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USPTO Patent Rankings Data through Dec 31, 2025
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Robert C. Puydak — 23 Patents

ExxonMobil: 15 patents #742 of 10,161Top 8%
ASAdvanced Elastomer Systems: 8 patents #8 of 85Top 10%
CACollins & Aikman: 1 patents #19 of 62Top 35%
East Orange, NJ: #1 of 75 inventorsTop 2%
New Jersey: #3,347 of 69,400 inventorsTop 5%
Overall (All Time): #178,160 of 4,157,543Top 5%
23 Patents All Time
Robert C. Puydak has been granted 23 US patents while listed as an inventor at ExxonMobil. The first was granted in 1981 and the most recent in February 2002. Robert C. Puydak ranks #178,160 of 4,157,543 US inventors in our database (top 4.3%). Patent records list Robert C. Puydak in East Orange, NJ, US.

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6346571 Thermoplastic blend containing engineering resin Narayanaswami Dharmarajan, Hsien-Chang Wang, Kenneth W. Powers, Thomas C. Yu, Donald R. Hazelton 2002-02-12 $505,984,000
6013727 Thermoplastic blend containing engineering resin Narayanaswami Dharmarajan, Hsien-Chang Wang, Kenneth W. Powers, Thomas C. Yu, Donald R. Hazelton 2000-01-11 $300,735,000
RE35398 Thermoplastic olefin compositions of EPDM rubber and ethylene copolymer resin Donald R. Hazelton 1996-12-10
5403892 Dynamically cured thermoplastic olefin polymers and process for producing the same Cindy B. Shulman, Donald R. Hazelton 1995-04-04
5157081 Dynamically vulcanized alloys having two copolymers in the crosslinked phase and a crystalline matrix Donald R. Hazelton, Trazollah Ouhadi 1992-10-20
5100947 Dynamically vulcanized alloys having improved stiffness/impact balance Donald R. Hazelton, Blair A. Graham, Narayanaswami Dharmarajan 1992-03-31
5086121 Dynamically cured thermoplastic olefin polymers Donald R. Hazelton, D. A. Booth 1992-02-04
5073597 Dynamically vulcanized alloys having two copolymers in the crosslinked phase and a crystalline matrix Donald R. Hazelton, Trazollah Ouhadi 1991-12-17
5051477 Dynamically cured thermoplastic olefin polymers and process for producing the same Thomas C. Yu, Charles Degener 1991-09-24
5051478 Ethylene copolymer - modified dynamically vulcanized alloys Donald R. Hazelton 1991-09-24
5021500 Dynamically vulcanized alloys of crystalline polyolefin resin and halobutyl rubber material Donald R. Hazelton, Silvestro Cartasegna, Leonard Dogniez 1991-06-04 $48,175,000
5013793 Dynamically cured thermoplastic olefin polymers and process for producing the same Hsien-Chang Wang, Kenneth W. Powers, Narayanaswami Dharmarajan 1991-05-07 $43,766,000
4978717 Thermoelastic composition of ethylene-1-olefin copolymer and rubber Donald R. Hazelton 1990-12-18 $32,528,000
4960830 Dynamically cured thermoplastic olefin polymers Donald R. Hazelton, D. A. Booth 1990-10-02 $41,680,000
4894408 Thermoplastic olefin compositions of EPDM rubber and ethylene copolymer resin Donald R. Hazelton 1990-01-16 $40,265,000
4851468 Dynamically cured thermoplastic olefin polymers Donald R. Hazelton 1989-07-25 $26,840,000
4845145 Dynamically cured thermoplastic olefin polymers Donald R. Hazelton, D. A. Booth 1989-07-04
4774277 Blends of polyolefin plastics with elastomeric plasticizers Karel C. Janac, Donald R. Hazelton 1988-09-27 $206,456,000
4639487 Heat shrinkable thermoplastic olefin composition Donald R. Hazelton 1987-01-27 $76,992,000
4607074 Dynamically cured thermoplastic olefin polymers Donald R. Hazelton, D. A. Booth 1986-08-19 $37,867,000
4593062 Dynamically cured thermoplastic olefin polymers Donald R. Hazelton 1986-06-03 $11,170,000
4508771 Extruded carpet backing with resin and elastomer components Clarence A. Peoples, Jr., Deborah S. Jansen 1985-04-02
4303571 Film-forming thermoplastic elastomeric polymer compositions Deborah S. Jansen 1981-12-01 $16,053,000