Inventor · disambiguated record
Kazutaka Ishii
Also filed as: ISHII KAZUTAKA
8 granted patents·3 pending applications·7 citations·filing 2017–2023
76Inventor score
Files withPOWDERTECH CO LTD11
Top patents by PatentIndex Score
11 records- 0189US10825593B2Ni—Zn—Cu ferrite particle, resin composition, and resin moldingPOWDERTECH CO LTD·Filed 2017·Granted Nov 3, 2020·3 cites·14 claims
- 0284US11014826B2Ferrite particles, resin composition and resin filmPOWDERTECH CO LTD·Filed 2017·Granted May 25, 2021·2 cites·5 claims
- 0381US10564561B2Ferrite carrier core material for electrophotographic developer, ferrite carrier for electrophotographic developer, electrophotographic developer, and method for manufacturing ferrite carrier core material for electrophotographic developerPOWDERTECH CO LTD·Filed 2017·Granted Feb 18, 2020·2 cites·12 claims
- 0470US11651881B2Mn—Zn ferrite particles, resin molded body, soft magnetic mixed powder, and magnetic corePOWDERTECH CO LTD·Filed 2018·Granted May 16, 2023·0 cites·6 claims
- 0565US11952286B2Mn ferrite powder, resin composition, electromagnetic wave shielding material, electronic material, and electronic componentPOWDERTECH CO LTD·Filed 2019·Granted Apr 9, 2024·0 cites·8 claims
- 0662US2025218631A1Magnetic compositePOWDERTECH CO LTD·Filed 2023·Application pending·0 cites
- 0759US11542174B2Ferrite particles, resin compositions and electromagnetic wave shielding materialPOWDERTECH CO LTD·Filed 2017·Granted Jan 3, 2023·0 cites·5 claims
- 0856US2024128001A1Magnetic compositePOWDERTECH CO LTD·Filed 2022·Application pending·0 cites
- 0956US2024079172A1Magnetic compositePOWDERTECH CO LTD·Filed 2022·Application pending·0 cites
- 1045US11521768B2Ferrite powder, resin composition, and molded bodyPOWDERTECH CO LTD·Filed 2018·Granted Dec 6, 2022·0 cites·3 claims
- 1145US10775711B2Ferrite carrier core material for electrophotographic developer, ferrite carrier for electrophotographic developer, electrophotographic developer, and method for manufacturing ferrite carrier core material for electrophotographic developerPOWDERTECH CO LTD·Filed 2017·Granted Sep 15, 2020·0 cites·12 claims
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