Inventor · disambiguated record
Harold D. Yelton
Also filed as: YELTON HAROLD D
10 granted patents·124 citations·filing 1975–1993
88Inventor score
Files withPHILLIPS PETROLEUM CO10
Top patents by PatentIndex Score
10 records- 0187US5929203AProcess for preparing high molecular weight poly(arylene sulfide) polymers using lithium saltsPHILLIPS PETROLEUM CO·Filed 1992·Granted Jul 27, 1999·42 cites·9 claims
- 0272US5235032AProcess for the preparation of poly(arylene sulfide) with low metal contaminationPHILLIPS PETROLEUM CO·Filed 1991·Granted Aug 10, 1993·20 cites·6 claims
- 0371US4774276AMelt stabilization of poly(arylene sulfide sulfone)sPHILLIPS PETROLEUM CO·Filed 1987·Granted Sep 27, 1988·19 cites·41 claims
- 0462US5280104AProcess for the preparation of poly(arylene sulfide) with low metal contamination and polymer producedPHILLIPS PETROLEUM CO·Filed 1992·Granted Jan 18, 1994·21 cites·11 claims
- 0560US4024118AP-Phenylene sulfide polymersPHILLIPS PETROLEUM CO·Filed 1975·Granted May 17, 1977·11 cites·13 claims
- 0647US5039788AMelt stable phenylene sulfide/sulfone polymers and methodPHILLIPS PETROLEUM CO·Filed 1990·Granted Aug 13, 1991·6 cites·14 claims
- 0740US5393865APoly(arylene sulfide) fibrid particles and process for their preparationPHILLIPS PETROLEUM CO·Filed 1993·Granted Feb 28, 1995·4 cites·25 claims
- 0833US5066774AMethod for the production of light colored aromatic sulfide/sulfone polymers with 1,3-dialkyl-2-imidazolidinone diluentPHILLIPS PETROLEUM CO·Filed 1990·Granted Nov 19, 1991·1 cites·10 claims
- 0930US5075420AMelt stable phenylene sulfide/sulfone polymers and methodPHILLIPS PETROLEUM CO·Filed 1991·Granted Dec 24, 1991·0 cites·10 claims
- 1029US5037951AProcess for producing biphenylene sulfide polymerPHILLIPS PETROLEUM CO·Filed 1989·Granted Aug 6, 1991·0 cites·17 claims
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