Inventor · disambiguated record
Karl Zell
Also filed as: ZELL KARL
39 granted patents·598 citations·filing 1985–1998
98Inventor score
Files withSIEMENS AG38
Top patents by PatentIndex Score
39 records- 0186US4674812ABackplane wiring for electrical printed circuit cardsSIEMENS AG·Filed 1986·Granted Jun 23, 1987·60 cites·4 claims
- 0281US5782656APlug-type connector for backplate wiringsSIEMENS AG·Filed 1995·Granted Jul 21, 1998·45 cites·2 claims
- 0379US5518422APlug-type connector for backplane wiringsSIEMENS AG·Filed 1995·Granted May 21, 1996·45 cites·10 claims
- 0475US5803768APlug-type connector for backplane wiringsSIEMENS AG·Filed 1995·Granted Sep 8, 1998·36 cites·17 claims
- 0574US5565654APrinted circuit board for plug-type connectionsSIEMENS AG·Filed 1995·Granted Oct 15, 1996·39 cites·7 claims
- 0674US4718867AMulti-pole plug mechanism comprising a centering strip with a shielding deviceSIEMENS AG·Filed 1986·Granted Jan 12, 1988·33 cites·10 claims
- 0766US6036505AMechanism for connecting printed circuit boards of separate devicesSIEMENS AG·Filed 1998·Granted Mar 14, 2000·29 cites·15 claims
- 0864US5217381ACoding mechanism having integrated special contacts for electrical assemblies pluggable onto a backplane wiringSIEMENS AG·Filed 1991·Granted Jun 8, 1993·27 cites·7 claims
- 0961US4712849ADevice connecting the shielding of plugs to a subrack groundSIEMENS AG·Filed 1986·Granted Dec 15, 1987·21 cites·10 claims
- 1058US4840573AMechanism for connecting shielding caps of multi-pole plugs to the ground potential layers of a mother boardSIEMENS AG·Filed 1988·Granted Jun 20, 1989·19 cites·9 claims
- 1157US5307242ADevice for electrically connecting shieldings of multi-pole plugs to the ground layer of a wiring boardSIEMENS AG·Filed 1992·Granted Apr 26, 1994·22 cites·22 claims
- 1254US5067914AMulti-pole connector having a centering strip with a shieldSIEMENS AG·Filed 1991·Granted Nov 26, 1991·19 cites·2 claims
- 1353US4772227AElectric plug connection with a coder deviceSIEMENS AG·Filed 1985·Granted Sep 20, 1988·15 cites·7 claims
- 1452US5639263APlug-type connector between wiring backplanes and assembly printed circuit boardsSIEMENS AG·Filed 1995·Granted Jun 17, 1997·15 cites·6 claims
- 1551US5090912AArrangement for the mechanical and electrical connection of a supplementary printed circuit board to a base printed circuit boardSIEMENS AG·Filed 1991·Granted Feb 25, 1992·16 cites·19 claims
- 1649US5067232AMethod for contacting shielding platesSIEMENS AG·Filed 1991·Granted Nov 26, 1991·12 cites·3 claims
- 1747US5632652APlug-type connector for backplane wiringsSIEMENS AG·Filed 1995·Granted May 27, 1997·12 cites·2 claims
- 1847US5273457AContact arrangement between a coax cable and the blades of a wiring backplaneSIEMENS AG·Filed 1993·Granted Dec 28, 1993·14 cites·9 claims
- 1947US4652066AInsertible electric assemblySIEMENS AG·Filed 1985·Granted Mar 24, 1987·12 cites·6 claims
- 2044US5392194ACoding device for assembling plugable electrical assemblies into a moduleSIEMENS AG·Filed 1993·Granted Feb 21, 1995·11 cites·14 claims
- 2140US5229924ACabinet for the acceptance of electrical card cagesSIEMENS AG·Filed 1991·Granted Jul 20, 1993·8 cites·14 claims
- 2240US4884975ACentering strip for use with a backplane printed circuit boardSIEMENS AG·Filed 1987·Granted Dec 5, 1989·8 cites·6 claims
- 2339US5219443ACabinet for accepting electronic assembliesSIEMENS AG·Filed 1990·Granted Jun 15, 1993·9 cites·26 claims
- 2439US5160272ABackplane wiringSIEMENS AG·Filed 1991·Granted Nov 3, 1992·10 cites·5 claims
- 2537US5336098ADevice for the electrical connection of shieldings of multi-pole plugs to the grounded potential layer of a printed circuit boardSIEMENS AG·Filed 1993·Granted Aug 9, 1994·7 cites·16 claims
- 2637US5080597AGrounding mechanismSIEMENS AG·Filed 1991·Granted Jan 14, 1992·7 cites·5 claims
- 2737US4789358ACable plugSIEMENS AG·Filed 1987·Granted Dec 6, 1988·6 cites·12 claims
- 2836US4710132AElectrical plug connector stripSIEMENS AG·Filed 1985·Granted Dec 1, 1987·7 cites·1 claims
- 2935US5993242AMulti-pole female strip connector and method for making contact with a multi-pole male strip connectorSIEMENS AG·Filed 1996·Granted Nov 30, 1999·5 cites·15 claims
- 3035US5740607AMethod for equipping a wiring backplaneSIEMENS AG·Filed 1995·Granted Apr 21, 1998·4 cites·10 claims
- 3135US4896248AModule frame for receiving insertable electrical printed circuit boardsSIEMENS AG·Filed 1989·Granted Jan 23, 1990·8 cites·4 claims
- 3233US4826453ABackplane wiring for electrical assembliesSIEMENS AG·Filed 1987·Granted May 2, 1989·5 cites·4 claims
- 3333US4813890ACentering module for guidance and acceptance of a cable plug with shielding possibilitySIEMENS AG·Filed 1987·Granted Mar 21, 1989·4 cites·11 claims
- 3433US4774764AMethod for fastening centering stripsSIEMENS AG·Filed 1986·Granted Oct 4, 1988·3 cites·16 claims
- 3531US5703762AArrangement for connecting wiring backplanes and module circuit boardsFiled 1995·Granted Dec 30, 1997·2 cites·5 claims
- 3631US4972297ADevice for shielding assemblies having multi-pole plugsSIEMENS AG·Filed 1989·Granted Nov 20, 1990·2 cites·21 claims
- 3730US5697259ACommunication system having a self-supporting wiring backplaneSIEMENS AG·Filed 1995·Granted Dec 16, 1997·0 cites·5 claims
- 3829US5984733AMethod for making contact with a multiple-pole socket connector and improved multiple-pole socket connectorSIEMENS AG·Filed 1996·Granted Nov 16, 1999·0 cites·19 claims
- 3927US4659165ACentering strip for plugging to a backplane printed circuit boardSIEMENS AG·Filed 1985·Granted Apr 21, 1987·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →