Inventor · disambiguated record
Hisashi Ichikawa
Also filed as: ICHIKAWA HISASHI
8 granted patents·1 pending application·12 citations·filing 1977–2020
79Inventor score
Files withHITACHI HIGH TECH CORP3HITACHI LTD2FUJITA KATSUHIKO1KABUSHIKI KAIHA SOMIC ISHIKAWA1MORESCO CORP1
Top patents by PatentIndex Score
9 records- 0186US10684276B2Componential analyzer, drug efficacy analyzer, and analysis methodHITACHI HIGH TECH CORP·Filed 2017·Granted Jun 16, 2020·2 cites·11 claims
- 0282US10400142B2Hot melt adhesiveMORESCO CORP·Filed 2015·Granted Sep 3, 2019·2 cites·7 claims
- 0382US9880153B2Componential analyzer, drug efficacy analyzer, and analysis methodHITACHI HIGH TECH CORP·Filed 2014·Granted Jan 30, 2018·3 cites·10 claims
- 0469US11789013B2Componential analyzer, drug efficacy analyzer, and analysis methodHITACHI HIGH TECH CORP·Filed 2020·Granted Oct 17, 2023·0 cites·13 claims
- 0554US11933355B2Ball jointSOMIC MAN HOLDINGS INC·Filed 2020·Granted Mar 19, 2024·0 cites·2 claims
- 0644US2016265584A1Ball seat and ball jointKABUSHIKI KAIHA SOMIC ISHIKAWA·Filed 2014·Application pending·0 cites
- 0741US6078464ADrum base on which a drum of a magnetic tape recorder is mountedHITACHI LTD·Filed 1996·Granted Jun 20, 2000·5 cites·12 claims
- 0828US8877871B2Organic switching element and method for producing the sameFUJITA KATSUHIKO·Filed 2008·Granted Nov 4, 2014·0 cites·9 claims
- 0928US4135413ADevice or arrangement of parts for elastically loading movable memberHITACHI LTD·Filed 1977·Granted Jan 23, 1979·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →