Inventor · disambiguated record
Charles V. Hedges
Also filed as: HEDGES CHARLES V · HEDGES CHARLES VERNON · MARK VICTOR · MITCHELL LAWRENCE C
45 granted patents·848 citations·filing 1976–1985
98Inventor score
Files withGEN ELECTRIC45
Top patents by PatentIndex Score
45 records- 0198US4487896ACopolyester-carbonate compositions exhibiting improved processabilityGEN ELECTRIC·Filed 1983·Granted Dec 11, 1984·137 cites·22 claims
- 0297US4469861APolycarbonate composition from branched chain dihydric phenolGEN ELECTRIC·Filed 1982·Granted Sep 4, 1984·99 cites·8 claims
- 0395US4304899APolycarbonate compositions having improved barrier propertiesGEN ELECTRIC·Filed 1980·Granted Dec 8, 1981·43 cites·9 claims
- 0494US4474999APhenol compounds, process and polymersGEN ELECTRIC·Filed 1983·Granted Oct 2, 1984·60 cites·5 claims
- 0589US4277600ATetraphenolic compounds and polycarbonates containing the sameGEN ELECTRIC·Filed 1979·Granted Jul 7, 1981·20 cites·1 claims
- 0686US4113974AProcess for purifying impure diphenolsGEN ELECTRIC·Filed 1976·Granted Sep 12, 1978·17 cites·12 claims
- 0785US4554309APolycarbonate from cycloalkylidene tetra alkyl substituted diphenolGEN ELECTRIC·Filed 1984·Granted Nov 19, 1985·32 cites·50 claims
- 0885US4438241AHeat resistant polyarylatesGEN ELECTRIC·Filed 1982·Granted Mar 20, 1984·36 cites·32 claims
- 0984US4415723ARandomly branched aromatic polycarbonate from triphenolGEN ELECTRIC·Filed 1982·Granted Nov 15, 1983·32 cites·4 claims
- 1084US4365098AFluorinated diphenols and method for their preparationGEN ELECTRIC·Filed 1980·Granted Dec 21, 1982·17 cites·16 claims
- 1182US4242527AProcess for purifying crude diphenolsGEN ELECTRIC·Filed 1979·Granted Dec 30, 1980·13 cites·10 claims
- 1280US4446285ARubbery polycarbonatesGEN ELECTRIC·Filed 1982·Granted May 1, 1984·26 cites·95 claims
- 1378US4638027APolycarbonate exhibiting improved heat resistance from cycloalkylidene diphenolGEN ELECTRIC·Filed 1984·Granted Jan 20, 1987·24 cites·33 claims
- 1478US4379910AFlame retardant aromatic polycarbonate compositions made from fluorinated diphenolsGEN ELECTRIC·Filed 1980·Granted Apr 12, 1983·27 cites·28 claims
- 1578US4201878AProcess for producing bisphenolsGEN ELECTRIC·Filed 1978·Granted May 6, 1980·11 cites·7 claims
- 1677US4562242ABranched polycarbonate from carboxy containing diphenolGEN ELECTRIC·Filed 1984·Granted Dec 31, 1985·23 cites·26 claims
- 1776US4358624AFluorinated monophenols and diphenols and method for their preparationGEN ELECTRIC·Filed 1980·Granted Nov 9, 1982·11 cites·20 claims
- 1875US4415725AAromatic branched polycarbonate from tetraphenolGEN ELECTRIC·Filed 1982·Granted Nov 15, 1983·22 cites·4 claims
- 1970US4320234AProcess for purifying crude diphenolsGEN ELECTRIC·Filed 1980·Granted Mar 16, 1982·9 cites·4 claims
- 2068US4349658AFlame retardant aromatic polyester-carbonate copolymer compositionsGEN ELECTRIC·Filed 1980·Granted Sep 14, 1982·17 cites·20 claims
- 2167US4554330APolyestercarbonates exhibiting improved heat resistance from cycloalkylidene diphenolGEN ELECTRIC·Filed 1984·Granted Nov 19, 1985·16 cites·14 claims
- 2267US4247484AKeto-diphenol compoundsGEN ELECTRIC·Filed 1979·Granted Jan 27, 1981·6 cites·1 claims
- 2364US4535191ADihydric phenolsGEN ELECTRIC·Filed 1984·Granted Aug 13, 1985·6 cites·13 claims
- 2463US4107443AProcess for purifying impure diphenolsGEN ELECTRIC·Filed 1976·Granted Aug 15, 1978·5 cites·12 claims
- 2562US4231920ATransparent to translucent flame-retardant polycarbonate compositionGEN ELECTRIC·Filed 1979·Granted Nov 4, 1980·14 cites·13 claims
- 2659US4448953APreparation of benzoate ester terminated polycarbonate with aroyl halideGEN ELECTRIC·Filed 1982·Granted May 15, 1984·12 cites·10 claims
- 2758US4415722ABranched aromatic polycarbonate from aliphatic polyolGEN ELECTRIC·Filed 1982·Granted Nov 15, 1983·11 cites·8 claims
- 2858US4182838APolycarbonate compositions having improved flame retardance and improved water vapor transmissionGEN ELECTRIC·Filed 1978·Granted Jan 8, 1980·9 cites·6 claims
- 2958US4163116AProcess for producing bisphenolsGEN ELECTRIC·Filed 1978·Granted Jul 31, 1979·4 cites·11 claims
- 3057US4415724ABranched aromatic polycarbonate from tetraphenolGEN ELECTRIC·Filed 1982·Granted Nov 15, 1983·11 cites·5 claims
- 3155US4467121AFluorinated diphenols and method for their preparationGEN ELECTRIC·Filed 1982·Granted Aug 21, 1984·4 cites·10 claims
- 3255US4446298ABranched copolycarbonate from triphenolGEN ELECTRIC·Filed 1982·Granted May 1, 1984·10 cites·6 claims
- 3354US4380612AHigh heat distortion resistant segment ester polycarbonatesGEN ELECTRIC·Filed 1981·Granted Apr 19, 1983·11 cites·16 claims
- 3451US4576996APolycarbonates exhibiting improved heat resistanceGEN ELECTRIC·Filed 1985·Granted Mar 18, 1986·10 cites·54 claims
- 3550US4547564APolyester carbonate from branched chain alkylidene dihydric phenolGEN ELECTRIC·Filed 1984·Granted Oct 15, 1985·8 cites·16 claims
- 3648US4520187APolycarbonates and polyester carbonates exhibiting improved heat resistanceGEN ELECTRIC·Filed 1982·Granted May 28, 1985·9 cites·40 claims
- 3747US4620950AProcess for preparing aryl sulfone sulfonic acidsGEN ELECTRIC·Filed 1981·Granted Nov 4, 1986·2 cites·3 claims
- 3844US4638036APolycarbonate exhibiting improved heat resistance from halogenated cycloalkylidene diphenolGEN ELECTRIC·Filed 1985·Granted Jan 20, 1987·5 cites·18 claims
- 3943US4477647APolyarylate resin of thiodiphenols and isophthalic acid or derivatives thereofGEN ELECTRIC·Filed 1983·Granted Oct 16, 1984·5 cites·6 claims
- 4042US4663434APolycarbonates exhibiting improved heat resistanceGEN ELECTRIC·Filed 1985·Granted May 5, 1987·6 cites·9 claims
- 4140US4223171ASubstituted dichlorovinylidene (diphenols)GEN ELECTRIC·Filed 1979·Granted Sep 16, 1980·3 cites·3 claims
- 4237US4560808AProcess for production of dihydric phenolsGEN ELECTRIC·Filed 1985·Granted Dec 24, 1985·1 cites·19 claims
- 4336US4463160APolyarylates exhibiting improved heat resistanceGEN ELECTRIC·Filed 1982·Granted Jul 31, 1984·3 cites·25 claims
- 4432US4454308ARubbery polyarylatesGEN ELECTRIC·Filed 1982·Granted Jun 12, 1984·1 cites·35 claims
- 4530US4463161APolyarylate compositionsGEN ELECTRIC·Filed 1982·Granted Jul 31, 1984·0 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when Charles V. Hedges files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →