Inventor · disambiguated record
Hiroshi Nagasawa
Also filed as: NAGASAWA HIROSHI
64 granted patents·21 pending applications·1,199 citations·filing 1978–2024
99Inventor score
Top patents by PatentIndex Score
85 records- 0195US6800188B2Copper plating bath and plating method for substrate using the copper plating bathEBARA UDYLITE KK·Filed 2002·Granted Oct 5, 2004·81 cites·33 claims
- 0295US6274890B1Semiconductor light emitting device and its manufacturing methodTOSHIBA KK·Filed 1998·Granted Aug 14, 2001·297 cites·25 claims
- 0394US6730400B1Ultrafine composite metal particles and method for manufacturing sameKOMATSU TERUO·Filed 2000·Granted May 4, 2004·92 cites·10 claims
- 0493US7130742B2Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide systemSONY CORP·Filed 2003·Granted Oct 31, 2006·66 cites·4 claims
- 0592US4246489ALiquid level detector for detecting a liquid level when reaching a prescribed heightTOKYO SHIBAURA ELECTRIC CO·Filed 1979·Granted Jan 20, 1981·78 cites·32 claims
- 0691US7720596B2Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide systemSONY CORP·Filed 2005·Granted May 18, 2010·33 cites·4 claims
- 0790US9423712B2Toner for electrostatic image developmentKONICA MINOLTA INC·Filed 2015·Granted Aug 23, 2016·5 cites·20 claims
- 0889US8972186B2Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide systemSONY CORP·Filed 2013·Granted Mar 3, 2015·10 cites·20 claims
- 0988US4255688ALight emitter mounted on reflector formed on end of leadTOKYO SHIBAURA ELECTRIC CO·Filed 1978·Granted Mar 10, 1981·49 cites·2 claims
- 1087US8741523B2Toner for developing electrostatic image and manufacturing method thereofHORI ANJU·Filed 2011·Granted Jun 3, 2014·7 cites·17 claims
- 1187US8467954B2Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide systemKOBUYA NAOSHI·Filed 2011·Granted Jun 18, 2013·12 cites·29 claims
- 1287US8010279B2Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide systemSONY CORP·Filed 2003·Granted Aug 30, 2011·48 cites·11 claims
- 1384US8361688B2TonerKONICA MINOLTA BUSINESS TECH·Filed 2010·Granted Jan 29, 2013·4 cites·5 claims
- 1484US7979204B2Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide systemSONY CORP·Filed 2008·Granted Jul 12, 2011·11 cites·41 claims
- 1584US5491349AMulti-color light emitting deviceTOSHIBA KK·Filed 1994·Granted Feb 13, 1996·74 cites·12 claims
- 1682US8386165B2Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide systemSONY CORP·Filed 2010·Granted Feb 26, 2013·6 cites·24 claims
- 1782US6358611B1Ultrafine particles comprising an organometallic core and process for the production thereofTOMOE WORKS CO LTD·Filed 1997·Granted Mar 19, 2002·69 cites·6 claims
- 1881US6730596B1Method of and apparatus for forming interconnectionEBARA CORP·Filed 2000·Granted May 4, 2004·19 cites·9 claims
- 1980US8916323B2Toner for electrostatic image developmentKONICA MINOLTA INC·Filed 2013·Granted Dec 23, 2014·3 cites·16 claims
- 2079US9499483B2Crystal of pyrrole derivative and method for producing the sameDAIICHI SANKYO CO LTD·Filed 2015·Granted Nov 22, 2016·3 cites·5 claims
- 2179US9256146B2Toner for electrostatic image developmentKONICA MINOLTA INC·Filed 2014·Granted Feb 9, 2016·2 cites·8 claims
- 2278US6743395B2Composite metallic ultrafine particles and process for producing the sameEBARA CORP·Filed 2001·Granted Jun 1, 2004·23 cites·4 claims
- 2377US7016303B1Transmitting method transmitting system and transmitterSONY CORP·Filed 2000·Granted Mar 21, 2006·25 cites·27 claims
- 2475US8871415B2Toner for electrostatic image developmentKONICA MINOLTA INC·Filed 2013·Granted Oct 28, 2014·2 cites·15 claims
- 2575US8557492B2Toner, developer, and method of manufacturing tonerHAYASHI KENJI·Filed 2009·Granted Oct 15, 2013·4 cites·6 claims
- 2675US5324962AMulti-color semiconductor light emitting deviceTOSHIBA KK·Filed 1992·Granted Jun 28, 1994·46 cites·3 claims
- 2774US7547786B2Process for producing thiazole derivativeDAIICHI SANKYO CO LTD·Filed 2004·Granted Jun 16, 2009·5 cites·4 claims
- 2873US6972256B2Method and apparatus for forming thin film of metalEBARA CORP·Filed 2000·Granted Dec 6, 2005·17 cites·8 claims
- 2973US6519842B2Method for mounting semiconductor deviceEBARA CORP·Filed 2000·Granted Feb 18, 2003·14 cites·9 claims
- 3072US6871773B2Composite metallic ultrafine particles and process for producing the sameEBARA CORP·Filed 2004·Granted Mar 29, 2005·15 cites·4 claims
- 3170US10901333B2Electrostatic image developing tonerKONICA MINOLTA INC·Filed 2019·Granted Jan 26, 2021·0 cites·12 claims
- 3270US9605973B2Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide systemSONY CORP·Filed 2015·Granted Mar 28, 2017·1 cites·20 claims
- 3369US12287592B2Image forming method and image forming systemKONICA MINOLTA INC·Filed 2024·Granted Apr 29, 2025·0 cites·7 claims
- 3469US9017911B2Electrophotographic tonerKOUYAMA MIKIO·Filed 2009·Granted Apr 28, 2015·3 cites·6 claims
- 3569US8771915B2Image forming methodUEDA NOBORU·Filed 2011·Granted Jul 8, 2014·2 cites·8 claims
- 3669US7880005B2Process for producing 5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxylic acidDAIICHI SANKYO CO LTD·Filed 2009·Granted Feb 1, 2011·0 cites·3 claims
- 3769US6709555B1Plating method, interconnection forming method, and apparatus for carrying out those methodsEBARA CORP·Filed 2000·Granted Mar 23, 2004·12 cites·13 claims
- 3868US10353309B2Electrostatic image developing tonerKONICA MINOLTA INC·Filed 2018·Granted Jul 16, 2019·0 cites·11 claims
- 3968US10308604B2Method for producing pyrrole derivative, and intermediate thereofDAIICHI SANKYO CO LTD·Filed 2018·Granted Jun 4, 2019·0 cites·5 claims
- 4068US8058440B2Process for producing 5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxylic acidNAGASAWA HIROSHI·Filed 2010·Granted Nov 15, 2011·1 cites·4 claims
- 4167US7678910B2Process for producing 5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]Pyridine-2-carboxylic acidDAIICHI SANKYO CO LTD·Filed 2009·Granted Mar 16, 2010·0 cites·5 claims
- 4266US10005725B2Method for producing pyrrole derivative, and intermediate thereofDAIICHI SANKYO CO LTD·Filed 2017·Granted Jun 26, 2018·0 cites·16 claims
- 4366US6897021B2Reactive probe chip, composite substrate and method for fabrication of the sameEBARA CORP·Filed 2001·Granted May 24, 2005·6 cites·62 claims
- 4464US9765025B2Method for producing pyrrole derivative, and intermediate thereofDAIICHI SANKYO CO LTD·Filed 2016·Granted Sep 19, 2017·0 cites·8 claims
- 4564US6740242B2Plating apparatus and method of managing plating liquid compositionEBARA CORP·Filed 2001·Granted May 25, 2004·3 cites·4 claims
- 4662US10133200B2Electrostatic image developing tonerKONICA MINOLTA INC·Filed 2016·Granted Nov 20, 2018·0 cites·10 claims
- 4759US9188892B2Electrostatic latent image developing toner and electrophotographic image forming methodKONICA MINOLTA INC·Filed 2014·Granted Nov 17, 2015·0 cites·7 claims
- 4858US7179503B2Method of forming thin metal films on substratesEBARA CORP·Filed 2003·Granted Feb 20, 2007·4 cites·9 claims
- 4958US6874045B2Digital signal processing apparatus and processing method, and digital signal reproduction/reception systemSONY CORP·Filed 2002·Granted Mar 29, 2005·3 cites·11 claims
- 5058US5885716AMaterial and process for forming composite filmOSAKA MUNICIPAL GOVERNMENT·Filed 1997·Granted Mar 23, 1999·20 cites·6 claims
Showing the top 50 of 85 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →