Inventor · disambiguated record
Wataru Ishikawa
Also filed as: ISHIKAWA WATARU
40 granted patents·8 pending applications·798 citations·filing 1977–2013
98Inventor score
Files withKONISHIROKU PHOTO IND17KONICA MINOLTA MED & GRAPHIC7SONY CORP7AISIN AW CO4ISHIKAWA WATARU3
Top patents by PatentIndex Score
48 records- 0195US4451561AHeat-development-type image recording materialKONISHIROKU PHOTO IND·Filed 1983·Granted May 29, 1984·41 cites·10 claims
- 0294US4640871AMagnetic material having high permeability in the high frequency rangeSONY CORP·Filed 1985·Granted Feb 3, 1987·68 cites·3 claims
- 0393US4373017APhotosensitive compound and photosensitive material containing itKONISHIROKU PHOTO IND·Filed 1981·Granted Feb 8, 1983·72 cites·14 claims
- 0488US4286053AProcess for forming dye imagesKONISHIROKU PHOTO IND·Filed 1979·Granted Aug 25, 1981·22 cites·13 claims
- 0587US4289847AMethod of forming dye imageKONISHIROKU PHOTO IND·Filed 1980·Granted Sep 15, 1981·19 cites·9 claims
- 0685US5587911ANavigation system with selective intersection displayAISIN AW CO·Filed 1995·Granted Dec 24, 1996·115 cites·18 claims
- 0782US7950795B2Image forming method and ink-jet recording device utilizing photo-curable ink, and inkset, ink-jet recording method and ink-jet recording device utilizing photo-curable inkKONICA MINOLTA MED & GRAPHIC·Filed 2005·Granted May 31, 2011·6 cites·6 claims
- 0882US4543309AHeat-developable image-pattern recording materialKONISHIROKU PHOTO IND·Filed 1984·Granted Sep 24, 1985·17 cites·8 claims
- 0981US7473718B2Actinic ray curable composition, and actinic ray curable ink and image forming method by use thereofKONICA MINOLTA MED & GRAPHIC·Filed 2005·Granted Jan 6, 2009·4 cites·19 claims
- 1079US7136217B2Integrated optical elementKAWAKAMI SHOJIRO·Filed 2003·Granted Nov 14, 2006·26 cites·4 claims
- 1179US5938718AVehicular navigation system providing direction dataAISIN AW CO·Filed 1995·Granted Aug 17, 1999·74 cites·8 claims
- 1278US7265834B2Polarization analyzerAUTOCLONING TECHNOLOGY LTD·Filed 2003·Granted Sep 4, 2007·20 cites·17 claims
- 1376US7654099B2Air conditioner and air conditioner ductDENSO CORP·Filed 2006·Granted Feb 2, 2010·5 cites·20 claims
- 1476US6874870B2Inkjet recording methodKONICA TECHNOSEARCH CORP·Filed 2003·Granted Apr 5, 2005·13 cites·14 claims
- 1574US6951376B2Inkjet recording method and apparatusKONISHIROKU PHOTO IND·Filed 2003·Granted Oct 4, 2005·15 cites·16 claims
- 1674US4134766ADye image forming processKONISHIROKU PHOTO IND·Filed 1977·Granted Jan 16, 1979·11 cites·16 claims
- 1773US8916406B2Organic electroluminescence device and production method thereofISHIKAWA WATARU·Filed 2010·Granted Dec 23, 2014·3 cites·5 claims
- 1873US5301768AFour-wheel drive torque transfer mechanismAISIN AW CO·Filed 1992·Granted Apr 12, 1994·39 cites·13 claims
- 1973US5198949AThin film magnetic head with shaped magnetic layerSONY CORP·Filed 1991·Granted Mar 30, 1993·22 cites·3 claims
- 2072US5293288ADual thin-film magnetic head with side surface terminalsSONY CORP·Filed 1993·Granted Mar 8, 1994·20 cites·6 claims
- 2171US5506092AMethod of processing black and white silver halide photographic compositions with a developer containing an anti sludgantKONISHIROKU PHOTO IND·Filed 1994·Granted Apr 9, 1996·8 cites·11 claims
- 2270US4871647AMethod of forming color diffusion transfer image by heat developmentKONISHIROKU PHOTO IND·Filed 1988·Granted Oct 3, 1989·10 cites·9 claims
- 2369US6685311B2Ink-jet ink, ink-jet cartridge, ink-jet recording unit and ink-jet recording apparatusKONISHIROKU PHOTO IND·Filed 2002·Granted Feb 3, 2004·11 cites·37 claims
- 2469US4841120AThermal headSONY CORP·Filed 1987·Granted Jun 20, 1989·21 cites·22 claims
- 2568US7108366B2Image recording method and image recording deviceKONICA MINOLTA MED & GRAPHIC·Filed 2004·Granted Sep 19, 2006·11 cites·8 claims
- 2667US7059710B2Image forming method, printed matter and image recording apparatusKONICA MINOLTA HOLDINGS INC·Filed 2003·Granted Jun 13, 2006·11 cites·17 claims
- 2763US7604343B2Actinic ray curable composition, actinic ray curable ink, image formation method employing it, and ink-jet recording apparatusKONICA MINOLTA MED & GRAPHIC·Filed 2004·Granted Oct 20, 2009·4 cites·7 claims
- 2862US5834176ASilver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1997·Granted Nov 10, 1998·4 cites·11 claims
- 2960US5469312AThin film magnetic head device having a core recess set to a predetermined spacing lossSONY CORP·Filed 1992·Granted Nov 21, 1995·19 cites·6 claims
- 3057US4840870AHeat-transfer image-receiving elementKONISHIROKU PHOTO IND·Filed 1988·Granted Jun 20, 1989·9 cites·11 claims
- 3157US2010007708A1Actinic ray curable composition, actinic ray curable ink, image formation method employing it, and ink-jet recording apparatusKONICA MINOLTA MED & GRAPHIC·Filed 2009·Application pending·0 cites
- 3254US4562143AMethod of forming image by means of heat developmentKONISHIROKU PHOTO IND·Filed 1984·Granted Dec 31, 1985·6 cites·7 claims
- 3354US4390617AMethod for the formation of photographic imagesKONISHIROKU PHOTO IND·Filed 1981·Granted Jun 28, 1983·6 cites·11 claims
- 3452US2015125679A1Gas barrier film, manufacturing method for gas barrier film, and electronic deviceKONICA MINOLTA INC·Filed 2013·Application pending·0 cites
- 3550US8764170B2Ink-jet head, ink-jet printer, and ink-jet recording methodISHIKAWA WATARU·Filed 2008·Granted Jul 1, 2014·0 cites·7 claims
- 3650US4748000ASoft magnetic thin filmSONY CORP·Filed 1986·Granted May 31, 1988·9 cites·6 claims
- 3748US5962201AMethod of processing a silver halide photographic materialKONISHIROKU PHOTO IND·Filed 1997·Granted Oct 5, 1999·2 cites·18 claims
- 3847US5052988ADifferential control systemAISIN AW CO·Filed 1990·Granted Oct 1, 1991·16 cites·10 claims
- 3946US2005287476A1Photocurable ink-jet ink, ink-jet image forming method and ink-jet recording apparatus using the sameKONICA MINOLTA MED & GRAPHIC·Filed 2005·Application pending·0 cites
- 4045US4707417AMagnetic composite filmSONY CORP·Filed 1985·Granted Nov 17, 1987·6 cites·2 claims
- 4145US2009117286A1Actinic Ray Curable Composition; and Actinic Ray Curable Ink, Image Forming Method and Ink-Jet Recording Apparatus Utilizing the SameKONICA MINOLTA MED & GRAPHIC·Filed 2006·Application pending·0 cites
- 4244US2004160499A1Active ray curable type aqueous ink and image forming method and printed matters by the use thereofKONICA MINOLTA HOLDINGS INC·Filed 2004·Application pending·0 cites
- 4342US2003234848A1Image forming methodFiled 2003·Application pending·0 cites
- 4440US5508153AComposition for developing a black-and-white silver halide photographic light-sensitive materialKONISHIROKU PHOTO IND·Filed 1995·Granted Apr 16, 1996·11 cites·19 claims
- 4539US6442702B1On-vehicle computer having function of protecting vehicular batteryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Aug 27, 2002·21 cites·9 claims
- 4637US2014127518A1Water vapor barrier film, method for producing the same, and electronic equipment using the sameISHIKAWA WATARU·Filed 2012·Application pending·0 cites
- 4735US2004246323A1Image forming methodFiled 2004·Application pending·0 cites
- 4829US5985530ASilver halide photographic light sensitive materialKONISHIROKU PHOTO IND·Filed 1997·Granted Nov 16, 1999·1 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →