Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6924172 | Method of forming a bond pad | Paule C. Aschieri | 2005-08-02 |
| 5650356 | Method for reducing corrosion in openings on a semiconductor wafer | Gordon M. Grivna, Gregory W. Grynkewich | 1997-07-22 |
| 5453401 | Method for reducing corrosion of a metal surface containing at least aluminum and copper | Gordon M. Grivna, Gregory W. Grynkewich | 1995-09-26 |
| 4921572 | Etchant solutions containing hydrogen fluoride and a polyammonium fluoride salt | — | 1990-05-01 |
| 4895617 | Etchant solution for photoresist-patterned metal layers | Maureen F. Preuss | 1990-01-23 |
| 4871422 | Etching solutions containing ammonium fluoride and anionic sulfate esters of alkylphenol polyglycidol ethers and method of etching | Michael Scardera | 1989-10-03 |
| 4863563 | Etching solutions containing ammonium fluoride and a nonionic alkyl amine glycidol adduct and method of etching | Michael Scardera | 1989-09-05 |
| 4761244 | Etching solutions containing ammonium fluoride and an alkyl polyaccharide surfactant | Michael Scardera | 1988-08-02 |
| 4761245 | Etching solutions containing ammonium fluoride and an alkylphenol polyglycidol ether surfactant | Michael Scardera | 1988-08-02 |