Inventor · disambiguated record
Shoji Tozawa
Also filed as: TOZAWA SHOJI
30 granted patents·2 pending applications·2,879 citations·filing 1985–2009
98Inventor score
Files withCATERPILLAR MITSUBISHI LTD17CATERPILLAR INC9CATERPILLAR JAPAN LTD3MINTAH BRIAN2AMITEQ CO LTD1
Top patents by PatentIndex Score
32 records- 0198US7260931B2Multi-actuator pressure-based flow control systemCATERPILLAR MITSUBISHI LTD·Filed 2005·Granted Aug 28, 2007·62 cites·21 claims
- 0298US6512360B1Self-induction-type stroke sensorAMITEQ CO LTD·Filed 2000·Granted Jan 28, 2003·1.4k cites·13 claims
- 0398US5198800AAlarm system for constructional machineCATERPILLAR MITSUBISHI LTD·Filed 1991·Granted Mar 30, 1993·176 cites·9 claims
- 0496US6098322AControl device of construction machineCATERPILLAR MITSUBISHI LTD·Filed 1997·Granted Aug 8, 2000·108 cites·71 claims
- 0595US6778097B1Remote radio operating system, and remote operating apparatus, mobile relay station and radio mobile working machineCATERPILLAR MITSUBISHI LTD·Filed 1998·Granted Aug 17, 2004·172 cites·41 claims
- 0695US5826666AApparatus and method for controlling a contruction machineCATERPILLAR MITSUBISHI LTD·Filed 1996·Granted Oct 27, 1998·100 cites·20 claims
- 0795US5784944ADevice and method for controlling attachment of construction machineCATERPILLAR MITSUBISHI LTD·Filed 1996·Granted Jul 28, 1998·71 cites·6 claims
- 0894US7565801B2Swing drive device and work machineCATERPILLAR JAPAN LTD·Filed 2006·Granted Jul 28, 2009·44 cites·5 claims
- 0993US7596893B2Work machineCATERPILLAR JAPAN LTD·Filed 2006·Granted Oct 6, 2009·44 cites·8 claims
- 1092US8156048B2Adaptive payload monitoring systemMINTAH BRIAN·Filed 2008·Granted Apr 10, 2012·31 cites·20 claims
- 1192US7912612B2Payload system that compensates for rotational forcesCATERPILLAR INC·Filed 2007·Granted Mar 22, 2011·47 cites·20 claims
- 1291US7562472B2Work machineCATERPILLAR JAPAN LTD·Filed 2006·Granted Jul 21, 2009·24 cites·17 claims
- 1388US7614336B2Hydraulic system having augmented pressure compensationCATERPILLAR INC·Filed 2005·Granted Nov 10, 2009·16 cites·6 claims
- 1488US7331175B2Hydraulic system having area controlled bypassCATERPILLAR INC·Filed 2005·Granted Feb 19, 2008·14 cites·21 claims
- 1588US7146808B2Hydraulic system having priority based flow controlCATERPILLAR MITSUBISHI LTD·Filed 2004·Granted Dec 12, 2006·28 cites·29 claims
- 1688US4934463AAutomatic implement position control systemCATERPILLAR INC·Filed 1989·Granted Jun 19, 1990·59 cites·10 claims
- 1788US4757454AOperation data-recording system for a machineCATERPILLAR MITSUBISHI LTD·Filed 1985·Granted Jul 12, 1988·56 cites·6 claims
- 1887US5824965ALoad transfer and loading device with weight measurementCATERPILLAR MITSUBISHI LTD·Filed 1997·Granted Oct 20, 1998·58 cites·16 claims
- 1980US5535532AExcavator control apparatus for shovel-type construction equipmentCATERPILLAR MITSUBISHI LTD·Filed 1994·Granted Jul 16, 1996·42 cites·28 claims
- 2078US6108948AMethod and device for controlling construction machineCATERPILLAR MITSUBISHI LTD·Filed 1997·Granted Aug 29, 2000·43 cites·3 claims
- 2178US4853859AOperation data recording systemCATERPILLAR MITSUBISHI LTD·Filed 1988·Granted Aug 1, 1989·143 cites·10 claims
- 2276US8185290B2Data acquisition system indexed by cycle segmentationMINTAH BRIAN·Filed 2008·Granted May 22, 2012·11 cites·20 claims
- 2376US8024095B2Adaptive work cycle control systemCATERPILLAR INC·Filed 2008·Granted Sep 20, 2011·12 cites·20 claims
- 2475US7441404B2Configurable hydraulic control systemCATERPILLAR INC·Filed 2004·Granted Oct 28, 2008·21 cites·22 claims
- 2574US6209232B1Construction machine with function of measuring finishing accuracy of floor face smoothed therebyCATERPILLAR MITSUBISHI LTD·Filed 1997·Granted Apr 3, 2001·39 cites·2 claims
- 2669US5052883AImplement positioning control system for construction machinesCATERPILLAR INC·Filed 1989·Granted Oct 1, 1991·26 cites·10 claims
- 2767US4884398AMethod of and apparatus for reducing engine smoke emissionsCATERPILLAR MITSUBISHI LTD·Filed 1988·Granted Dec 5, 1989·33 cites·10 claims
- 2866US5782018AMethod and device for controlling bucket angle of hydraulic shovelCATERPILLAR MITSUBISHI LTD·Filed 1996·Granted Jul 21, 1998·30 cites·15 claims
- 2962US7746067B2Machine with a position-sensing systemCATERPILLAR INC·Filed 2007·Granted Jun 29, 2010·4 cites·20 claims
- 3045US5477770AValve control unit for hydraulic actuatorCATERPILLAR MITSUBISHI LTD·Filed 1994·Granted Dec 26, 1995·12 cites·28 claims
- 3144US2010043418A1Hydraulic system and method for controlCATERPILLAR INC·Filed 2009·Application pending·0 cites
- 3239US2009288408A1Hydraulic circuit, energy recovery device, and hydraulic circuit for work machineCATERPILLAR MITSUBISHI LTD·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →