PW

Pen-Chung Wang

Shell Oil Compny: 83 patents #12 of 4,423Top 1%
The Dow Chemical: 16 patents #136 of 4,115Top 4%
RP Resolution Performance Products: 2 patents #6 of 38Top 20%
HC Hexion Specialty Chemicals: 1 patents #11 of 66Top 20%
Overall (All Time): #13,508 of 4,157,543Top 1%
104
Patents All Time

Issued Patents All Time

Showing 25 most recent of 104 patents

Patent #TitleCo-InventorsDate
10221370 Method of separating lignin derived compounds from pyrolysis oil Paul Richard Weider, Robert Lawrence Blackbourn 2019-03-05
8900833 Method of recovering lipids from microbial biomass Joseph James ALISHUSKY, Robert Lawrence Blackbourn, Paul Richard Weider 2014-12-02
7358312 Epoxy resin curing agent of epoxy resin-liquid amine adduct and polyamidoamine Christian Jean Charles De Cock, Pascale CLAEYS BOUUAERT, Derek Scott Kincaid, Karin Van Poppel, Dominique Elisabeth Marie Vandenberghe 2008-04-15
6956086 Water dispersible epoxy resins Gayle Edward Back, Larry S. Corley, Jimmy D. Elmore 2005-10-18
6653436 Water dispersible epoxy resins Gayle Edward Back, Larry S. Corley, Jimmy D. Elmore 2003-11-25
6359037 Polyamine/epoxy-functional amidoamine product with epoxy resin Charles J. Stark, Gayle Edward Back, Jimmy D. Elmore, Kalyan Ghosh, Kailash Dangayach 2002-03-19
6277928 Epoxy-functional amidoamine reacted with excess polyamine and monoepoxy as epoxy curative Charles J. Stark, by Ann E. Stark, adminstrator, Gayle Edward Back, Jimmy D. Elmore, Kalyan Ghosh +1 more 2001-08-21
6235931 Partial oxidation of polyoxyalkylene polyol compositions to polycarboxylic acid compositions Gayle Edward Back, Glynnda Addicks, Jimmie Dale Elmore, Herbert E. Fried 2001-05-22
6221934 Aqueous dispersions of epoxy resins Charles J. Stark, Jimmy D. Elmore, Gayle Edward Back, Ernest Charles Galgoci, Jr. 2001-04-24
6136894 Aqueous epoxy resin system with curing agent from reacting acid-terminated polyalkylene glycol with epoxy-amine adduct Charles J. Stark, Gayle Edward Back, Jimmy D. Elmore, Kalyan Ghosh, Kailash Dangayach 2000-10-24
6127459 Epoxy resin curing agent-reacting acid-terminated polyalkylene glycol with excess amine-terminated polyamine-epoxy resin adduct Charles J. Stark, Gayle Edward Back, Jimmy D. Elmore, Kalyan Ghosh, Kailash Dangayach 2000-10-03
5843580 Aqueous polymer emulsion Evert Van Der Heide, Gerrit Vietje 1998-12-01
5837867 Fuel compositions Jiang-Jen Lin, Charles L. Edwards, Garo Garbis Vaporciyan 1998-11-17
5693107 Fuel compositions comprising hydantoin-containing polyether alcohol additives Jiang-Jen Lin, Sarah L. Weaver 1997-12-02
5684080 Aqueous polymer emulsion Evert Van Der Heide, Gerrit Vietje 1997-11-04
5606006 Trisepoxy resin compositions 1997-02-25
5578686 Phenolic allyl ethers Donald R. Kelsey 1996-11-26
5507843 Fuel compositions Jiang-Jen Lin, Sarah L. Weaver 1996-04-16
5495051 Phenolic allyl ethers Donald R. Kelsey 1996-02-27
5489315 Fuel compositions comprising hydantoin-containing polyether alcohol additives Jiang-Jen Lin, Sarah L. Weaver 1996-02-06
5458660 Fuel compositions Jiang-Jen Lin, Sarah L. Weaver 1995-10-17
5406003 Phenolic compounds Donald R. Kelsey 1995-04-11
5382713 Phenolic compounds Donald R. Kelsey 1995-01-17
5359023 Cyclohexanenorbornane epoxy resin with curing agent Donald R. Kelsey 1994-10-25
5359028 Polyketone polymers Eit Drent 1994-10-25