JD

John E. Dewhurst

Air Products And Chemicals: 16 patents #105 of 1,997Top 6%
MO Mobay: 9 patents #4 of 172Top 3%
MC Mobay Chemical: 6 patents #7 of 131Top 6%
EG Evonik Degussa Gmbh: 3 patents #409 of 1,853Top 25%
MI Miles: 2 patents #135 of 626Top 25%
📍 Bethlehem, PA: #26 of 1,038 inventorsTop 3%
🗺 Pennsylvania: #1,316 of 74,527 inventorsTop 2%
Overall (All Time): #94,367 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 1–25 of 36 patents

Patent #TitleCo-InventorsDate
9890236 Trimerization catalysts from sterically hindered salts Juan Jesus Burdeniuc, Torsten Panitzsch 2018-02-13
9878318 Trimer catalyst additives for improving foam processability Juan Jesus Burdeniuc, Torsten Panitzsch, Gamini Ananda Vedage 2018-01-30
9815932 Trimer catalysts with improved processability and surface cure Juan Jesus Burdeniuc, Torsten Panitzsch 2017-11-14
8580864 Trimer catalysts with improved processability and surface cure Juan Jesus Burdeniuc, Torsten Panitzsch 2013-11-12
8552077 Trimer catalyst additives for improving foam processability Juan Jesus Burdeniuc, Torsten Panitzsch, Gamini Ananda Vedage 2013-10-08
8530534 Trimerization catalysts from sterically hindered salts Juan Jesus Burdeniuc, Torsten Panitzsch 2013-09-10
8445555 Stabilized carbanions as trimerization catalysts Juan Jesus Burdeniuc, Torsten Panitzsch 2013-05-21
6046249 Dimensional stabilizing, cell opening additives for polyurethane flexible and rigid foams James Douglas Tobias, Julia Bennett, Gary Dale Andrew, Robert G. Petrella 2000-04-04
5541338 Fatty imidazoline crosslinkers for polyurethane, polyurethaneurea and polyurea applications James Stephen Emerick, Brian E. Farrell 1996-07-30
5420186 Internal mold release agents comprising metallic soaps compatibilized with liquid quaternary ammonium salts 1995-05-30
5420188 Internal mold release agent for use in reaction injection molding 1995-05-30
5358985 Ionic siloxane as internal mold release agent for polyurethane, polyurethaneurea and polyurea elastomers Ronald Martin Pearlstein 1994-10-25
5324759 RIM polyol blends containing acidic siloxane internal mold release agents and quaternary ammonium phenoxides 1994-06-28
5322914 Aromatic polyisocyanurate resins and process therefor Edwin L. McInnis, Thomas M. Santosusso 1994-06-21
5317075 Hydroxyl containing quaternary ammonium salts of fatty acids as internal mold release compositions Ronald Martin Pearlstein, Thomas W. Panunto, Reinaldo Mario Machado 1994-05-31
5312845 Rim polyol blends containing acidic siloxane internal mold release agents and tin catalysts 1994-05-17
5308880 Tin catalysts for use in rim polyol blends containing acidic internal mold release agents and diethyltoluenediamine chain extender James D. Nichols, Ann C. L. Savoca 1994-05-03
5256704 Polyurethane RIM elastomers obtained with hydroxyl-containing organotin catalysts James D. Nichols 1993-10-26
5227450 Hydroxyl-containing organotin catalysts for making polyurethane rim elastomers James D. Nichols 1993-07-13
5211749 Internal mold release agent for use in reaction injection molding 1993-05-18
5204440 Polyurethane rim elastomers obtained with hydroxyl-containing heterocyclic organotin catalysts James D. Nichols 1993-04-20
5076989 Internal mold release agent for use in reaction injection molding 1991-12-31
5019600 Internal mold release agent for use in reaction injection molding 1991-05-28
5002999 Internal mold release agent for use in reaction injection molding Michael K. Lowery 1991-03-26
4963640 Process and compositions for production of moldings 1990-10-16