Inventor · disambiguated record
Keita Hamakawa
Also filed as: HAMAKAWA KEITA
5 granted patents·2 pending applications·23 citations·filing 2007–2023
67Inventor score
Files withGS YUASA INT LTD2NIDEC CORP2HAMAKAWA KEITA1JAPAN AVIATION ELECTRONICS IND LTD1Lithium Energy Japan1
Top patents by PatentIndex Score
7 records- 0191US7830049B2Motor and disk drive using the sameNIDEC CORP·Filed 2008·Granted Nov 9, 2010·23 cites·15 claims
- 0261US2025210796A1Battery boardGS YUASA INT LTD·Filed 2023·Application pending·0 cites
- 0349US9793569B2Electric storage elementLithium Energy Japan·Filed 2013·Granted Oct 17, 2017·0 cites·20 claims
- 0449US2008278850A1MotorNIDEC CORP·Filed 2007·Application pending·0 cites
- 0546US11296326B2Energy storage device and method for manufacturing the sameGS YUASA INT LTD·Filed 2017·Granted Apr 5, 2022·0 cites·19 claims
- 0639US12404659B2Measuring apparatus, measuring method and recording mediumJAPAN AVIATION ELECTRONICS IND LTD·Filed 2021·Granted Sep 2, 2025·0 cites·21 claims
- 0727US8315010B2Spindle motor for disk drive with magnetic member and yoke fixed by adhesive agentHAMAKAWA KEITA·Filed 2010·Granted Nov 20, 2012·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →