Inventor · disambiguated record
Nobuaki Shimizu
Also filed as: SHIMIZU NOBUAKI
30 granted patents·6 pending applications·587 citations·filing 1974–2017
97Inventor score
Files withIDEMITSU KOSAN CO23JAPAN STEEL WORKS LTD2MITSUBISHI MOTORS CORP2NABTESCO CORP2TEIJIN SEIKI CO LTD2
Top patents by PatentIndex Score
36 records- 0195US5399631APolyvinyl ether compoundIDEMITSU KOSAN CO·Filed 1993·Granted Mar 21, 1995·62 cites·5 claims
- 0294US4890996AContinuous granulating machineJAPAN STEEL WORKS LTD·Filed 1982·Granted Jan 2, 1990·81 cites·10 claims
- 0391US7927503B2Lubricant for compression type refrigerating machine and refrigerating device using sameIDEMITSU KOSAN CO·Filed 2007·Granted Apr 19, 2011·14 cites·17 claims
- 0491US3944626AProcess for producing adamantane compoundsHONNA KOSAKU·Filed 1974·Granted Mar 16, 1976·36 cites·12 claims
- 0585US5523491AProcess of producting ether compoundIDEMITSU KOSAN CO·Filed 1994·Granted Jun 4, 1996·24 cites·3 claims
- 0685US5449472ALubricating oil for compression-type refrigeratorsIDEMITSU KOSAN CO·Filed 1993·Granted Sep 12, 1995·44 cites·14 claims
- 0784US6458288B1Lubricating oil for refrigerator with compressorIDEMITSU KOSAN CO·Filed 1990·Granted Oct 1, 2002·27 cites·6 claims
- 0884US4169079APolystyrene based polymers containing cyclodextrin derivatives, metal complexes of the same, and process for the production of the sameTABUSHI IWAO·Filed 1978·Granted Sep 25, 1979·33 cites·20 claims
- 0983US4813408AEngine cooling deviceMITSUBISHI MOTORS CORP·Filed 1987·Granted Mar 21, 1989·44 cites·4 claims
- 1079US7531488B2Lubricating oil for refrigerator with compressorIDEMITSU KOSAN CO·Filed 2001·Granted May 12, 2009·13 cites·6 claims
- 1178US7517839B2Lubricating oil for refrigerator with compressorIDEMITSU KOSAN CO·Filed 2002·Granted Apr 14, 2009·13 cites·3 claims
- 1278US6475405B1Lubricating oil for refrigerator with compressorIDEMITSU KOSAN CO·Filed 1991·Granted Nov 5, 2002·28 cites·4 claims
- 1374US5908818ALubricating oil for compression-type refrigeratorsIDEMITSU KOSAN CO·Filed 1994·Granted Jun 1, 1999·25 cites·24 claims
- 1474US5589597AProcess of producing ether compoundIDEMITSU KOSAN CO·Filed 1995·Granted Dec 31, 1996·19 cites·3 claims
- 1568US8486871B2Lubricant for compression type refrigerating machine and refrigeration system using the sameNAGAO SATOSHI·Filed 2008·Granted Jul 16, 2013·2 cites·8 claims
- 1667US5518643ALubricating oil containing a polyvinyl ether compound for compression-type refrigeratorsIDEMITSU KOSAN CO·Filed 1994·Granted May 21, 1996·19 cites·12 claims
- 1766US5269955ALubricating oil for compression-type refrigerators and polyoxyalkylene glycol derivativeIDEMITSU KOSAN CO·Filed 1990·Granted Dec 14, 1993·13 cites·11 claims
- 1863US4815419AEngine cooling apparatusMITSUBISHI MOTORS CORP·Filed 1987·Granted Mar 28, 1989·23 cites·5 claims
- 1962US6772671B2Electrohydraulic motor and hydraulic driving methodTS CORP·Filed 2002·Granted Aug 10, 2004·10 cites·3 claims
- 2061US7591214B2Driving motor controlling device of construction machineNABTESCO CORP·Filed 2006·Granted Sep 22, 2009·6 cites·4 claims
- 2161US4022845AProcess for producing alkyl adamantanesIDEMITSU KOSAN CO·Filed 1976·Granted May 10, 1977·5 cites·8 claims
- 2260US7043907B2Electro-hydraulic actuation systemNABTESCO CORP·Filed 2005·Granted May 16, 2006·4 cites·1 claims
- 2359US4604493A1-cyclohexyl-1,4-dimethyl decahydronaphthalene and a working fluid for traction drive formulated therewithIDEMITSU KOSAN CO·Filed 1985·Granted Aug 5, 1986·5 cites·3 claims
- 2459US4604492ADicyclohexylcyclopentane compoundsIDEMITSU KOSAN CO·Filed 1985·Granted Aug 5, 1986·13 cites·5 claims
- 2558US2009292137A1Additive for lubricating oil and fuel oil, lubricating oil composition, and fuel oil compositionIDEMITSU KOSAN CO·Filed 2009·Application pending·0 cites
- 2657US2008045424A1Additive for Lubricating Oil and Fuel Oil, Lubricating Oil Composition, and Fuel Oil CompositionIDEMITSU KOSAN CO·Filed 2005·Application pending·0 cites
- 2755US5616812AMethod of producing a polyvinyl ether compoundIDEMITSU KOSAN CO·Filed 1994·Granted Apr 1, 1997·8 cites·1 claims
- 2854US5536881ALubricating oil for compression-type refrigerators and polyoxyalkylene glycol derivativesIDEMITSU KOSAN CO·Filed 1993·Granted Jul 16, 1996·9 cites·6 claims
- 2952US2008108850A1Polyvinyl ether compoundIDEMITSU KOSAN CO·Filed 2007·Application pending·0 cites
- 3050US2006148663A1Additives for lubricating oils and fuel oils, lubricating oil compositions, and fuel oil compositionsIDEMITSU KOSAN CO·Filed 2004·Application pending·0 cites
- 3148US4703124AProcess for introduction of styrenes in side chain of substituted aromatic compoundsIDEMITSU KOSAN CO·Filed 1985·Granted Oct 27, 1987·3 cites·20 claims
- 3248US2007019500A1Screw type extruderJAPAN STEEL WORKS LTD·Filed 2006·Application pending·0 cites
- 3347US6439101B1Electro-hydraulic servomotorTEIJIN SEIKI CO LTD·Filed 2000·Granted Aug 27, 2002·4 cites·16 claims
- 3443US11441774B2Method for operating flue gas purification systemMITSUBISHI HITACHI POWER SYS LTD·Filed 2017·Granted Sep 13, 2022·0 cites·7 claims
- 3535US2005138924A1Hydraulic drive apparatusTEIJIN SEIKI CO LTD·Filed 2004·Application pending·0 cites
- 3626US5008445AProcess for the production of glycol monoestersIDEMITSU KOSAN CO·Filed 1987·Granted Apr 16, 1991·0 cites·26 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →