Inventor · disambiguated record
Hideo Karasawa
Also filed as: KARASAWA HIDEO
24 granted patents·521 citations·filing 1985–2018
96Inventor score
Files withHITACHI CONSTRUCTION MACHINERY10SEIKO EPSON CORP6TOKYO ELECTRIC CO LTD2ABE TOSHIHIRO1ARIGA NOBUEI1
Top patents by PatentIndex Score
24 records- 0194US6154095APhase locked loop clock source provided with a plurality of frequency adjustmentsSEIKO EPSON CORP·Filed 1998·Granted Nov 28, 2000·118 cites·17 claims
- 0290US7222051B2Working machine, failure diagnosis system for work machine and maintenance system for work machinesHITACHI CONSTRUCTION MACHINERY·Filed 2005·Granted May 22, 2007·23 cites·2 claims
- 0387US7562615B2Hydraulic working machineHITACHI CONSTRUCTION MACHINERY·Filed 2004·Granted Jul 21, 2009·23 cites·7 claims
- 0487US7079982B2Working machine, trouble diagnosis system of working machine, and maintenance system of working machineHITACHI CONSTRUCTION MACHINERY·Filed 2002·Granted Jul 18, 2006·52 cites·12 claims
- 0582US7493112B2Construction machine management apparatus and construction machines management systemHITACHI CONSTRUCTION MACHINERY·Filed 2007·Granted Feb 17, 2009·16 cites·4 claims
- 0682US6081164APLL oscillator package and production method thereofSEIKO EPSON CORP·Filed 1997·Granted Jun 27, 2000·72 cites·36 claims
- 0781US7543448B2Control system for hydraulic construction machineHITACHI CONSTRUCTION MACHINERY·Filed 2005·Granted Jun 9, 2009·12 cites·11 claims
- 0879US8560185B2Control unit for construction machineNARAZAKI AKIHIRO·Filed 2011·Granted Oct 15, 2013·5 cites·11 claims
- 0978US8336443B2Hydraulic working machineABE TOSHIHIRO·Filed 2009·Granted Dec 25, 2012·8 cites·4 claims
- 1077US6337600B1Oscillator and oscillation frequency setting method for the oscillatorSEIKO EPSON CORP·Filed 2000·Granted Jan 8, 2002·19 cites·6 claims
- 1176US10590623B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2018·Granted Mar 17, 2020·2 cites·4 claims
- 1276US4661908ASales data processing systemTOKYO ELECTRIC CO LTD·Filed 1985·Granted Apr 28, 1987·39 cites·10 claims
- 1373US8521374B2Hydraulic work machineKARASAWA HIDEO·Filed 2011·Granted Aug 27, 2013·5 cites·5 claims
- 1472US8424298B2Pump torque control system for hydraulic construction machineARIGA NOBUEI·Filed 2008·Granted Apr 23, 2013·11 cites·4 claims
- 1572US7228125B2Construction machine management apparatus and construction machines management systemHITACHI CONSTRUCTION MACHINERY·Filed 2002·Granted Jun 5, 2007·23 cites·5 claims
- 1660US5696950AFlexible clock and reset signal generation and distribution system having localized programmable frequency synthesizersSEIKO EPSON CORP·Filed 1994·Granted Dec 9, 1997·31 cites·10 claims
- 1759US7605542B2Light-emitting deviceSEIKO EPSON CORP·Filed 2006·Granted Oct 20, 2009·1 cites·7 claims
- 1859US7255088B2Engine control system for construction machineHITACHI CONSTRUCTION MACHINERY·Filed 2004·Granted Aug 14, 2007·10 cites·5 claims
- 1958US6998957B2Security system of construction machineryHITACHI CONSTRUCTION MACHINERY·Filed 2002·Granted Feb 14, 2006·10 cites·12 claims
- 2051US7895833B2Hydraulic drive apparatusHITACHI CONSTRUCTION MACHINERY·Filed 2004·Granted Mar 1, 2011·5 cites·8 claims
- 2151US7434394B2Hydraulic drive deviceHITACHI CONSTRUCTION MACHINERY·Filed 2004·Granted Oct 14, 2008·5 cites·14 claims
- 2249US7518457B2Microwave generator using a diamond SAW oscillatorSEIKO EPSON CORP·Filed 2006·Granted Apr 14, 2009·0 cites·6 claims
- 2347US8266903B2Engine lag down suppressing device of construction machineryKOWATARI YOICHI·Filed 2004·Granted Sep 18, 2012·7 cites·6 claims
- 2432US4870577AECR in which article data stored in a memory is altered according to sales dataTOKYO ELECTRIC CO LTD·Filed 1988·Granted Sep 26, 1989·24 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →