Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6555896 | Etch stop for use in etching of silicon oxide | David A. Cathey, J. Brett Rolfson, Karen M. Winchester | 2003-04-29 |
| 6232218 | Etch stop for use in etching of silicon oxide | David A. Cathey, J. Brett Rolfson, Karen M. Winchester | 2001-05-15 |
| 6222257 | Etch stop for use in etching of silicon oxide | David A. Cathey, J. Brett Rolfson, Karen M. Winchester | 2001-04-24 |
| 6013943 | Etch stop for use in etching of silicon oxide | David A. Cathey, J. Brett Rolfson, Karen M. Winchester | 2000-01-11 |
| 6004875 | Etch stop for use in etching of silicon oxide | David A. Cathey, J. Brett Rolfson, Karen M. Winchester | 1999-12-21 |
| 5449314 | Method of chimical mechanical polishing for dielectric layers | Scott Meikle | 1995-09-12 |