Inventor · disambiguated record
John E. Hallgren
Also filed as: HALLGREN JOHN E · HALLGREN JOHN EDWARD
38 granted patents·816 citations·filing 1976–2001
98Inventor score
Files withGEN ELECTRIC38
Top patents by PatentIndex Score
38 records- 0197US4201721ACatalytic aromatic carbonate processGEN ELECTRIC·Filed 1978·Granted May 6, 1980·51 cites·56 claims
- 0296US4410464ADiaryl carbonate processGEN ELECTRIC·Filed 1982·Granted Oct 18, 1983·56 cites·7 claims
- 0395US4472551AOne package, stable, moisture curable, alkoxy-terminated organopolysiloxane compositionsGEN ELECTRIC·Filed 1983·Granted Sep 18, 1984·71 cites·13 claims
- 0492US4788310AN-Silylalkylamides and their use as adhesion promoters in room temperature vulcanizable polydiorganosiloxane compositionsGEN ELECTRIC·Filed 1987·Granted Nov 29, 1988·38 cites·4 claims
- 0589US4912172ACompositions comprising polyphenylene ethers, polyepoxides and aluminum or zinc diketone saltGEN ELECTRIC·Filed 1988·Granted Mar 27, 1990·52 cites·10 claims
- 0689US4361519ACatalytic aliphatic carbonate processGEN ELECTRIC·Filed 1980·Granted Nov 30, 1982·25 cites·9 claims
- 0788US4853423ACurable polyphenylene ether-polyepoxide compositions useful in printed circuit board productionGEN ELECTRIC·Filed 1988·Granted Aug 1, 1989·40 cites·17 claims
- 0887US4975319APrinted circuit board from fibers impregnated with epoxy resin mixture, halogenated bisphenol and polyphenylene etherGEN ELECTRIC·Filed 1989·Granted Dec 4, 1990·37 cites·16 claims
- 0987US4360477ACarbonylation of alkanolsGEN ELECTRIC·Filed 1981·Granted Nov 23, 1982·21 cites·9 claims
- 1087US4349485ACatalytic aromatic carbonate process using manganese tetradentate redox co-catalystsGEN ELECTRIC·Filed 1979·Granted Sep 14, 1982·18 cites·22 claims
- 1185US4377706APolyalkoxysilylenolethersGEN ELECTRIC·Filed 1981·Granted Mar 22, 1983·15 cites·8 claims
- 1284US5043367ACurable dielectric polyphenylene ether-polyepoxide compositions useful in printed circuit board productionGEN ELECTRIC·Filed 1988·Granted Aug 27, 1991·37 cites·22 claims
- 1382US4542226AMethod for making siloxanenorbornane bisanhydrideGEN ELECTRIC·Filed 1984·Granted Sep 17, 1985·14 cites·3 claims
- 1482US4096168AAromatic carbonatesGEN ELECTRIC·Filed 1976·Granted Jun 20, 1978·26 cites·23 claims
- 1580US4863992APolyalkoxysilyl-terminated polydiorganosiloxanes, methods for their preparation, and room temperature vulcanizable compositions containing themGEN ELECTRIC·Filed 1988·Granted Sep 5, 1989·25 cites·22 claims
- 1680US4471133AContinuous method for making methyldimethoxysilaneGEN ELECTRIC·Filed 1983·Granted Sep 11, 1984·12 cites·3 claims
- 1780US4471132AMethod for making polyalkoxyaminosilanesGEN ELECTRIC·Filed 1983·Granted Sep 11, 1984·12 cites·4 claims
- 1880US4452968ASynthesis of polycarbonate from dialkyl carbonate and bisphenol diesterGEN ELECTRIC·Filed 1983·Granted Jun 5, 1984·27 cites·4 claims
- 1976US4377684ADecolorization of polycarbonate resinsGEN ELECTRIC·Filed 1982·Granted Mar 22, 1983·22 cites·11 claims
- 2073US4826915AN-silylalkylamides and their use as adhesion promoters in room temperature vulcanizable polydiorganosiloxane compositionsGEN ELECTRIC·Filed 1988·Granted May 2, 1989·31 cites·12 claims
- 2170US4533504AProcess for the preparation of diaryl carbonatesGEN ELECTRIC·Filed 1982·Granted Aug 6, 1985·9 cites·7 claims
- 2269US4855199APhotopatterned product of silicone polyamic acid on a transparent substrateGEN ELECTRIC·Filed 1988·Granted Aug 8, 1989·35 cites·2 claims
- 2367US6441215B1Method for reducing carbonate decomposition in reaction mixturesGEN ELECTRIC·Filed 2001·Granted Aug 27, 2002·4 cites·27 claims
- 2465US4675367ASilyl polyamides and method for their preparationGEN ELECTRIC·Filed 1986·Granted Jun 23, 1987·14 cites·18 claims
- 2564US4197394AMethod for making cyclic carbonates and polymers therefromGEN ELECTRIC·Filed 1978·Granted Apr 8, 1980·4 cites·2 claims
- 2663US4782009AMethod of coating and imaging photopatternable silicone polyamic acidGEN ELECTRIC·Filed 1987·Granted Nov 1, 1988·28 cites·4 claims
- 2759US4678839AMixtures including polyphenylene ethers and lactams and resinous compositions prepared therefromGEN ELECTRIC·Filed 1985·Granted Jul 7, 1987·11 cites·23 claims
- 2858US4129574AMethod for making cyclic carbonates and polymers therefromGEN ELECTRIC·Filed 1977·Granted Dec 12, 1978·3 cites·6 claims
- 2957US4260802ACatalytic aromatic salicylate processGEN ELECTRIC·Filed 1979·Granted Apr 7, 1981·4 cites·21 claims
- 3052US5108842ACurable dielectric polyphenylene ether-polyepoxide compositions useful in printed circuit board productionGEN ELECTRIC·Filed 1991·Granted Apr 28, 1992·15 cites·20 claims
- 3152US4523001AScavengers for one component alkoxy-functional RTV compositionsGEN ELECTRIC·Filed 1983·Granted Jun 11, 1985·14 cites·37 claims
- 3250US4539379AMethod for making silicone-polyester copolymersGEN ELECTRIC·Filed 1984·Granted Sep 3, 1985·8 cites·6 claims
- 3349US4634755AMethod for making norbornane anhydride substituted polyorganosiloxaneGEN ELECTRIC·Filed 1986·Granted Jan 6, 1987·8 cites·6 claims
- 3448US5073605ABromine-bisphenol reacted bisphenol and novolak epoxy resins with polyphenylene etherGEN ELECTRIC·Filed 1990·Granted Dec 17, 1991·13 cites·14 claims
- 3548US4101519APolycarbonate equilibration methodGEN ELECTRIC·Filed 1977·Granted Jul 18, 1978·6 cites·8 claims
- 3643US4234504ACarbonylation processGEN ELECTRIC·Filed 1978·Granted Nov 18, 1980·5 cites·33 claims
- 3742US4221920AAromatic salicylate processGEN ELECTRIC·Filed 1977·Granted Sep 9, 1980·1 cites·20 claims
- 3833US5096771AFibers impregnated with epoxy resin mixture, brominated bisphenol and polyphenylene etherGEN ELECTRIC·Filed 1990·Granted Mar 17, 1992·4 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when John E. Hallgren 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 →