Assignee
PHD INC
US·79 granted patents·7 pending applications·1,181 citations·filing 1976–2025
Top patents by PatentIndex Score
86 records- 0197US11285617B2Modular articulating gripperPHD INC·Filed 2020·Granted Mar 29, 2022·5 cites·13 claims
- 0297US7516948B2Pin clamp accessoriesPHD INC·Filed 2005·Granted Apr 14, 2009·39 cites·19 claims
- 0396US7182326B2Pin clampPHD INC·Filed 2005·Granted Feb 27, 2007·38 cites·17 claims
- 0496US5941513AMounting bracket for modular workpiece holderPHD INC·Filed 1997·Granted Aug 24, 1999·57 cites·12 claims
- 0594US7448607B2Pin clamp assemblyPHD INC·Filed 2005·Granted Nov 11, 2008·35 cites·26 claims
- 0692US7467788B2Pin clampPHD INC·Filed 2007·Granted Dec 23, 2008·23 cites·3 claims
- 0791US8905452B2Gripper with force-multiplying mechanismPHD INC·Filed 2012·Granted Dec 9, 2014·15 cites·22 claims
- 0891US7111834B2Swing-arm clampPHD INC·Filed 2005·Granted Sep 26, 2006·24 cites·5 claims
- 0990US6575512B2Modular stamped parts transfer gripperPHD INC·Filed 2001·Granted Jun 10, 2003·24 cites·19 claims
- 1088US6048013AModular stamped parts transfer gripperPHD INC·Filed 1997·Granted Apr 11, 2000·66 cites·21 claims
- 1187US7290479B2Stop for a slide assemblyPHD INC·Filed 2006·Granted Nov 6, 2007·11 cites·13 claims
- 1286US7815176B2Lock mechanism for pin clamp assemblyPHD INC·Filed 2006·Granted Oct 19, 2010·21 cites·3 claims
- 1386US4607873AGripper apparatusPHD INC·Filed 1985·Granted Aug 26, 1986·92 cites·16 claims
- 1485US7490881B2Long travel gripperPHD INC·Filed 2005·Granted Feb 17, 2009·20 cites·13 claims
- 1585US4132153AMetering control valve and fluid power systemPHD INC·Filed 1976·Granted Jan 2, 1979·35 cites·33 claims
- 1684US2025341224A1Electro-fluidic drive systemPHD INC·Filed 2025·Application pending·0 cites
- 1783US10780575B2Robot end effector cuffPHD INC·Filed 2018·Granted Sep 22, 2020·9 cites·17 claims
- 1883US9140301B1Machine guidewaysPHD INC·Filed 2014·Granted Sep 22, 2015·5 cites·20 claims
- 1983US8376336B2Strip off pin clampPHD INC·Filed 2009·Granted Feb 19, 2013·14 cites·28 claims
- 2083US6857780B2Rodless slide assemblyPHD INC·Filed 2003·Granted Feb 22, 2005·19 cites·29 claims
- 2182US12398737B2Electro-fluidic remote drivePHD INC·Filed 2023·Granted Aug 26, 2025·0 cites·12 claims
- 2281US6641189B2Article sensor assemblyPHD INC·Filed 2001·Granted Nov 4, 2003·26 cites·13 claims
- 2380US6176533B1Modular stamped parts transfer gripperPHD INC·Filed 2000·Granted Jan 23, 2001·24 cites·11 claims
- 2479US6874834B2Linear slide gripperPHD INC·Filed 2002·Granted Apr 5, 2005·24 cites·33 claims
- 2578US11312022B2Autonomously encapsulating gripper toolingPHD INC·Filed 2019·Granted Apr 26, 2022·2 cites·10 claims
- 2677US6929254B2Swing-arm clampPHD INC·Filed 2003·Granted Aug 16, 2005·18 cites·23 claims
- 2777US4421137APlug assembly for sealing a pressure fluid passage in a manifold or the likePHD INC·Filed 1981·Granted Dec 20, 1983·39 cites·11 claims
- 2875US4119017ANon-rotatable fluid power cylinderPHD INC·Filed 1977·Granted Oct 10, 1978·21 cites·17 claims
- 2974US11648688B2Modular articulating gripperPHD INC·Filed 2022·Granted May 16, 2023·0 cites·16 claims
- 3074US7021687B2Clamp assemblyPHD INC·Filed 2002·Granted Apr 4, 2006·18 cites·12 claims
- 3174US6588816B1Modular stamped parts transfer gripperPHD INC·Filed 2000·Granted Jul 8, 2003·24 cites·10 claims
- 3273US5241896APneumatic cylinder apparatusPHD INC·Filed 1992·Granted Sep 7, 1993·27 cites·24 claims
- 3372US11685056B2Autonomously encapsulating gripper toolingPHD INC·Filed 2022·Granted Jun 27, 2023·0 cites·12 claims
- 3472US6273408B1Mounting bracket for modular workpiece holderPHD INC·Filed 1999·Granted Aug 14, 2001·25 cites·14 claims
- 3572US6227586B1Modular stamped parts transfer gripperPHD INC·Filed 2000·Granted May 8, 2001·14 cites·7 claims
- 3671US10836005B2Locating pin assemblyPHD INC·Filed 2017·Granted Nov 17, 2020·1 cites·9 claims
- 3771US10011025B2Articulating gripper toolingPHD INC·Filed 2016·Granted Jul 3, 2018·3 cites·20 claims
- 3871US9796096B2Gripper with indexable speed reducerPHD INC·Filed 2016·Granted Oct 24, 2017·2 cites·17 claims
- 3971US6425616B2Modular stamped parts transfer gripperPHD INC·Filed 2001·Granted Jul 30, 2002·12 cites·7 claims
- 4070US7032944B2Modular stamped parts transfer gripperPHD INC·Filed 2003·Granted Apr 25, 2006·18 cites·15 claims
- 4170US6948708B2Gripper provided with an adjustable sensor assemblyPHD INC·Filed 2002·Granted Sep 27, 2005·15 cites·16 claims
- 4268US11685061B2Articulating gripper toolingPHD INC·Filed 2022·Granted Jun 27, 2023·0 cites·15 claims
- 4368US9902032B2Pin clamp with multi-thickness clamping featurePHD INC·Filed 2015·Granted Feb 27, 2018·1 cites·16 claims
- 4468US9694500B1Mechanism with one sensor for panel present and double sheet detection for grippersPHD INC·Filed 2016·Granted Jul 4, 2017·5 cites·20 claims
- 4568US6056281AAdjustable stoppers and mounting assemblies for parts grippersPHD INC·Filed 1998·Granted May 2, 2000·36 cites·21 claims
- 4667US7229068B2Vane clamp assemblyPHD INC·Filed 2005·Granted Jun 12, 2007·5 cites·16 claims
- 4767US6530616B1Continuity switch for parts grippersPHD INC·Filed 2001·Granted Mar 11, 2003·20 cites·20 claims
- 4867US4134306ARotary actuatorPHD INC·Filed 1976·Granted Jan 16, 1979·20 cites·14 claims
- 4966US8894118B2Gripper with cable synchronized jaw movementPHD INC·Filed 2013·Granted Nov 25, 2014·4 cites·20 claims
- 5065US7191696B2Rotary actuator assemblyPHD INC·Filed 2006·Granted Mar 20, 2007·4 cites·15 claims
Showing the top 50 of 86 patent records by PatentIndex Score.
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →