Inventor · disambiguated record
Masaru Wada
Also filed as: WADA MASARU
84 granted patents·11 pending applications·821 citations·filing 1980–2023
99Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD19MITSUI TOATSU CHEMICALS19MITSUI CHEMICALS INC9TERUMO CORP9SONY CORP8
Top patents by PatentIndex Score
95 records- 0194USD303428SCulture dishTERUMO CORP·Filed 1987·Granted Sep 12, 1989·41 cites·1 claims
- 0292US4304670ABlood filter with air trap and distributing chamberTERUMO CORP·Filed 1980·Granted Dec 8, 1981·75 cites·8 claims
- 0391US7183681B2Electric power steering apparatusNSK STEERING SYS CO LTD·Filed 2005·Granted Feb 27, 2007·38 cites·9 claims
- 0490US6579829B2Developer composition and heat sensitive recording materialMITSUI CHEMICALS INC·Filed 2001·Granted Jun 17, 2003·25 cites·31 claims
- 0590USD320275SMedical applicatorTERUMO CORP·Filed 1989·Granted Sep 24, 1991·34 cites·1 claims
- 0690US4804783AProcess for producing diphenylamines or N,N'-diphenyl-phenylenediaminesMITSUI TOATSU CHEMICALS·Filed 1987·Granted Feb 14, 1989·22 cites·17 claims
- 0787US6448052B2Carbonyl reductase enzyme and methods for its useKANEKA CORP·Filed 2001·Granted Sep 10, 2002·13 cites·14 claims
- 0886US6218156B1Gene encoding carbonyl reductase, and methods for its useKANEKA CORP·Filed 1997·Granted Apr 17, 2001·36 cites·37 claims
- 0985US7645852B2Aliphatic polyester copolymerMITSUI CHEMICALS INC·Filed 2005·Granted Jan 12, 2010·6 cites·11 claims
- 1085US7180217B2Motor, method for manufacturing motor, and motor drive controllerNSK LTD·Filed 2005·Granted Feb 20, 2007·18 cites·6 claims
- 1183US6346569B1Production process of cross-linked polysuccinimide resinMITSUI CHEMICALS INC·Filed 2000·Granted Feb 12, 2002·17 cites·11 claims
- 1282US7579223B2Semiconductor apparatus and process for fabricating the sameSONY CORP·Filed 2005·Granted Aug 25, 2009·7 cites·15 claims
- 1382US6072024AProduction process of cross-linked polyaspartic acid resinMITSUI CHEMICALS INC·Filed 1998·Granted Jun 6, 2000·32 cites·15 claims
- 1481US5136086APreparation process of aliphatic isocyanateMITSUI TOATSU CHEMICALS·Filed 1992·Granted Aug 4, 1992·19 cites·4 claims
- 1580US6946268B2L-cysteine producing bacterium and method for producing L-cysteineAJINOMOTO KK·Filed 2002·Granted Sep 20, 2005·8 cites·18 claims
- 1678US4871875AProcess for producing diphenylamines or N,N'-diphenylphenylenediaminesMITSUI TOATSU CHEMICALS·Filed 1988·Granted Oct 3, 1989·11 cites·4 claims
- 1777US11508780B2Method of manufacturing display apparatus, display apparatus, and structure for manufacturing display apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2020·Granted Nov 22, 2022·1 cites·13 claims
- 1876US4546478ASemiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1984·Granted Oct 8, 1985·32 cites·5 claims
- 1975US4731453AProcess for producing 1, 3-dialkyl-2-imidazolidinoneMITSUI TOATSU CHEMICALS·Filed 1986·Granted Mar 15, 1988·11 cites·14 claims
- 2072US7148047B2L-cysteine producing bacterium and method for producing L-cysteineAJINOMOTO KK·Filed 2002·Granted Dec 12, 2006·3 cites·4 claims
- 2172US5449829AProcess for the preparation of diphenylamineMITSUI TOATSU CHEMICALS·Filed 1994·Granted Sep 12, 1995·12 cites·8 claims
- 2271US4366568ASemiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Dec 28, 1982·17 cites·7 claims
- 2370USD284400SCase for electronic clinical thermometerTERUMO CORP·Filed 1983·Granted Jun 24, 1986·11 cites·1 claims
- 2469US5200729APermanent magnet and magnetization apparatus for producing the permanent magnetYAMAMOTO DENKI KK·Filed 1990·Granted Apr 6, 1993·27 cites·8 claims
- 2568US8114649B2L-cysteine producing microorganism and a method for producing L-cysteineTAKAGI HIROSHI·Filed 2009·Granted Feb 14, 2012·1 cites·6 claims
- 2668US4371967ASemiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Feb 1, 1983·23 cites·6 claims
- 2767US4918186AProcess for producing cyclic ureasMITSUI TOATSU CHEMICALS·Filed 1989·Granted Apr 17, 1990·7 cites·1 claims
- 2866US7928151B2Resin composition for shell mold and resin coated sandHITACHI CHEMICAL CO LTD·Filed 2006·Granted Apr 19, 2011·4 cites·18 claims
- 2966US5647896AColor-developing agents and color-developing sheetsMITSUI TOATSU CHEMICALS·Filed 1995·Granted Jul 15, 1997·17 cites·19 claims
- 3065US7622563B2Process for producing glycosideMITSUI CHEMICALS INC·Filed 2003·Granted Nov 24, 2009·1 cites·4 claims
- 3165USD285182SCase for electronic clinical thermometerTERUMO CORP·Filed 1984·Granted Aug 19, 1986·9 cites·1 claims
- 3264US4952731AProcess for producing diphenylamines or N,N'-diphenyl-phenylenediaminesMITSUI TOATSU CHEMICALS·Filed 1988·Granted Aug 28, 1990·5 cites·4 claims
- 3364US4505252AHollow dishes with meltable cores and method of making such dishesAMERICAN HOSPITAL SUPPLY CORP·Filed 1983·Granted Mar 19, 1985·33 cites·9 claims
- 3460US6673583B2Recombinantly producing levodione reductaseROCHE VITAMINS INC·Filed 2002·Granted Jan 6, 2004·0 cites·9 claims
- 3560US6392090B1Process for preparing hydroxybenzoic acidsMITSUI CHEMICALS INC·Filed 1997·Granted May 21, 2002·7 cites·7 claims
- 3659US4675074AMethod of manufacturing semiconductor deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1985·Granted Jun 23, 1987·26 cites·19 claims
- 3759US4668793AProcess for producing 1,3-dimethyl-2-imidazolidinoneMITSUI TOATSU CHEMICALS·Filed 1985·Granted May 26, 1987·5 cites·7 claims
- 3859US4377865ASemiconductor laserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Mar 22, 1983·11 cites·11 claims
- 3956US9835325B2Evaporative gas generating device, method for producing evaporative gas, hydrogen bromide production device, and method for producing hydrogen bromideSHOWA DENKO KK·Filed 2013·Granted Dec 5, 2017·0 cites·12 claims
- 4056USD279705SArtificial lung with a built-in heat exchangerTERUMO CORP·Filed 1982·Granted Jul 16, 1985·6 cites·1 claims
- 4156US2023197907A1Display apparatus and method of manufacturing the display apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2023·Application pending·0 cites
- 4255US7615775B2Semiconductor apparatus and process for fabricating sameSONY CORP·Filed 2003·Granted Nov 10, 2009·10 cites·26 claims
- 4354US11063174B2Light emitting diode and manufacturing method of light emitting diodeSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Jul 13, 2021·0 cites·18 claims
- 4454US6664425B2Process for producing 1,3-bis(3-aminophenoxy)benzeneMITSUI CHEMICALS INC·Filed 2002·Granted Dec 16, 2003·1 cites·4 claims
- 4554US5068866ASemiconductor laser apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Nov 26, 1991·18 cites·6 claims
- 4653USD309011SArtificial lungTERUMO CORP·Filed 1987·Granted Jul 3, 1990·6 cites·1 claims
- 4752US12012650B2Sputtering target and method of producing sputtering targetULVAC INC·Filed 2020·Granted Jun 18, 2024·0 cites·10 claims
- 4852US6534297B2Recombinantly producing levodione reductaseROCHE VITAMINS INC·Filed 2001·Granted Mar 18, 2003·0 cites·19 claims
- 4952US4900820AProcess for producing cyclic ureasMITSUI TOATSU CHEMICALS·Filed 1987·Granted Feb 13, 1990·3 cites·6 claims
- 5052USD280340SArtificial lung with a built-in heat exchangerTERUMO CORP·Filed 1982·Granted Aug 27, 1985·5 cites·1 claims
Showing the top 50 of 95 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →