Inventor · disambiguated record
Hitoshi Ishizuka
Also filed as: ISHIZUKA HITOSHI
8 granted patents·5 pending applications·77 citations·filing 1991–2021
84Inventor score
Files withKAO CORP5TAKEDA CHEMICAL INDUSTRIES LTD3DAIICHI SANKYO CO LTD1ISHIZUKA HITOSHI1MAKI MASATAKA1
Top patents by PatentIndex Score
13 records- 0191US7863234B2Liquid detergent compositionKAO CORP·Filed 2006·Granted Jan 4, 2011·26 cites·9 claims
- 0285US5256679ASubstituted guanidine derivatives, their preparation and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1991·Granted Oct 26, 1993·34 cites·42 claims
- 0376US7678753B2Liquid detergent compositionKAO CORP·Filed 2005·Granted Mar 16, 2010·6 cites·14 claims
- 0473US9339487B2Dry powder pharmaceutical composition for inhalationMIYAJIMA MAKOTO·Filed 2009·Granted May 17, 2016·3 cites·20 claims
- 0556US6008363AProcess for producing guanidine derivatives, intermediates therefor and their productionTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1996·Granted Dec 28, 1999·6 cites·13 claims
- 0654US2023348300A1Water treatment agentKAO CORP·Filed 2021·Application pending·0 cites
- 0751US2023242424A1Water treatment agentKAO CORP·Filed 2021·Application pending·0 cites
- 0851US2023249995A1Water treatment agentKAO CORP·Filed 2021·Application pending·0 cites
- 0950US8568490B2Liquid detergent compositionMIYAKE TOSHIO·Filed 2009·Granted Oct 29, 2013·0 cites·16 claims
- 1050US2010308260A1Liquid bleaching agent compositionMAKI MASATAKA·Filed 2009·Application pending·0 cites
- 1145US6166215AProcess for producing guanidine derivatives, intermediates therefor and their productionTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1999·Granted Dec 26, 2000·2 cites·1 claims
- 1235US2016128972A1Method for preventing influenza virus infection by administering a dry powder pharmaceutical compositionDAIICHI SANKYO CO LTD·Filed 2015·Application pending·0 cites
- 1331US8691741B2Liquid detergent compositionISHIZUKA HITOSHI·Filed 2010·Granted Apr 8, 2014·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →