Inventor · disambiguated record
Eiichi Kurita
Also filed as: KURITA EIICHI
20 granted patents·3 pending applications·224 citations·filing 1990–2022
94Inventor score
Top patents by PatentIndex Score
23 records- 0194US5336421ASpinel-type spherical, black iron oxide particles and process for the producing the sameTODA KOGYO CORP·Filed 1993·Granted Aug 9, 1994·58 cites·3 claims
- 0277US5108862AComposite carrier particles for electrophotography and process for producing the sameTODA KOGYO CORP·Filed 1990·Granted Apr 28, 1992·24 cites·13 claims
- 0371US9778586B2Core material of magnetic carrier for electrophotographic developer and process for producing the same, magnetic carrier for electrophotographic developer, and two-component system developerKINOSHITA KAORI·Filed 2012·Granted Oct 3, 2017·2 cites·11 claims
- 0471US5688852AIron oxide particles and process for producing the sameTODA KOGYO CORP·Filed 1995·Granted Nov 18, 1997·24 cites·13 claims
- 0570US5648170ACoated granular magnetite particles and process for producing the sameTODA KOGYO CORP·Filed 1994·Granted Jul 15, 1997·20 cites·8 claims
- 0667US5512405AIron oxide particles and process for producing the sameTODA KOGYO CORP·Filed 1995·Granted Apr 30, 1996·15 cites·3 claims
- 0766US5389482AMagnetic particle powder included in magnetic toners for magnetic image character recognitionTODA KOGYO CORP·Filed 1992·Granted Feb 14, 1995·34 cites·6 claims
- 0865US9448500B2Magnetic iron oxide particles, magnetic carrier for electrophotographic developers and process for producing the same, and two-component system developerHARADA SHIGENORI·Filed 2012·Granted Sep 20, 2016·1 cites·10 claims
- 0964US5470660AIron oxide particles and process for producing the sameTODA KOGYO CORP·Filed 1993·Granted Nov 28, 1995·17 cites·9 claims
- 1063US12421132B2Sodium ferrite particle powder and production method thereofTODA KOGYO CORP·Filed 2020·Granted Sep 23, 2025·0 cites·11 claims
- 1162US12502637B2Solid recovery material for carbon dioxide and method for producing sameTODA KOGYO CORP·Filed 2021·Granted Dec 23, 2025·0 cites·9 claims
- 1258US8852840B2Magnetic composite particles, magnetic carrier and developerSAKAMOTO MUNEYOSHI·Filed 2010·Granted Oct 7, 2014·1 cites·12 claims
- 1357US9921510B2Magnetic carrier for electrophotographic developer and process for producing the same, and two-component system developerTODA KOGYO CORP·Filed 2017·Granted Mar 20, 2018·0 cites·13 claims
- 1456US5688998ASurface reforming agent, surface reforming method and cone-type calix 4! reTODA KOGYO CORP·Filed 1995·Granted Nov 18, 1997·14 cites·7 claims
- 1556US2025083121A1Solid material for recovering carbon dioxide, and method for producing sameTODA KOGYO CORP·Filed 2022·Application pending·0 cites
- 1651US5328793AMagnetic particles for magnetic tonerTODA KOGYO CORP·Filed 1992·Granted Jul 12, 1994·8 cites·11 claims
- 1748US2005148690A1Coloring compositionFiled 2005·Application pending·0 cites
- 1844US9285698B2Black magnetic iron oxide particles, magnetic carrier for electrophotographic developer and two-component developerUEMOTO SHINJI·Filed 2009·Granted Mar 15, 2016·0 cites·11 claims
- 1941US9952524B2Magnetic carrier for electrophotographic developer and process for producing the same, and two-component system developerTODA KOGYO CORP·Filed 2013·Granted Apr 24, 2018·0 cites·8 claims
- 2041US8673529B2Magnetic carrier for electrophotographic developer and process for producing the same, and two-component system developerKINOSHITA KAORI·Filed 2010·Granted Mar 18, 2014·0 cites·5 claims
- 2140US9606467B2Magnetic carrier for electrophotographic developer and process for producing the same, and two-component system developerIWAMI KATSUJI·Filed 2010·Granted Mar 28, 2017·0 cites·14 claims
- 2239US2002123005A1Coloring compositionsFiled 2001·Application pending·0 cites
- 2335US5232805AMagnetic particles containing iron as the main component and process for producing the sameTODA KOGYO CORP·Filed 1991·Granted Aug 3, 1993·6 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →