Inventor · disambiguated record
Ikuhiko Ishikawa
Also filed as: ISHIKAWA IKUHIKO
12 granted patents·77 citations·filing 2002–2019
88Inventor score
Top patents by PatentIndex Score
12 records- 0183US6804613B2Electromagnetic flowmeterYOKOGAWA ELECTRIC CORP·Filed 2002·Granted Oct 12, 2004·38 cites·23 claims
- 0280US9288289B2Portable device maintenance support apparatus, system, and methodYOKOGAWA ELECTRIC CORP·Filed 2013·Granted Mar 15, 2016·6 cites·16 claims
- 0378US10698388B2Field deviceYOKOGAWA ELECTRIC CORP·Filed 2016·Granted Jun 30, 2020·3 cites·14 claims
- 0473US7310582B2Electromagnetic flow meter with reduced power consumption and reduced exciting currentYOKOGAWA ELECTRIC CORP·Filed 2005·Granted Dec 18, 2007·9 cites·22 claims
- 0569US8718152B2Two-wire transmitterIWANO YOUICHI·Filed 2011·Granted May 6, 2014·5 cites·14 claims
- 0666US9683878B2Electromagnetic flowmeterYOKOGAWA ELECTRIC CORP·Filed 2016·Granted Jun 20, 2017·1 cites·14 claims
- 0764US7293468B2Electromagnetic flowmeterYOKOGAWA ELECTRIC CORP·Filed 2005·Granted Nov 13, 2007·5 cites·19 claims
- 0863US8047080B2Electromagnetic flowmeter and zero point measurement method thereofYOKOGAWA ELECTRIC CORP·Filed 2008·Granted Nov 1, 2011·6 cites·5 claims
- 0960US7421907B2Electromagnetic flowmeter including a feedback voltage distributed to the inner conductor of the shielded cable and the input circuitYOKOGAWA ELECTRIC CORP·Filed 2007·Granted Sep 9, 2008·4 cites·6 claims
- 1056US11330350B2Field device and information providing methodYOKOGAWA ELECTRIC CORP·Filed 2018·Granted May 10, 2022·0 cites·20 claims
- 1147US11105665B2Electromagnetic flowmeter and control method for diagnosing presence or absence of an attached conductive substance to the electrode surfaceYOKOGAWA ELECTRIC CORP·Filed 2019·Granted Aug 31, 2021·0 cites·14 claims
- 1239US8032257B2Field equipment of two-wireYOKOGAWA ELECTRIC CORP·Filed 2008·Granted Oct 4, 2011·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →