Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12325844 | Photoresist remover | Yuanmei Cao, Michael T. Phenis, Lili Wang, Laisheng Sun | 2025-06-10 |
| 12298669 | Composition comprising three alkanolamines and a hydroxylamine for removing etch residues | Laisheng Sun, Lili Wang, Yi-Chia Lee, Tianniu Chen | 2025-05-13 |
| 12281251 | Etching composition and method for selectively removing silicon nitride during manufacture of a semiconductor device | Jhih Kuei Ge, Yi-Chia Lee, Wen Dar Liu, Laisheng Sun | 2025-04-22 |
| 12110435 | Etching composition and method for selectively removing silicon nitride during manufacture of a semiconductor device | Jhih Kuei Ge, Yi-Chia Lee, Wen Dar Liu, Laisheng Sun | 2024-10-08 |
| 11091727 | Post etch residue cleaning compositions and methods of using the same | Laisheng Sun, Yi-Chia Lee, Lili Wang | 2021-08-17 |
| 10400167 | Etching compositions and methods for using same | Wen Dar Liu, Yi-Chia Lee, Tianniu Chen, Thomas Mebrahtu, Edward Tseng +1 more | 2019-09-03 |
| 10073351 | Semi-aqueous photoresist or semiconductor manufacturing residue stripping and cleaning composition with improved silicon passivation | Rajiv Krishan Agarwal, Mark Richard Brown, David Barry Rennie, Yi-Chia Lee, Gene Everad Parris | 2018-09-11 |
| 9536730 | Cleaning formulations | Yi-Chia Lee, Madhukar Bhaskara Rao, Gautam Banerjee, Wen Dar Liu, Seiji Inaoka | 2017-01-03 |
| 9201308 | Water-rich stripping and cleaning formulation and method for using same | Madhukar Bhaskara Rao, Gautam Banerjee, Thomas Wieder, Yi-Chia Lee, Wen Dar Liu | 2015-12-01 |
| 9042142 | Multi-level voltage converter | Eryong Guan, Niko Railo | 2015-05-26 |
| 8889609 | Cleaning formulations and method of using the cleaning formulations | Yi-Chia Lee, Wen Dar Liu, Machukar Bhaskara Rao, Gautam Banerjee | 2014-11-18 |
| 8772214 | Aqueous cleaning composition for removing residues and method using same | Roberto Rovito | 2014-07-08 |
| 8518865 | Water-rich stripping and cleaning formulation and method for using same | Madhukar Bhaskara Rao, Gautam Banerjee, Thomas Wieder, Yi-Chia Lee, Wen Dar Liu | 2013-08-27 |
| 8361237 | Wet clean compositions for CoWP and porous dielectrics | Madhukar Bhaskara Rao, Eugene C. Baryschpolec | 2013-01-29 |
| 8288330 | Composition and method for photoresist removal | John Anthony Marsella | 2012-10-16 |
| 8283260 | Process for restoring dielectric properties | Scott J. Weigel, Mark Leonard O'Neill, Mary Kathryn Haas, Laura M. Matz, Glenn Michael Mitchell +2 more | 2012-10-09 |
| 7888302 | Aqueous based residue removers comprising fluoride | Roberto Rovito | 2011-02-15 |
| 7879782 | Aqueous cleaning composition and method for using same | Roberto Rovito | 2011-02-01 |
| 7879783 | Cleaning composition for semiconductor substrates | — | 2011-02-01 |
| 7682458 | Aqueous based residue removers comprising fluoride | Roberto Rovito | 2010-03-23 |
| 7534753 | pH buffered aqueous cleaning composition and method for removing photoresist residue | Roberto Rovito | 2009-05-19 |