Inventor · disambiguated record
Yumiko Ichikawa
Also filed as: ICHIKAWA YUMIKO
3 granted patents·2 citations·filing 1987–2018
50Inventor score
Top patents by PatentIndex Score
3 records- 0138US11168715B2Hydrostatic pressure cylinderSMC CORP·Filed 2018·Granted Nov 9, 2021·0 cites·8 claims
- 0236US4749705AQuinazoline derivative and anti-hypertensive agentsKOTOBUKI SEIYAKU CO LTD·Filed 1987·Granted Jun 7, 1988·2 cites·9 claims
- 0330US4780462AAntihypertensive 1,5-benzothiazepine derivatives and compositions thereofKOTOBUKI SEIYAKU CO LTD·Filed 1987·Granted Oct 25, 1988·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →