RG

Richard Gelles

Shell Oil Compny: 29 patents #65 of 4,423Top 2%
KP Kraton Polymers: 1 patents #107 of 194Top 60%
📍 Houston, TX: #493 of 21,073 inventorsTop 3%
🗺 Texas: #3,693 of 125,132 inventorsTop 3%
Overall (All Time): #119,834 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
7348376 Adhesive composition 2008-03-25
6222008 Treatment of polymer solution with acid and ammonia to improve polymer color 2001-04-24
5599879 Modified radial polymers Carl L. Willis, John E. Gorman, Andres M. Arismendi, Jr. 1997-02-04
5516831 Selectively sulfonated block copolymers/extender oils Lorelle A. Pottick, Carl L. Willis 1996-05-14
5506299 High impact resistant blends of thermoplastic polyamides and modified block copolymers William P. Gergen, Robert G. Lutz, Michael J. Modic 1996-04-09
5492967 Impact modification of polypropylene with styrene/isoprene tetrablock copolymers Lie K. Djiauw, Michael J. Modic, Glenn R. Himes 1996-02-20
H1518 Impact modification of polypropylene with styrene/isoprene triblock Lie K. Djiauw, Michael J. Modic, Glenn R. Himes 1996-02-06
5461111 Blends of polystyrene/polypropylene grafted polymers and elastomeric block copolymers Michael J. Modic, Lie K. Djiauw 1995-10-24
5447775 Torchable roll roofing composition 1995-09-05
5378760 Blends of polystyrene/polypropylene grafted polymers and elastomeric tetrablock copolymers Michael J. Modic, Lie K. Djiauw 1995-01-03
5371141 High impact resistant blends of thermoplastic polyamides and modified block copolymers William P. Gergen, Robert G. Lutz, Michael J. Modic 1994-12-06
5308676 Torchable roll roofing membrane Mark A. Berggren, Dennis W. Gilmore 1994-05-03
5281663 High impact resistanct blends of thermoplastic polyesters and modified block copolymers William P. Gergen, Robert G. Lutz, Michael J. Modic 1994-01-25
H1250 Modification of asphalt Dennis W. Gilmore, Anne R. Spell, James H. Collins, Mark A. Berggren, Mark G. Bouldin 1993-11-02
5239010 Sulfonated block copolymers Jaroslav G. Balas, William P. Gergen, Carl L. Willis, Lorelle A. Pottick, Robert A. Weiss 1993-08-24
5218044 Blends of modified radial polymers and engineering thermoplastic polymers Carl L. Willis, John E. Gorman, Andres M. Arismendi, Jr. 1993-06-08
5214082 Asphalt acrylic monomer-containing polymer composition Donn A. DuBois 1993-05-25
5212220 Water-based emulsions and dispersions of bitumen modified with a functionalized block copolymer 1993-05-18
H1186 Self-adhesive water proofing product 1993-05-04
5189083 Asphalt acrylic monomer-containing block polymer composition Donn A. DuBois 1993-02-23
H1141 Asphalt-block copolymer roofing composition Mark A. Berggren 1993-02-02
5130354 Asphalt-diene polymer composition with improved adhesion to polar materials 1992-07-14
5118733 Asphalt-block copolymer paving composition James H. Collins, Mark G. Bouldin 1992-06-02
5051457 Asphalt-block copolymer roofing composition 1991-09-24
5006601 Impact resistant blends of thermoplastic polyamides, polyolefins and elastomers Robert G. Lutz, William P. Gergen 1991-04-09