Inventor · disambiguated record
Keiji Hirano
Also filed as: HIRANO KEIJI
7 granted patents·3 pending applications·73 citations·filing 1997–2016
82Inventor score
Top patents by PatentIndex Score
10 records- 0190US6869921B2Stripping compositionNEC ELECTRONICS CORP·Filed 2002·Granted Mar 22, 2005·48 cites·44 claims
- 0271US6992050B2Stripping agent composition and method of strippingNEC CORP·Filed 2001·Granted Jan 31, 2006·17 cites·10 claims
- 0350US2009286075A1Thermally conductive resin material and molded body thereofNEC CORP·Filed 2007·Application pending·0 cites
- 0449US6949465B2Preparation process for semiconductor deviceNEC ELECTRONICS CORP·Filed 2003·Granted Sep 27, 2005·3 cites·25 claims
- 0545US9634339B2Redox flow battery and method of operating the sameLE SYSTEM CO LTD·Filed 2014·Granted Apr 25, 2017·0 cites·16 claims
- 0636US6652759B2Method of treating waste water and apparatus for treating waste water using the methodNEC CORP·Filed 2001·Granted Nov 25, 2003·3 cites·20 claims
- 0735US2003094610A1Wash water or immersion water used during semiconductor manufacturingFiled 2002·Application pending·0 cites
- 0832US2018237312A1Method of producing vanadium electrolytic solution for redox flow cellLE SYSTEM CO LTD·Filed 2016·Application pending·0 cites
- 0928US5759402AMethods for the remediation of polluted soilsNEC CORP·Filed 1997·Granted Jun 2, 1998·2 cites·9 claims
- 1027US5858267AMethod for treating chlorinated organic compoundNEC CORP·Filed 1997·Granted Jan 12, 1999·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →