Inventor · disambiguated record
Richard A. Schumacher
Also filed as: SCHUMACHER RICHARD · SCHUMACHER RICHARD A · SCHUMACHER RICHARD ANTHONY
46 granted patents·2 pending applications·1,046 citations·filing 1990–2018
98Inventor score
Files withHEWLETT PACKARD DEVELOPMENT CO12COMMSCOPE INC11COMMSCOPE INC NORTH CAROLINA11IBM6HEWLETT PACKARD CO3
Top patents by PatentIndex Score
48 records- 0198US5027253APrinted circuit boards and cards having buried thin film capacitors and processing techniques for fabricating said boards and cardsIBM·Filed 1990·Granted Jun 25, 1991·206 cites·11 claims
- 0297US9054460B2Communication plug having a printed circuit board with surface mounted bladesCOMMSCOPE INC·Filed 2013·Granted Jun 9, 2015·28 cites·32 claims
- 0397US8915756B2Communication connector having a printed circuit board with thin conductive layersCOMMSCOPE INC·Filed 2013·Granted Dec 23, 2014·45 cites·21 claims
- 0496US6540531B2Clamp system for high speed cable terminationHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Apr 1, 2003·159 cites·17 claims
- 0595US9455765B2Communications connectors having frequency dependent communications paths and related methodsSCHUMACHER RICHARD A·Filed 2012·Granted Sep 27, 2016·62 cites·17 claims
- 0693US8920199B2Patch cord having a plug with differential transmission linesCOMMSCOPE INC·Filed 2013·Granted Dec 30, 2014·20 cites·22 claims
- 0793US8894447B2Communication plug having a plurality of coupled conductive pathsCOMMSCOPE INC·Filed 2013·Granted Nov 25, 2014·19 cites·17 claims
- 0891US9905973B2Communications connectors including transmission lines having impedance discontinuities that improve return loss and/or insertion loss performance and related methodsCOMMSCOPE INC NORTH CAROLINA·Filed 2015·Granted Feb 27, 2018·6 cites·13 claims
- 0989US8858267B2Communications plugs and patch cords with mode conversion control circuitryCOMMSCOPE INC·Filed 2013·Granted Oct 14, 2014·13 cites·22 claims
- 1084US7005955B2Inductor or transformer having a ferromagnetic core that is formed on a printed circuit boardHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Feb 28, 2006·22 cites·11 claims
- 1183US6958445B1Electromagnetic interference shield for electronic devices on a circuit boardHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Oct 25, 2005·27 cites·35 claims
- 1283US5571593AVia fill compositions for direct attach of devices and methods for applying sameIBM·Filed 1995·Granted Nov 5, 1996·53 cites·7 claims
- 1382US9209569B2Communications connectors including transmission lines having impedance discontinuities that improve return loss and/or insertion loss performance and related methodsCOMMSCOPE INC·Filed 2013·Granted Dec 8, 2015·10 cites·12 claims
- 1480US5940278ABacking plate for gate arrays or the like carries auxiliary components and provides probe access to electrical test pointsHEWLETT PACKARD CO·Filed 1997·Granted Aug 17, 1999·46 cites·2 claims
- 1577US9337584B2Patch cord having a plug contact with a signal injection point in its middleCOMMSCOPE INC·Filed 2014·Granted May 10, 2016·6 cites·18 claims
- 1677US5766670AVia fill compositions for direct attach of devices and methods for applying sameIBM·Filed 1993·Granted Jun 16, 1998·39 cites·3 claims
- 1777US5381306AMethod and apparatus for delivering power using a multiplane power via matrixCONVEX COMPUTER CORP·Filed 1993·Granted Jan 10, 1995·44 cites·9 claims
- 1875US9287670B2Patch cord having a plug with a conductive shield between differential pairs formed by conductors of a cableCOMMSCOPE INC·Filed 2014·Granted Mar 15, 2016·5 cites·11 claims
- 1975US5823795AConnector between a daughterboard and a motherboard for high-speed single-ended electrical signalsHEWLETT PACKARD CO·Filed 1996·Granted Oct 20, 1998·34 cites·20 claims
- 2074US10270210B2Communications connectors including transmission lines having impedance discontinuities that improve return loss and/or insertion loss performance and related methodsCOMMSCOPE INC NORTH CAROLINA·Filed 2018·Granted Apr 23, 2019·1 cites·20 claims
- 2174US9537262B2Printed circuit boards for communications connectors having openings that improve return loss and/or insertion loss performance and related connectors and methodsCOMMSCOPE INC NORTH CAROLINA·Filed 2016·Granted Jan 3, 2017·3 cites·16 claims
- 2273US9787030B2Patch cord having a plug contact with a signal injection point in its middleCOMMSCOPE INC NORTH CAROLINA·Filed 2017·Granted Oct 10, 2017·2 cites·8 claims
- 2373US9559466B2Communications plugs and patch cords with mode conversion control circuitryCOMMSCOPE INC NORTH CAROLINA·Filed 2015·Granted Jan 31, 2017·2 cites·17 claims
- 2473US6748458B2Modular input/output expansion system for an external computerHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Jun 8, 2004·22 cites·19 claims
- 2573US5305186APower carrier with selective thermal performanceIBM·Filed 1993·Granted Apr 19, 1994·48 cites·16 claims
- 2672US9570855B2Patch cord having a plug with contacts having a curved segment extending forwardly of a front edge of a printed circuit boardCOMMSCOPE INC NORTH CAROLINA·Filed 2016·Granted Feb 14, 2017·2 cites·10 claims
- 2772US7212424B2Double-high DIMM with dual registers and related methodsHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted May 1, 2007·10 cites·21 claims
- 2871US7519245B2Modular array computer with optical intercell communications pathwaysHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted Apr 14, 2009·4 cites·11 claims
- 2970US9819131B2RJ-45 communication plug with plug blades received in apertures in a front edge of a printed circuit boardCOMMSCOPE INC NORTH CAROLINA·Filed 2016·Granted Nov 14, 2017·2 cites·8 claims
- 3069US9380710B2Printed circuit boards for communications connectors having openings that improve return loss and/or insertion loss performance and related connectors and methodsCOMMSCOPE INC·Filed 2014·Granted Jun 28, 2016·1 cites·21 claims
- 3169US5214250AMethod of reworking circuit panels, and circuit panels reworked therebyIBM·Filed 1991·Granted May 25, 1993·43 cites·7 claims
- 3268US9509107B2Communication patch cord having a plug with contact blades connected to conductors of a cableCOMMSCOPE INC NORTH CAROLINA·Filed 2015·Granted Nov 29, 2016·2 cites·20 claims
- 3367US7545651B2Memory module with a predetermined arrangement of pinsHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Jun 9, 2009·4 cites·12 claims
- 3466US10069258B2Crosstail-shaped conductive spacer extending rearwardly from a printed circuit boardCOMMSCOPE INC NORTH CAROLINA·Filed 2017·Granted Sep 4, 2018·1 cites·14 claims
- 3566US6623303B2Cable shield termination system using clamps and ferrulesHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted Sep 23, 2003·16 cites·18 claims
- 3665US6545220B2Shielded cable system for high speed cable terminationHEWLETT PACKARD CO·Filed 2001·Granted Apr 8, 2003·17 cites·15 claims
- 3764US6566973B2EMI enclosure having a waveguide for cablesHEWLETT PACKARD DEVELOPMENT CO·Filed 2001·Granted May 20, 2003·10 cites·17 claims
- 3860US9011182B2Communications plugs and patch cords with mode conversion control circuitryCOMMSCOPE INC·Filed 2014·Granted Apr 21, 2015·2 cites·13 claims
- 3959US7625214B2High density power connector with impedance controlHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Dec 1, 2009·1 cites·17 claims
- 4056US9112320B2Communications connectors having electrically parallel sets of contactsCOMMSCOPE INC·Filed 2013·Granted Aug 18, 2015·3 cites·20 claims
- 4153US7540746B2Electrical encoding of cable types and configurationsHEWLETT PACKARD DEVELOPMENT CO·Filed 2006·Granted Jun 2, 2009·2 cites·20 claims
- 4250US9799993B2Communications plugs and patch cords with mode conversion control circuitryCOMMSCOPE INC NORTH CAROLINA·Filed 2016·Granted Oct 24, 2017·0 cites·14 claims
- 4349US9577394B2RJ-45 communications plug having a printed circuit board within a housing and a lossy dielectric material inbetweenCOMMSCOPE INC NORTH CAROLINA·Filed 2016·Granted Feb 21, 2017·0 cites·6 claims
- 4445US2008173427A1Electronic component coolingSCHUMACHER RICHARD·Filed 2007·Application pending·0 cites
- 4542US6837626B1Electro-optical connectorHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Jan 4, 2005·0 cites·25 claims
- 4642US2006267705A1Electrical conductor for signal transmissionSCHUMACHER RICHARD A·Filed 2005·Application pending·0 cites
- 4728US9234915B2Signal sensing device and circuit boardsROUSSEAU LETHA·Filed 2009·Granted Jan 12, 2016·0 cites·17 claims
- 4828US5221420AEtching method for increased circuitized line width and uniformityIBM·Filed 1992·Granted Jun 22, 1993·4 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →