Inventor · disambiguated record
Douglas C. Edwards
Also filed as: EDWARDS DOUGLAS C · EDWARDS DOUGLAS CAMERON
14 granted patents·327 citations·filing 1974–1987
93Inventor score
Files withPOLYSAR LTD14
Top patents by PatentIndex Score
14 records- 0194US4659754ADispersions of fibres in rubberPOLYSAR LTD·Filed 1985·Granted Apr 21, 1987·127 cites·23 claims
- 0291US4357432AVulcanizatesPOLYSAR LTD·Filed 1981·Granted Nov 2, 1982·50 cites·11 claims
- 0383US4482657ASilica-polymer mixturesPOLYSAR LTD·Filed 1983·Granted Nov 13, 1984·39 cites·8 claims
- 0469US4150014AVulcanizates containing siliceous fillersPOLYSAR LTD·Filed 1978·Granted Apr 17, 1979·14 cites·18 claims
- 0569US4150015AVulcanizates containing silicaPOLYSAR LTD·Filed 1978·Granted Apr 17, 1979·13 cites·11 claims
- 0666US4152308ASiliceous filled vulcanizatesPOLYSAR LTD·Filed 1978·Granted May 1, 1979·12 cites·20 claims
- 0764US4179421ASilica filled vulcanizatesPOLYSAR LTD·Filed 1978·Granted Dec 18, 1979·11 cites·8 claims
- 0864US4138389APolymeric antioxidantsPOLYSAR LTD·Filed 1974·Granted Feb 6, 1979·10 cites·9 claims
- 0963US4588780AFibre containing polymers and process for production thereofPOLYSAR LTD·Filed 1985·Granted May 13, 1986·18 cites·19 claims
- 1054US4026933AParticulate oil-black masterbatchPOLYSAR LTD·Filed 1976·Granted May 31, 1977·8 cites·7 claims
- 1147US4486562AProcess for making vulcanized carbon black-reinforced bromobutyl rubber filmsPOLYSAR LTD·Filed 1984·Granted Dec 4, 1984·7 cites·8 claims
- 1240US4786690AProcess for polymer productionPOLYSAR LTD·Filed 1987·Granted Nov 22, 1988·8 cites·13 claims
- 1338US4101434AMineral oil compositions with an isobutylene polymer containing bound 2,6-di-t-butyl phenol groupsPOLYSAR LTD·Filed 1977·Granted Jul 18, 1978·4 cites·3 claims
- 1434US4614772ALow molecular weight polymer processPOLYSAR LTD·Filed 1985·Granted Sep 30, 1986·6 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →