RJ

Robert A. Grigsby, Jr.

HP Huntsman Petrochemical: 28 patents #3 of 174Top 2%
Chevron: 25 patents #137 of 4,788Top 3%
HI Huntsman International: 5 patents #26 of 400Top 7%
HZ Huntsman Corporation Hungary Zrt: 4 patents #1 of 14Top 8%
📍 Spring, TX: #18 of 2,039 inventorsTop 1%
🗺 Texas: #1,311 of 125,132 inventorsTop 2%
Overall (All Time): #41,683 of 4,157,543Top 2%
58
Patents All Time

Issued Patents All Time

Showing 1–25 of 58 patents

Patent #TitleCo-InventorsDate
11680130 Composition Geert Lodewijk Dries, Ernest L. Rister, Jr., Eugene P. Wiltz, Jr. 2023-06-20
11542358 Catalyst system for polyol premixes containing hydrohaloolefin blowing agents Cheng-Kuang Li, Charles Serrano, Dianne Pham 2023-01-03
11472739 Admixture composition to improve strength of cement cured products Antonius Wibowo, Howard P. Klein 2022-10-18
11198756 Blend for curing epoxy resin composistions Hui Zhou, David C. Lewis, Howard P. Klein, Feixia Chen, Katty Darragas 2021-12-14
11053338 Composition Geert Lodewijk Dries, Ernest L. Rister, Jr., Eugene P. Wiltz, Jr. 2021-07-06
10766994 Reduction of aldehydes in amine catalysts Ernest L. Rister, Jr., Haibo Zhao, Robert B. Moore 2020-09-08
10472456 Composition to reduce the amount of aldehydes emitted from polyurethane foams Geert Lodewijk Dries, Eugene P. Wiltz, Jr. 2019-11-12
10364337 Inhibition of amine oxidation Bhajendra Narayan Barman 2019-07-30
10308754 Composition Geert Lodewijk Dries, Ernest L. Rister, Jr., Eugene P. Wiltz, Jr. 2019-06-04
10131737 Reduction of aldehydes in amine catalysts Ernest L. Rister, Jr., Srinivasa S. Godavarthy, Henry Robertson, Robert B. Moore, Geert Lodewijk Dries +1 more 2018-11-20
9988483 Pyrrolidine-based catalysts for use in polyurethane materials Matthew W. Forkner, Eugene P. Wiltz, Jr., Ernest L. Rister, Jr., Frank Rodriguez, Howard P. Klein 2018-06-05
9987588 Sterically hindered amines and associated methods Wei-Yang Su, Jingjun Zhou 2018-06-05
9856344 Reduction of aldehydes in amine catalysts Frank Rodriguez, Eugene P. Wiltz, Jr., Ernest L. Rister, Jr., Bhajendra Narayan Barman 2018-01-02
9700832 Sterically hindered amines and associated methods Wei-Yang Su, Jingjun Zhou 2017-07-11
9505870 Amine suitable as PU-catalyst Eugene P. Wiltz, Jr., Jennifer Price, Jingjun Zhou 2016-11-29
9382397 Blowing catalyst Zsolt Gaspar, Heiko Humbert, Gabor Felber, Attila Gaspar, Imre Kordas +1 more 2016-07-05
9352271 Sterically hindered amines and associated methods Wei-Yang Su, Jingjun Zhou 2016-05-31
9303113 Release compositions for lignocellulosic composites Christopher J. Moriarty, Sachchida N. Singh, George A. Smith 2016-04-05
8945280 Method to decrease decomposition products in solutions that absorb acidic gases such as carbon dioxide and the like in the presence of oxygen Patrick E. Holub, Larry R. White, James E. Critchfield 2015-02-03
8858828 Use of 2-(3-aminopropoxy)ethan-1-ol as an absorbent to remove acidic gases Howard P. Klein, Jingjun Zhou, Patrick E. Holub, Attila Gaspar, Zsolt Gaspar 2014-10-14
8822729 Method for providing a secondary or tertiary amine Zsolt Gaspar, Heiko Humbert, Gabor Felber, Attila Gaspar, Imre Kordas +1 more 2014-09-02
8664445 Method for providing a secondary or tertiary amine Zsolt Gaspar, Heiko Humbert, Gabor Felber, Attila Gaspar, Imre Kordas +1 more 2014-03-04
8563676 Reactive amine catalysts for polyurethane foam Jennifer K. Pratt, Gene Wiltz, Ernest L. Rister, Jr., Don Ridgway, Gabor Felber 2013-10-22
8501828 Cure rebond binder Roger Hennington, Donald H. Ridgway, Robert G. Sawitski, Jr., Jennifer K. Pratt 2013-08-06
8232223 Separation of N,N,N′-trimethylbisamino-ethylether from mixtures comprising tertiary amines or tertiary aminoalkylethers Imre Kordas, Heiko Humbert, Gabor Felber, Attila Gaspar, Petra Emma Vanderstraeten 2012-07-31