Assignee
YUKEN KOGYO CO LTD
JP·19 granted patents·7 pending applications·519 citations·filing 1975–2023
Top patents by PatentIndex Score
26 records- 0192US6968859B1Electromagnetic operating deviceYUKEN KOGYO CO LTD·Filed 2000·Granted Nov 29, 2005·71 cites·16 claims
- 0289US6592336B1Hydraulic pump with a built-in electric motorYUKEN KOGYO CO LTD·Filed 2000·Granted Jul 15, 2003·53 cites·5 claims
- 0388US4801247AVariable displacement piston pumpYUKEN KOGYO CO LTD·Filed 1986·Granted Jan 31, 1989·67 cites·26 claims
- 0486US4796661AProportional electro-hydraulic pressure control valveYUKEN KOGYO CO LTD·Filed 1986·Granted Jan 10, 1989·83 cites·15 claims
- 0585US6748739B1Hydraulic power systemYUKEN KOGYO CO LTD·Filed 2000·Granted Jun 15, 2004·37 cites·5 claims
- 0684US4983263AZincate type zinc alloy electroplating bathYUKEN KOGYO CO LTD·Filed 1989·Granted Jan 8, 1991·38 cites·15 claims
- 0782USD613770SHydraulic pumpYUKEN KOGYO CO LTD·Filed 2009·Granted Apr 13, 2010·32 cites·1 claims
- 0877US4014509AProportional electromagnetic-type direction- and throttle-controlling valveYUKEN KOGYO CO LTD·Filed 1975·Granted Mar 29, 1977·30 cites·4 claims
- 0976US4246621AEnergizing circuit for solenoid valveYUKEN KOGYO CO LTD·Filed 1978·Granted Jan 20, 1981·33 cites·13 claims
- 1073US4393120APlastic coated with golden evaporated filmYUKEN KOGYO CO LTD·Filed 1981·Granted Jul 12, 1983·28 cites·4 claims
- 1165USD613769SHydraulic pumpYUKEN KOGYO CO LTD·Filed 2009·Granted Apr 13, 2010·15 cites·1 claims
- 1261US2011210007A1Zincate zinc plating bathYUKEN KOGYO CO LTD·Filed 2009·Application pending·0 cites
- 1360US6858321B2Corrosion resistant memberYUKEN KOGYO CO LTD·Filed 2002·Granted Feb 22, 2005·7 cites·13 claims
- 1459US4724865AControl circuit for proportional electro-hydraulic fluid control valvesYUKEN KOGYO CO LTD·Filed 1987·Granted Feb 16, 1988·25 cites·1 claims
- 1558US2025337308A1Lvdt-built-in linear motorYUKEN KOGYO CO LTD·Filed 2023·Application pending·0 cites
- 1656US2011159315A1Finishing Agent and Member Having an Overcoat Formed from the Finishing AgentYUKEN KOGYO CO LTD·Filed 2009·Application pending·0 cites
- 1752US2010151257A1Member Having an Anticorrosive Coating, Method of Manufacturing the Member, and Paint Composition for Manufacturing the MemberYUKEN KOGYO CO LTD·Filed 2008·Application pending·0 cites
- 1851US2014054175A1Acidic aqueous composition for semiglossy tin plating and member having semiglossy tin plating filmYUKEN KOGYO CO LTD·Filed 2013·Application pending·0 cites
- 1945US9187837B2Plating apparatus, nozzle-anode unit, method of manufacturing plated member, and fixing apparatus for member to be platedYUKEN KOGYO CO LTD·Filed 2014·Granted Nov 17, 2015·0 cites·12 claims
- 2041US11828383B2Electromagnetic switching-valve position detection systemYUKEN KOGYO CO LTD·Filed 2019·Granted Nov 28, 2023·0 cites·12 claims
- 2141US2013143034A1Rust-Preventive CoatingYUKEN KOGYO CO LTD·Filed 2012·Application pending·0 cites
- 2239US9541082B2Oil-well-pump driving hydraulic systemYUKEN KOGYO CO LTD·Filed 2013·Granted Jan 10, 2017·0 cites·2 claims
- 2336US12158167B2Hydraulic device with position sensorYUKEN KOGYO CO LTD·Filed 2021·Granted Dec 3, 2024·0 cites·8 claims
- 2436US2011132498A1Composition for Chemical Conversion Treatment and Member Having a Chemical Conversion Film Formed by the TreatmentYUKEN KOGYO CO LTD·Filed 2010·Application pending·0 cites
- 2532US11223288B2Bipolar current control drive circuit for inductive loadYUKEN KOGYO CO LTD·Filed 2018·Granted Jan 11, 2022·0 cites·6 claims
- 2623US10618238B2Metal scrap compressorYUKEN KOGYO CO LTD·Filed 2016·Granted Apr 14, 2020·0 cites·4 claims
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