Inventor · disambiguated record
Haruki Kurokawa
Also filed as: KUROKAWA HARUKI
10 granted patents·1 pending application·105 citations·filing 1993–2022
88Inventor score
Top patents by PatentIndex Score
11 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
- 0269US6808697B2Spherical tetragonal barium titanate particles and process for producing the sameTODA KOGYO CORP·Filed 2001·Granted Oct 26, 2004·9 cites·5 claims
- 0364US2024145713A1Silicon-containing amorphous carbon particles, producing method thereof and lithium-ion secondary batteryTODA KOGYO CORP·Filed 2022·Application pending·0 cites
- 0456US6183868B1Spindle-shaped goethite particles, spindle-shaped hematite particles and spindle-shaped magnetic iron based alloy particlesTODA KOGYO CORP·Filed 1999·Granted Feb 6, 2001·10 cites·13 claims
- 0554US7172642B2Magnetic metal particles containing iron as main component, process for producing the same and magnetic recording medium using the sameTODA KOGYO CORP·Filed 2002·Granted Feb 6, 2007·2 cites·15 claims
- 0652US7871595B2Fine barium titanate particlesTODA KOGYO CORP·Filed 2006·Granted Jan 18, 2011·0 cites·9 claims
- 0750US7431908B2Coated spherical tetragonal barium titanate particles and process for producing the sameTODA KOGYO CORP·Filed 2004·Granted Oct 7, 2008·1 cites·7 claims
- 0850US6048412ASpindle-shaped goethite particles, spindle-shaped hematite particles and spindle-shaped magnetic iron based alloy particlesTODA KOGYO CORP·Filed 1997·Granted Apr 11, 2000·8 cites·8 claims
- 0947US6753084B2Spindle-shaped magnetic alloy particles for magnetic recording, and magnetic recording mediumTODA KOGYO CORP·Filed 2001·Granted Jun 22, 2004·7 cites·15 claims
- 1047US5399278AProcess for producing acicular goethite particles and acicular magnetic iron oxide particlesTODA KOGYO CORP·Filed 1993·Granted Mar 21, 1995·10 cites·9 claims
- 1127US5338355AMethod of preparing goethiteBAYER AG·Filed 1993·Granted Aug 16, 1994·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →