Inventor · disambiguated record
Koji Fukumura
Also filed as: FUKUMURA KOJI
14 granted patents·1 pending application·119 citations·filing 1999–2011
92Inventor score
Top patents by PatentIndex Score
15 records- 0175US8378780B2Connected sensor system, network unit, and sensor unitKEYENCE CO LTD·Filed 2010·Granted Feb 19, 2013·5 cites·8 claims
- 0274US8346510B2Continuously-arranged sensor system, network unit, and sensor unitKEYENCE CO LTD·Filed 2009·Granted Jan 1, 2013·7 cites·10 claims
- 0370US6642510B1Photoelectric switch device having a detection result indicator disposed between a top and rear wallKEYENCE CO LTD·Filed 2000·Granted Nov 4, 2003·22 cites·13 claims
- 0469US7821394B2Penetration detecting apparatusKEYENCE CO LTD·Filed 2008·Granted Oct 26, 2010·9 cites·10 claims
- 0566US7696469B2Safety multi-optical axis photoelectric sensorKEYENCE CO LTD·Filed 2008·Granted Apr 13, 2010·8 cites·10 claims
- 0665US8237587B2Continuously-arranged sensor system, network unit, and sensor unitFUKUMURA KOJI·Filed 2009·Granted Aug 7, 2012·4 cites·10 claims
- 0765US7032461B2Flow sensor having a flow indicator having a plurality of light emission sectionsKEYENCE CO LTD·Filed 2004·Granted Apr 25, 2006·16 cites·20 claims
- 0860US6894662B2Photoelectric switchKEYENCE CO LTD·Filed 2002·Granted May 17, 2005·10 cites·20 claims
- 0959US7400991B2Contact type displacement meterKEYENCE CO LTD·Filed 2006·Granted Jul 15, 2008·3 cites·7 claims
- 1057US7176451B2Photoelectric switch device having a detection result indicatorKEYENCE CO LTD·Filed 2005·Granted Feb 13, 2007·3 cites·9 claims
- 1153US7006942B2Sensor management system and computer-readable medium for sensor management programKEYENCE CO LTD·Filed 2002·Granted Feb 28, 2006·11 cites·20 claims
- 1246US6455829B1Head unit of photo detectorKEYENCE CO LTD·Filed 1999·Granted Sep 24, 2002·12 cites·14 claims
- 1345US7022979B2Photoelectric switch device having a detection result indicatorKEYENCE CO LTD·Filed 2003·Granted Apr 4, 2006·4 cites·7 claims
- 1445US6774357B2Photoelectric switch device having detection result indicatorsKEYENCE CO LTD·Filed 2003·Granted Aug 10, 2004·5 cites·11 claims
- 1535US2012126100A1Photoelectric SwitchFUKUMURA KOJI·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Koji Fukumura files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →