Patent | Date |
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Method For Inactivating A Virus On A Surface App 20210402017 - EPSTEIN; Howard ;   et al. | 2021-12-30 |
Pigment powders Grant 10,676,619 - Kaviratna , et al. | 2020-06-09 |
Pigment mixtures Grant 10,639,247 - Tellefsen , et al. | 2020-05-05 |
Special effects with mixtures of interference pigments Grant 10,219,989 - Peng , et al. | 2019-03-05 |
Pigment Powders App 20180265708 - KAVIRATNA; Padma ;   et al. | 2018-09-20 |
Special Effects With Mixtures Of Interference Pigments App 20160206530 - PENG; Qinyun ;   et al. | 2016-07-21 |
Cosmetic Powder Compositions Having Large Particle Size Color Travel Effect Pigments App 20150190316 - PENG; Qinyun ;   et al. | 2015-07-09 |
Method for laser-marking and an article marked by such method Grant 8,530,785 - Peng September 10, 2 | 2013-09-10 |
Pigment Mixtures App 20100291014 - Tellefsen; Mark ;   et al. | 2010-11-18 |
Special Effects With Mixtures Of Interference Pigments App 20090252695 - Peng; Qinyun ;   et al. | 2009-10-08 |
Cosmetic Powder Compositions Having Large Particle Size Color Travel Effect Pigments App 20080274152 - PENG; Qinyun ;   et al. | 2008-11-06 |
Shingle and mat tensile strength with urea formaldehyde resin modifier Grant 7,272,915 - Peng September 25, 2 | 2007-09-25 |
Method for laser-marking and an article marked by such method App 20070029294 - Peng; Qinyun | 2007-02-08 |
Special effects with mixtures of interference pigments App 20060051304 - Peng; Qinyun ;   et al. | 2006-03-09 |
Asphalt roofing composite including adhesion modifier-treated glass fiber mat Grant 6,993,876 - Peng , et al. February 7, 2 | 2006-02-07 |
Cosmetic powder compositions having large particle size color travel effect pigments App 20060013838 - Peng; Qinyun ;   et al. | 2006-01-19 |
Shingle and mat tensile strength with urea formaldehyde resin modifier App 20050249918 - Peng, Qinyun | 2005-11-10 |
Surface treated pearlescent pigments for hair care products App 20050214236 - Peng, Qinyun ;   et al. | 2005-09-29 |
Shingle tear strength with fiber mixture of different fibers Grant 6,851,240 - Peng , et al. February 8, 2 | 2005-02-08 |
Fiber mats for materials of construction having improved tear strength and process for making same Grant 6,817,152 - Peng , et al. November 16, 2 | 2004-11-16 |
Fiber mats for materials of construction having improved tear strength and process for making same App 20040198116 - Peng, Qinyun ;   et al. | 2004-10-07 |
Shingle tear strength with fiber mixture of different fibers App 20040166751 - Peng, Qinyun ;   et al. | 2004-08-26 |
Cured non-woven mat of a mixture of fibers Grant 6,737,369 - Peng , et al. May 18, 2 | 2004-05-18 |
Process for making fiber mats for materials of construction having improved tear strength Grant 6,706,147 - Peng , et al. March 16, 2 | 2004-03-16 |
Fiber mats for materials of construction having improved tear strength and process for making same App 20030114065 - Peng, Qinyun ;   et al. | 2003-06-19 |
Fiber mats for materials of construction having improved tear strength and process for making same Grant 6,544,911 - Peng , et al. April 8, 2 | 2003-04-08 |
Shingle tear strength with fiber mixture of different fibers App 20030054714 - Peng, Qinyun ;   et al. | 2003-03-20 |
Fiber mats for materials of construction having improved tear strength and process for making same App 20010009834 - Peng, Qinyun ;   et al. | 2001-07-26 |