Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8872356 | Semiconductor structures comprising a dielectric material having a curvilinear profile | Jaspreet S. Gandhi, Yangyang SUN | 2014-10-28 |
| 8703005 | Methods for removing dielectric materials | Li Li | 2014-04-22 |
| 8569167 | Methods for forming a semiconductor structure | Jaspreet S. Ghandi, Yangyang SUN | 2013-10-29 |
| 8221642 | Methods for removing dielectric materials | Li Li | 2012-07-17 |
| 8187487 | Material removal methods employing solutions with reversible ETCH selectivities | Li Li | 2012-05-29 |
| 7718084 | Etchants for selectively removing dielectric materials | Li Li | 2010-05-18 |
| 7591959 | Etchants and etchant systems with plural etch selectivities | Li Li | 2009-09-22 |
| 6740248 | Method for etching dielectric films | Li Li | 2004-05-25 |
| 6497827 | Method for etching dielectric films | Li Li | 2002-12-24 |
| 6117351 | Method for etching dielectric films | Li Li | 2000-09-12 |