Su; Wei-Yang
Patent Applications and Registrations
Patent applications and USPTO patent grants for Su; Wei-Yang.The latest application filed is for "curing agent for epoxy resins".
- Su; Wei-Yang - Spring TX
- Su; Wei-Yang - The Woodlands TX
- Su; Wei-Yang - Austin TX
| Patent | Date |
|---|---|
| Emulsifier for lubricating oil concentrate Grant 11,292,981 - Li , et al. April 5, 2 | 2022-04-05 |
| Curing Agent For Epoxy Resins App 20190352453 - Su; Wei-Yang ; et al. | 2019-11-21 |
| Curing Agent For Epoxy Resins App 20190352454 - Su; Wei-Yang ; et al. | 2019-11-21 |
| Emulsifier for Lubricating Oil Concentrate App 20190218469 - Li; Xiaolong ; et al. | 2019-07-18 |
| Sterically hindered amines and associated methods Grant 9,987,588 - Su , et al. June 5, 2 | 2018-06-05 |
| Sterically hindered amines and associated methods Grant 9,700,832 - Su , et al. July 11, 2 | 2017-07-11 |
| Sterically Hindered Amines and Associated Methods App 20170144102 - Su; Wei-Yang ; et al. | 2017-05-25 |
| Sterically Hindered Amines and Associated Methods App 20160193562 - Su; Wei-Yang ; et al. | 2016-07-07 |
| Sterically hindered amines and associated methods Grant 9,352,271 - Su , et al. May 31, 2 | 2016-05-31 |
| Polymeric Surfactant App 20160145382 - SU; Wei-Yang ; et al. | 2016-05-26 |
| Emulsifier for Lubricating Oil Concentrate App 20150051132 - Li; Xiaolong ; et al. | 2015-02-19 |
| Process for the production and purification of propylene glycol Grant 8,664,448 - Godavarthy , et al. March 4, 2 | 2014-03-04 |
| Sterically Hindered Amines and Associated Methods App 20130280155 - Su; Wei-Yang ; et al. | 2013-10-24 |
| Process For The Production And Purification Of Propylene Glycol App 20110112335 - Godavarthy; Srinivasa ; et al. | 2011-05-12 |
| Reduction Of Aldehydes In Amines App 20110009512 - Grigsby, JR.; Robert A. ; et al. | 2011-01-13 |
| Co-production of cyclohexylamine and bis(para-aminocyclohexyl) methane Grant 7,304,183 - Su , et al. December 4, 2 | 2007-12-04 |
| Color stabilization of amines Grant 7,169,268 - Su , et al. January 30, 2 | 2007-01-30 |
| Preparation of secondary amines Grant 7,074,963 - Su , et al. July 11, 2 | 2006-07-11 |
| Co-production of cyclohexylamine and bis(para-aminocyclohexyl) methane App 20060135814 - Su; Wei-Yang ; et al. | 2006-06-22 |
| Advances in amination Grant 6,888,030 - Su , et al. May 3, 2 | 2005-05-03 |
| Preparation of secondary amines App 20040019238 - Su, Wei-Yang ; et al. | 2004-01-29 |
| Color stabilization of amines App 20040000471 - Su, Wei-Yang ; et al. | 2004-01-01 |
| Advances in amination App 20030078344 - Su, Wei-Yang ; et al. | 2003-04-24 |
| Fuel compositions containing etheramine alkoxylates Grant 6,063,145 - Larkin , et al. May 16, 2 | 2000-05-16 |
| Process for the production of etheramine alkoxylates Grant 6,060,625 - Su , et al. May 9, 2 | 2000-05-09 |
| Decolorization of polyethylene polyamines using ruthenium Grant 5,364,971 - Su November 15, 1 | 1994-11-15 |
| Dehydration of propylene oxide by extracting distillation Grant 5,145,563 - Culbreth, III , et al. September 8, 1 | 1992-09-08 |
| Thermoplastic thermosettable polyamide from poly(oxytetramethylene) diamine and poly(oxytetramethylene) oligomer polyamine Grant 5,140,097 - Speranza , et al. August 18, 1 | 1992-08-18 |
| Amine terminated polyamides Grant 5,138,097 - Speranza , et al. August 11, 1 | 1992-08-11 |
| Hydroxy terminated polyoxypropylene polyamides Grant 5,130,382 - Speranza , et al. July 14, 1 | 1992-07-14 |
| Polyether amide from polyalkylene glycol diamine and diacid mixture Grant 5,086,162 - Speranza , et al. February 4, 1 | 1992-02-04 |
| Aliphatic polyamines from polynitro compounds Grant 5,072,020 - Speranza , et al. December 10, 1 | 1991-12-10 |
| Polyether amide from mixture of polyether diamine Grant 5,053,484 - Speranza , et al. October 1, 1 | 1991-10-01 |
| Secondary alkyl amine derivatives of ethylenediamine Grant 5,001,267 - Speranza , et al. March 19, 1 | 1991-03-19 |
| Method for the preparation of imidazoles Grant 4,927,942 - Speranza , et al. May 22, 1 | 1990-05-22 |
| Process for preparing pyrazines from hydroxyamines Grant 4,788,289 - Su , et al. November 29, 1 | 1988-11-29 |
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