Roy F. Wright has been granted 18 US patents while listed as an inventor at Phillips Petroleum . The first was granted in 1981 and the most recent in September 1994. Roy F. Wright ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Roy F. Wright in Bartlesville, OK, US.
Patents per Year Patents granted per year, 1981 to 1994 Bar chart with a peak of 5 patents in 1993. peak 5 1981: 4 patents 1981 1985: 2 patents 1985 1987: 2 patents 1987 1991: 1 patents 1991 1992: 1 patents 1992 1993: 5 patents 1993 1994: 3 patents 1994
Issued Patents All Time
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Showing 1–18 of 18 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
5350834 Treatment of polyarylene sulfide/sulfone polymers Rex L. Bobsein , Michael C. Yu , David A. Soules 1994-09-27
$12,646,000
5288685 Alkylation process and catalyst therefor Lyle R. Kallenbach , David Miller 1994-02-22
$25,545,000
5278261 Arylene sulfide copolymer coating compositions and processes Michael C. Yu 1994-01-11
$27,110,000
5250603 Polymer/bi-lobal fiber composites having improved strength Edwin Boudreaux, Jr. 1993-10-05
$11,395,000
5235034 Treatment of polyarylene sulfide/sulfone polymers with zinc compound and acidic solution Rex L. Bobsein , Michael C. Yu , David A. Soules 1993-08-10
$8,878,000
5233119 Alkylation process and catalyst therefor Lyle R. Kallenbach , David Miller 1993-08-03
$7,902,000
5189121 Arylene sulfide copolymer coating compositions and processes Michael C. Yu 1993-02-23
$14,393,000
5179145 Glass filled poly(arylene sulfide) compositions and methods — 1993-01-12
$4,840,000
5079290 Poly(arylene sulfide) composition — 1992-01-07
$8,043,000
4992497 Glass filled poly(arylene sulfide) compositions and methods — 1991-02-12
$12,540,000
4711796 Poly(arylene sulfide) coating compositions Michael C. Yu 1987-12-08
$9,991,000
4680326 Poly(arylene sulfide) composition with improved insulation resistance and cracking resistance John E. Leland , James S. Dix 1987-07-14
$5,559,000
4544700 Poly(arylene sulfide) composition containing an ethylene polymer — 1985-10-01
$2,353,000
4501713 Stabilizing melt crystallization temperature in arylene sulfide polymer heat treatment — 1985-02-26
$6,780,000
4283503 Polyphenylene oxide blending — 1981-08-11
$19,051,000
4258145 Ternary polymer blends — 1981-03-24
$4,320,000
4256853 Nonlaminating polyphenylene ether blends Floyd E. Naylor 1981-03-17
$7,194,000
4248758 Crosslinked EPDM/thermoplastic elastomer blend — 1981-02-03
$11,052,000