Assignee
FISCHER AG GEORG
CH·184 granted patents·2,888 citations·filing 1973–2003
Top patents by PatentIndex Score
184 records- 0191USD295280SValve actuatorFISCHER AG GEORG·Filed 1985·Granted Apr 19, 1988·42 cites·1 claims
- 0291USD286907SHydraulic or pneumatic actuator unit for valvesFISCHER AG GEORG·Filed 1984·Granted Nov 25, 1986·30 cites·1 claims
- 0391US4326737ATube coupling assemblyFISCHER AG GEORG·Filed 1980·Granted Apr 27, 1982·84 cites·12 claims
- 0491US4023773ATrue union ball valveFISCHER AG GEORG·Filed 1976·Granted May 17, 1977·91 cites·12 claims
- 0590US4090899AThermoplastics welding methodFISCHER AG GEORG·Filed 1975·Granted May 23, 1978·62 cites·19 claims
- 0689US4647003ARemote control actuating device for a valveFISCHER AG GEORG·Filed 1984·Granted Mar 3, 1987·61 cites·8 claims
- 0787US5241157AArrangement for butt-welding plastic material componentsFISCHER AG GEORG·Filed 1992·Granted Aug 31, 1993·64 cites·3 claims
- 0887US4619470AFlange connection assembly for fiber-reinforced plastic pipe membersFISCHER AG GEORG·Filed 1985·Granted Oct 28, 1986·84 cites·8 claims
- 0987US4274360AApparatus for regenerating used foundry sandFISCHER AG GEORG·Filed 1979·Granted Jun 23, 1981·21 cites·3 claims
- 1086US4798178ACompound camshaft and method of manufacturing the sameFISCHER AG GEORG·Filed 1986·Granted Jan 17, 1989·55 cites·46 claims
- 1186US4702498AFlange connection for fiber-reinforced plastic pipe piecesFISCHER AG GEORG·Filed 1986·Granted Oct 27, 1987·61 cites·5 claims
- 1284US4792374AApparatus for fusion joining plastic pipeFISCHER AG GEORG·Filed 1987·Granted Dec 20, 1988·60 cites·14 claims
- 1384US4665794AArmor and a method of manufacturing itFISCHER AG GEORG·Filed 1983·Granted May 19, 1987·65 cites·29 claims
- 1484US4362684AProcess and apparatus for making a welding sleeveFISCHER AG GEORG·Filed 1981·Granted Dec 7, 1982·46 cites·11 claims
- 1581US4436987AWeld connection for plastic pipeFISCHER AG GEORG·Filed 1982·Granted Mar 13, 1984·40 cites·12 claims
- 1681US4205721AApparatus for filling a casting moldFISCHER AG GEORG·Filed 1978·Granted Jun 3, 1980·20 cites·11 claims
- 1780US4365144AApparatus for welding a joint between plastic pipesFISCHER AG GEORG·Filed 1981·Granted Dec 21, 1982·34 cites·5 claims
- 1879US4345361ATool for joining pipesFISCHER AG GEORG·Filed 1980·Granted Aug 24, 1982·33 cites·12 claims
- 1979US3974562APipe cutting deviceFISCHER AG GEORG·Filed 1975·Granted Aug 17, 1976·26 cites·9 claims
- 2078US5302020APlanetary mixing apparatusFISCHER AG GEORG·Filed 1993·Granted Apr 12, 1994·59 cites·3 claims
- 2178US4825543ATool assembly for circumferential cutting of cylindrical pipe membersFISCHER AG GEORG·Filed 1987·Granted May 2, 1989·36 cites·9 claims
- 2277US4750540AMethod of, and apparatus for, manufacturing foundry molds, especially for compacting foundry molding materialFISCHER AG GEORG·Filed 1986·Granted Jun 14, 1988·18 cites·56 claims
- 2377US4215717AUnidirectional valveFISCHER AG GEORG·Filed 1978·Granted Aug 5, 1980·33 cites·6 claims
- 2476US4432572AFlange connectionFISCHER AG GEORG·Filed 1981·Granted Feb 21, 1984·39 cites·15 claims
- 2576US4059250AStop valve with a spherical stopcockFISCHER AG GEORG·Filed 1975·Granted Nov 22, 1977·38 cites·4 claims
- 2675US4927642AApparatus for welding tubular components of thermoplastic materialFISCHER AG GEORG·Filed 1988·Granted May 22, 1990·34 cites·3 claims
- 2775US4927183AAdapting piece of thermoplastic materialFISCHER AG GEORG·Filed 1989·Granted May 22, 1990·37 cites·6 claims
- 2875US3987276AWelded plastic attachment subassemblyFISCHER AG GEORG·Filed 1975·Granted Oct 19, 1976·43 cites·7 claims
- 2974US4913218AFeeder sprue system for a casting moldFISCHER AG GEORG·Filed 1989·Granted Apr 3, 1990·22 cites·12 claims
- 3074US4010876AArrangement for the delivery of measured quantities of the molten contents of a storage vesselFISCHER AG GEORG·Filed 1975·Granted Mar 8, 1977·15 cites·3 claims
- 3173US4699433ACentering arrangement for a wheel hubFISCHER AG GEORG·Filed 1986·Granted Oct 13, 1987·24 cites·5 claims
- 3273US4655480AMolded tapping member formed of a weldable plastics materialFISCHER AG GEORG·Filed 1985·Granted Apr 7, 1987·33 cites·9 claims
- 3372US5037500AMethod and apparatus for joining tubular plastic parts by weldingFISCHER AG GEORG·Filed 1989·Granted Aug 6, 1991·31 cites·3 claims
- 3472US4667928AShut-off valve with spherical plugFISCHER AG GEORG·Filed 1986·Granted May 26, 1987·32 cites·7 claims
- 3570US4854707AMethod and apparatus for the optical electronic measurement of a workpieceFISCHER AG GEORG·Filed 1988·Granted Aug 8, 1989·31 cites·14 claims
- 3670US4364879AMethod for forming a coated article including ultra-violet radiation of the coatingFISCHER AG GEORG·Filed 1979·Granted Dec 21, 1982·27 cites·4 claims
- 3770US4285725ANon-magnetizable steel casting alloy, its use and process of manufactureFISCHER AG GEORG·Filed 1979·Granted Aug 25, 1981·18 cites·4 claims
- 3869US4828007AProcess for selectively compressing granular material in a molding boxFISCHER AG GEORG·Filed 1988·Granted May 9, 1989·12 cites·16 claims
- 3969US4105060AChill casting method and apparatusFISCHER AG GEORG·Filed 1976·Granted Aug 8, 1978·13 cites·8 claims
- 4068US5232014ACheck valveFISCHER AG GEORG·Filed 1992·Granted Aug 3, 1993·31 cites·5 claims
- 4168US4713180ACeramic filter and method for using sameFISCHER AG GEORG·Filed 1985·Granted Dec 15, 1987·25 cites·18 claims
- 4268USD287268SHydraulic or pneumatic actuator unit for valvesFISCHER AG GEORG·Filed 1984·Granted Dec 16, 1986·9 cites·1 claims
- 4368US4055095ATool changing device for a latheFISCHER AG GEORG·Filed 1976·Granted Oct 25, 1977·22 cites·5 claims
- 4467US4043576AThreaded pipe coupling for smooth plastic jointsFISCHER AG GEORG·Filed 1976·Granted Aug 23, 1977·27 cites·6 claims
- 4565US4927999AApparatus for fusion joining plastic pipeFISCHER AG GEORG·Filed 1989·Granted May 22, 1990·28 cites·16 claims
- 4665US4618168AApparatus for the heat-sealing thermoplastic conduits with a bridging conductorFISCHER AG GEORG·Filed 1984·Granted Oct 21, 1986·20 cites·14 claims
- 4765US4203183AMachine for trimming castingsFISCHER AG GEORG·Filed 1978·Granted May 20, 1980·14 cites·13 claims
- 4864US5063987AApparatus for cooling moldsFISCHER AG GEORG·Filed 1990·Granted Nov 12, 1991·11 cites·1 claims
- 4964US4943411AProcess for treating molten iron with magnesium additionsFISCHER AG GEORG·Filed 1989·Granted Jul 24, 1990·14 cites·9 claims
- 5064US4826133ASeal arrangement for flap valveFISCHER AG GEORG·Filed 1988·Granted May 2, 1989·24 cites·12 claims
Showing the top 50 of 184 patent records by PatentIndex Score.
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