Assignee
WEINHOLD KARL
DE·32 granted patents·1 pending application·514 citations·filing 1973–2011
Top patents by PatentIndex Score
33 records- 0194US4272871AHose couplingWEINHOLD KARL·Filed 1979·Granted Jun 16, 1981·59 cites·4 claims
- 0288US4802695APipe screwed connectionWEINHOLD KARL·Filed 1987·Granted Feb 7, 1989·63 cites·9 claims
- 0379US8616588B2Pipe coupling for connecting two pipe endsWEINHOLD KARL·Filed 2011·Granted Dec 31, 2013·5 cites·19 claims
- 0477US4496176ADevice for connecting flanged pipesWEINHOLD KARL·Filed 1982·Granted Jan 29, 1985·39 cites·19 claims
- 0574US8398054B2Device for throttling the free cross-section of a steam pipeWEINHOLD KARL·Filed 2008·Granted Mar 19, 2013·6 cites·11 claims
- 0673US8991873B2Device for connecting pipelines subjected to changes in axial lengthWEINHOLD KARL·Filed 2009·Granted Mar 31, 2015·6 cites·18 claims
- 0773US5314215AFlange ringWEINHOLD KARL·Filed 1992·Granted May 24, 1994·37 cites·6 claims
- 0873US5074600ADevice for connecting the end of a hose to a connecting spigotWEINHOLD KARL·Filed 1990·Granted Dec 24, 1991·38 cites·8 claims
- 0969US9334991B2Device for the connection of two pipe or hose ends provided with flangesWEINHOLD KARL·Filed 2007·Granted May 10, 2016·5 cites·20 claims
- 1068US7434851B2Device for the connection of high-pressure conduit pipesWEINHOLD KARL·Filed 2005·Granted Oct 14, 2008·4 cites·16 claims
- 1168US4027698AValve with generally spherical closure memberWEINHOLD KARL·Filed 1975·Granted Jun 7, 1977·22 cites·14 claims
- 1265US4643464ADevice for connecting two pipe endsWEINHOLD KARL·Filed 1984·Granted Feb 17, 1987·27 cites·10 claims
- 1365US4093283ADevice for releasably fastening tube or pipe endsWEINHOLD KARL·Filed 1976·Granted Jun 6, 1978·24 cites·14 claims
- 1462US7364205B2Coupling for a steel spiral flexible hoseWEINHOLD KARL·Filed 2003·Granted Apr 29, 2008·8 cites·20 claims
- 1558US4695079ADevice for connecting the ends of two pipesWEINHOLD KARL·Filed 1985·Granted Sep 22, 1987·21 cites·5 claims
- 1657US7195288B2Pipe couplingWEINHOLD KARL·Filed 2004·Granted Mar 27, 2007·6 cites·2 claims
- 1752US3937501APipe couplingWEINHOLD KARL·Filed 1974·Granted Feb 10, 1976·10 cites·4 claims
- 1851US4556241ADevice to connect hose or pipe endsWEINHOLD KARL·Filed 1983·Granted Dec 3, 1985·16 cites·9 claims
- 1949US4463972APipe coupling means for connecting two pipe ends to each otherWEINHOLD KARL·Filed 1981·Granted Aug 7, 1984·15 cites·10 claims
- 2049US3937498AHose couplingWEINHOLD KARL·Filed 1973·Granted Feb 10, 1976·9 cites·11 claims
- 2148US7182095B2Vapor valveWEINHOLD KARL·Filed 2004·Granted Feb 27, 2007·2 cites·20 claims
- 2247US4252347ADevice for connecting pipe endsWEINHOLD KARL·Filed 1978·Granted Feb 24, 1981·13 cites·11 claims
- 2346US4687234AConnection couplingWEINHOLD KARL·Filed 1986·Granted Aug 18, 1987·12 cites·11 claims
- 2444US3979143ADevice for detachably fastening hose or pipe endsWEINHOLD KARL·Filed 1975·Granted Sep 7, 1976·11 cites·7 claims
- 2544US2012217739A1Apparatus for connecting double jacketed pipesWEINHOLD KARL·Filed 2010·Application pending·0 cites
- 2643US4152016AHose fixing deviceWEINHOLD KARL·Filed 1977·Granted May 1, 1979·11 cites·12 claims
- 2742US4747622APipe connectionWEINHOLD KARL·Filed 1987·Granted May 31, 1988·10 cites·4 claims
- 2840US4082320APipe couplingWEINHOLD KARL·Filed 1976·Granted Apr 4, 1978·9 cites·14 claims
- 2935US4872711ADevice for connecting a hose end to a connecting spigotWEINHOLD KARL·Filed 1988·Granted Oct 10, 1989·6 cites·3 claims
- 3035US4555131ACoupling for connecting hose or pipe endsWEINHOLD KARL·Filed 1985·Granted Nov 26, 1985·6 cites·17 claims
- 3134US4913470AAutomatically adjustable tube coupling for tubes of varying diametersWEINHOLD KARL·Filed 1988·Granted Apr 3, 1990·5 cites·4 claims
- 3234US4659120ATube couplingWEINHOLD KARL·Filed 1986·Granted Apr 21, 1987·5 cites·4 claims
- 3333US4074913ADevice for releasable fastening of tube or pipe endsWEINHOLD KARL·Filed 1976·Granted Feb 21, 1978·4 cites·13 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →