Assignee
CKD CORP
JP·289 granted patents·45 pending applications·3,496 citations·filing 1978–2025
Top patents by PatentIndex Score
334 records- 0198US5160179APipe coupler with split ring chuckCKD CORP·Filed 1990·Granted Nov 3, 1992·171 cites·9 claims
- 0297US7716993B2Gas flow rate verification unitCKD CORP·Filed 2007·Granted May 18, 2010·474 cites·17 claims
- 0396US7537194B2Flow control valveCKD CORP·Filed 2007·Granted May 26, 2009·38 cites·11 claims
- 0495US11339876B2Butterfly valveCKD CORP·Filed 2021·Granted May 24, 2022·4 cites·8 claims
- 0595US7353841B2Relative pressure control system and relative flow control systemCKD CORP·Filed 2005·Granted Apr 8, 2008·101 cites·14 claims
- 0694US6508268B1Vacuum pressure control apparatusCKD CORP·Filed 1999·Granted Jan 21, 2003·79 cites·7 claims
- 0793US11724840B2Blister packing machine and blister pack manufacturing methodCKD CORP·Filed 2022·Granted Aug 15, 2023·2 cites·13 claims
- 0893US10006564B2Corrosion resistant coating for process gas control valveCKD CORP·Filed 2016·Granted Jun 26, 2018·7 cites·11 claims
- 0992US11060637B2Coupling member, fluid-device connecting jig, and fluid-device connecting structureCKD CORP·Filed 2017·Granted Jul 13, 2021·9 cites·15 claims
- 1091US11808714B2Inspection device, blister packaging machine, and blister sheet manufacturing methodCKD CORP·Filed 2021·Granted Nov 7, 2023·2 cites·6 claims
- 1191US8033579B2Fluid device connecting structureCKD CORP·Filed 2008·Granted Oct 11, 2011·32 cites·8 claims
- 1291US7726333B2Fluid controllerCKD CORP·Filed 2002·Granted Jun 1, 2010·50 cites·12 claims
- 1391US5819782AGas supply unitCKD CORP·Filed 1996·Granted Oct 13, 1998·122 cites·9 claims
- 1491US4793241APiston position detector for fluid pressure cylinderCKD CORP·Filed 1987·Granted Dec 27, 1988·94 cites·2 claims
- 1590US11384864B2Vacuum pressure proportional control valveCKD CORP·Filed 2020·Granted Jul 12, 2022·3 cites·12 claims
- 1690US10926907B2PTP packaging machineCKD CORP·Filed 2018·Granted Feb 23, 2021·6 cites·10 claims
- 1790US10167962B2Electromagnetic valveCKD CORP·Filed 2017·Granted Jan 1, 2019·7 cites·4 claims
- 1890US6041814AVacuum pressure control systemCKD CORP·Filed 1995·Granted Mar 28, 2000·54 cites·15 claims
- 1989US11273943B2Blister packaging machineCKD CORP·Filed 2020·Granted Mar 15, 2022·4 cites·17 claims
- 2089US10704888B2Three-dimensional measurement deviceCKD CORP·Filed 2017·Granted Jul 7, 2020·6 cites·18 claims
- 2189US8361231B2Liquid vaporization systemCKD CORP·Filed 2010·Granted Jan 29, 2013·11 cites·17 claims
- 2289US6075605AShape measuring deviceCKD CORP·Filed 1998·Granted Jun 13, 2000·92 cites·26 claims
- 2388US11788777B2Temperature control system and integrated temperature control systemCKD CORP·Filed 2020·Granted Oct 17, 2023·2 cites·19 claims
- 2488US11781674B2Electromagnetic valve manifoldCKD CORP·Filed 2022·Granted Oct 10, 2023·2 cites·10 claims
- 2588USD886741SHolder for solenoid valvesCKD CORP·Filed 2018·Granted Jun 9, 2020·33 cites·1 claims
- 2688US10006558B2Pilot-operated solenoid valveCKD CORP·Filed 2016·Granted Jun 26, 2018·7 cites·8 claims
- 2788US8794261B2Fluid control system and fluid control methodCKD CORP·Filed 2013·Granted Aug 5, 2014·19 cites·9 claims
- 2888USD318713SCombined pressure regulator and filterCKD CORP·Filed 1989·Granted Jul 30, 1991·36 cites·1 claims
- 2987US7628376B2Diaphragm valveCKD CORP·Filed 2005·Granted Dec 8, 2009·21 cites·9 claims
- 3087US5394755AFlow quantity test system for mass flow controllerCKD CORP·Filed 1993·Granted Mar 7, 1995·62 cites·7 claims
- 3186US11549608B2Pilot-type electromagnetic valveCKD CORP·Filed 2020·Granted Jan 10, 2023·2 cites·6 claims
- 3286US9465385B2Inspecting device monitoring systemCKD CORP·Filed 2013·Granted Oct 11, 2016·11 cites·9 claims
- 3386US6152175AProcess gas supply unitCKD CORP·Filed 1998·Granted Nov 28, 2000·63 cites·11 claims
- 3486US5797604AMetal gasketCKD CORP·Filed 1996·Granted Aug 25, 1998·51 cites·14 claims
- 3585US12076934B2Manufacturing method for fluid control apparatusCKD CORP·Filed 2020·Granted Sep 3, 2024·2 cites·10 claims
- 3685US10184185B2Gas flow monitoring method and gas flow monitoring apparatusCKD CORP·Filed 2016·Granted Jan 22, 2019·3 cites·5 claims
- 3785US7862002B2Vacuum valveCKD CORP·Filed 2007·Granted Jan 4, 2011·19 cites·2 claims
- 3885US7748684B2Flow control valveCKD CORP·Filed 2006·Granted Jul 6, 2010·21 cites·19 claims
- 3985US5984318AGasket holderCKD CORP·Filed 1997·Granted Nov 16, 1999·52 cites·14 claims
- 4084US7343926B2Liquid raw material supply unit for vaporizerCKD CORP·Filed 2007·Granted Mar 18, 2008·10 cites·7 claims
- 4184US6886401B2Thermal flow sensor having sensor and bypass passagesCKD CORP·Filed 2003·Granted May 3, 2005·38 cites·22 claims
- 4284US5848188AShape measure deviceCKD CORP·Filed 1995·Granted Dec 8, 1998·70 cites·39 claims
- 4384USD317315SLubricatorCKD CORP·Filed 1989·Granted Jun 4, 1991·24 cites·1 claims
- 4483US11927435B2Three-dimensional measurement device and three-dimensional measurement methodCKD CORP·Filed 2021·Granted Mar 12, 2024·1 cites·13 claims
- 4583US11237115B2Appearance inspection device and blister packaging machineCKD CORP·Filed 2020·Granted Feb 1, 2022·3 cites·8 claims
- 4683US11039561B2Component mounting system and adhesive inspection deviceCKD CORP·Filed 2019·Granted Jun 15, 2021·2 cites·14 claims
- 4783US9228669B2Fluid control valveCKD CORP·Filed 2012·Granted Jan 5, 2016·6 cites·9 claims
- 4883US8371334B2Rotary switching valveCKD CORP·Filed 2010·Granted Feb 12, 2013·7 cites·10 claims
- 4982US11073209B2Connected part seal structure, and seal memberCKD CORP·Filed 2017·Granted Jul 27, 2021·5 cites·20 claims
- 5082US10865889B2Poppet switch valve device and method for manufacturing poppet switch valve deviceCKD CORP·Filed 2019·Granted Dec 15, 2020·4 cites·4 claims
Showing the top 50 of 334 patent records by PatentIndex Score.
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