Inventor · disambiguated record
Takuma Hayakawa
Also filed as: HAYAKAWA TAKUMA
12 granted patents·5 pending applications·9 citations·filing 2011–2024
83Inventor score
Top patents by PatentIndex Score
17 records- 0184US10242777B2Alloy for R-T-B based sintered magnet and R-T-B based sintered magnetTDK CORP·Filed 2017·Granted Mar 26, 2019·1 cites·1 claims
- 0278US10026532B2R-T-B based sintered magnetTDK CORP·Filed 2016·Granted Jul 17, 2018·1 cites·7 claims
- 0373US11469016B2R-T-B based sintered magnetTDK CORP·Filed 2020·Granted Oct 11, 2022·0 cites·9 claims
- 0473US9548148B2R-T-B based sintered magnetTDK CORP·Filed 2012·Granted Jan 17, 2017·1 cites·11 claims
- 0568US8425695B2Rare earth sintered magnetHAYAKAWA TAKUMA·Filed 2011·Granted Apr 23, 2013·4 cites·4 claims
- 0668US2019074114A1Alloy for r-t-b based sintered magnet and r-t-b based sintered magnetTDK CORP·Filed 2018·Application pending·0 cites
- 0766US8961712B2Rare earth based sintered magnetHAYAKAWA TAKUMA·Filed 2012·Granted Feb 24, 2015·2 cites·4 claims
- 0865US2024321491A1R-t-b based permanent magnetTDK CORP·Filed 2024·Application pending·0 cites
- 0965US2024321490A1R-t-b based permanent magnetTDK CORP·Filed 2024·Application pending·0 cites
- 1064US10755840B2R-T-B based sintered magnetTDK CORP·Filed 2018·Granted Aug 25, 2020·0 cites·8 claims
- 1162US10825589B2R-T-B based rare earth magnetTDK CORP·Filed 2018·Granted Nov 3, 2020·0 cites·16 claims
- 1260US2018025820A1R-t-b based sintered magnetTDK CORP·Filed 2017·Application pending·0 cites
- 1356US12074475B2Rare earth permanent magnet and rotating electric machine including the sameTDK CORP·Filed 2021·Granted Aug 27, 2024·0 cites·8 claims
- 1455US10964463B2Alloy for R—T—B based rare earth sintered magnet and method for producing the R—T—B based rare earth sintered magnetTDK CORP·Filed 2018·Granted Mar 30, 2021·0 cites·14 claims
- 1555US10848023B2Motor containing a permanent magnet having high and low temperature side permanent magnet partsTDK CORP·Filed 2018·Granted Nov 24, 2020·0 cites·20 claims
- 1643US2012235778A1R-t-b rare earth sintered magnetKUNIEDA RYOTA·Filed 2012·Application pending·0 cites
- 1740US10748683B2R-T-B based sintered magnetTDK CORP·Filed 2016·Granted Aug 18, 2020·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →