loadpatents
Patent applications and USPTO patent grants for NIU; Xinhuan.The latest application filed is for "method of cleaning tungsten plug surfaces in ultra large scale integrated circuits after chemical-mechanical polishing".
Patent | Date |
---|---|
Method Of Cleaning Tungsten Plug Surfaces In Ultra Large Scale Integrated Circuits After Chemical-mechanical Polishing App 20130133691 - LIU; Yuling ;   et al. | 2013-05-30 |
Slurry for chemical-mechanical planarization of sapphire and method for manufacturing the same Grant 7,883,557 - Liu , et al. February 8, 2 | 2011-02-08 |
Method for removing contaminants from silicon wafer surface Grant 7,578,890 - Liu , et al. August 25, 2 | 2009-08-25 |
Method For Controlling The Dishing Problem Associated With Chemical-mechanical Planarization (cmp) During Manufacture Of Copper Multilayer Interconnection Structures In Ultra Large-scale Integrated Circuits (ulsi) App 20080032606 - LIU; Yuling ;   et al. | 2008-02-07 |
Method For Removing Contaminants From Silicon Wafer Surface App 20070277847 - LIU; Yuling ;   et al. | 2007-12-06 |
Slurry For Chemical-mechanical Planarization Of Sapphire And Method For Manufacturing The Same App 20070278447 - LIU; Yuling ;   et al. | 2007-12-06 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.