brian J. Grenon | 2009-10-20 | $11,747,000 |
| 7351503 | Fused silica pellicle in intimate contact with the surface of a photomask | — | 2008-04-01 | $3,303,000 |
| 6686103 | Fused silica pellicle | — | 2004-02-03 | $6,848,000 |
| 6524754 | Fused silica pellicle | — | 2003-02-25 | $5,526,000 |