Assignee
KEYENCE CO LTD
JP·451 granted patents·139 pending applications·3,361 citations·filing 1986–2025
Top patents by PatentIndex Score
590 records- 0198US9494528B2Inspection apparatus, inspection method, and programKEYENCE CO LTD·Filed 2015·Granted Nov 15, 2016·16 cites·19 claims
- 0297US9689806B2Inspection apparatus, inspection method, and programKEYENCE CO LTD·Filed 2016·Granted Jun 27, 2017·8 cites·12 claims
- 0396US11694048B2Optical information reading deviceKEYENCE CO LTD·Filed 2021·Granted Jul 4, 2023·3 cites·20 claims
- 0496US11301659B2Installation support device and installation support method for stationary code readerKEYENCE CO LTD·Filed 2021·Granted Apr 12, 2022·5 cites·18 claims
- 0596US6653638B2Ion generating apparatusKEYENCE CO LTD·Filed 2001·Granted Nov 25, 2003·52 cites·10 claims
- 0695US10837757B1Three-dimensional coordinate measuring deviceKEYENCE CO LTD·Filed 2020·Granted Nov 17, 2020·15 cites·10 claims
- 0795US10036713B2Inspection apparatus, inspection method, and programKEYENCE CO LTD·Filed 2017·Granted Jul 31, 2018·5 cites·14 claims
- 0895US9790382B2Modeling material for forming photofabrication model in ink-jet three dimensional printing, supporting material for supporting the shape of photofabrication model on photofabrication and production method of photofabrication modelKEYENCE CO LTD·Filed 2016·Granted Oct 17, 2017·7 cites·14 claims
- 0995US9387684B2Ink jet recording apparatus, ink or solvent cartridge, and bottle included in cartridgeKEYENCE CO LTD·Filed 2014·Granted Jul 12, 2016·12 cites·19 claims
- 1095US7948733B2Static eliminatorKEYENCE CO LTD·Filed 2008·Granted May 24, 2011·24 cites·15 claims
- 1195US7649728B2Electricity removal apparatusKEYENCE CO LTD·Filed 2007·Granted Jan 19, 2010·26 cites·16 claims
- 1295US2026057202A1Installation support device and installation support method for stationary code readerKEYENCE CO LTD·Filed 2025·Application pending·0 cites
- 1394US12141958B2Image measurement apparatusKEYENCE CO LTD·Filed 2023·Granted Nov 12, 2024·3 cites·15 claims
- 1494US12039400B2Optical information reading deviceKEYENCE CO LTD·Filed 2023·Granted Jul 16, 2024·2 cites·12 claims
- 1594US11640508B2Installation support device and installation support method for stationary code readerKEYENCE CO LTD·Filed 2022·Granted May 2, 2023·2 cites·18 claims
- 1694US10846881B2Image measuring apparatusKEYENCE CO LTD·Filed 2020·Granted Nov 24, 2020·4 cites·20 claims
- 1794US10190896B2Ultrasonic flow sensor and method of attaching the sameKEYENCE CO LTD·Filed 2017·Granted Jan 29, 2019·8 cites·15 claims
- 1894US9671264B2Ultrasonic flow switchKEYENCE CO LTD·Filed 2016·Granted Jun 6, 2017·13 cites·20 claims
- 1993US9608397B2Laser processing deviceKEYENCE CO LTD·Filed 2015·Granted Mar 28, 2017·8 cites·11 claims
- 2093US7375944B2Ionizer and discharge electrode assembly to be assembled thereinKEYENCE CO LTD·Filed 2006·Granted May 20, 2008·32 cites·15 claims
- 2192US12013230B2Three-dimensional shape measuring apparatusKEYENCE CO LTD·Filed 2022·Granted Jun 18, 2024·2 cites·15 claims
- 2292US11908654B2Safety switchKEYENCE CO LTD·Filed 2022·Granted Feb 20, 2024·2 cites·20 claims
- 2392US11907803B2Installation support device and installation support method for stationary code readerKEYENCE CO LTD·Filed 2023·Granted Feb 20, 2024·1 cites·8 claims
- 2492US10773386B2Robot setting apparatus and robot setting methodKEYENCE CO LTD·Filed 2018·Granted Sep 15, 2020·9 cites·19 claims
- 2592US10190873B1Shape measuring device and shape measuring methodKEYENCE CO LTD·Filed 2018·Granted Jan 29, 2019·18 cites·10 claims
- 2692US9778023B2Optical coordinate measuring deviceKEYENCE CO LTD·Filed 2015·Granted Oct 3, 2017·11 cites·12 claims
- 2792US9778203B2Inspection apparatus, inspection method, and programKEYENCE CO LTD·Filed 2017·Granted Oct 3, 2017·7 cites·14 claims
- 2892US9542583B2Optical information reading deviceKEYENCE CO LTD·Filed 2015·Granted Jan 10, 2017·14 cites·20 claims
- 2992US7059184B2Split-flow-type flow sensor deviceKEYENCE CO LTD·Filed 2005·Granted Jun 13, 2006·103 cites·20 claims
- 3091US11686668B2Analysis deviceKEYENCE CO LTD·Filed 2021·Granted Jun 27, 2023·3 cites·11 claims
- 3191US10909702B2Inspection deviceKEYENCE CO LTD·Filed 2019·Granted Feb 2, 2021·6 cites·4 claims
- 3291US10591285B2Image inspection apparatusKEYENCE CO LTD·Filed 2018·Granted Mar 17, 2020·11 cites·6 claims
- 3391US9696195B2Ultrasonic flow switchKEYENCE CO LTD·Filed 2016·Granted Jul 4, 2017·14 cites·8 claims
- 3491US5259729APropeller blade tip path plane inclining deviceKEYENCE CO LTD·Filed 1992·Granted Nov 9, 1993·77 cites·12 claims
- 3590US11308301B2Optical reading deviceKEYENCE CO LTD·Filed 2021·Granted Apr 19, 2022·2 cites·11 claims
- 3690US10088301B2Image measurement deviceKEYENCE CO LTD·Filed 2017·Granted Oct 2, 2018·6 cites·15 claims
- 3790US9557159B2Optical coordinate measuring deviceKEYENCE CO LTD·Filed 2015·Granted Jan 31, 2017·9 cites·12 claims
- 3890US7667857B2Optical displacement meter, optical displacement measuring method, optical displacement measuring program, computer-readable recording medium, and device that records the programKEYENCE CO LTD·Filed 2008·Granted Feb 23, 2010·26 cites·12 claims
- 3990US7489410B2Optical displacement meter, optical displacement measuring method, optical displacement measuring program, computer-readable recording medium, and device that records the programKEYENCE CO LTD·Filed 2007·Granted Feb 10, 2009·28 cites·12 claims
- 4090US6979814B2Multi-optical-path photoelectric safety apparatusKEYENCE CO LTD·Filed 2002·Granted Dec 27, 2005·51 cites·13 claims
- 4189US11551884B2Safety switchKEYENCE CO LTD·Filed 2019·Granted Jan 10, 2023·5 cites·11 claims
- 4289US10260859B2Confocal displacement sensorKEYENCE CO LTD·Filed 2018·Granted Apr 16, 2019·6 cites·20 claims
- 4389US9754146B2Portable optical readerKEYENCE CO LTD·Filed 2016·Granted Sep 5, 2017·9 cites·9 claims
- 4488US12365185B2Inkjet recording device and cartridgeKEYENCE CO LTD·Filed 2024·Granted Jul 22, 2025·0 cites·14 claims
- 4588US12061076B2Probe for three-dimensional coordinate measuring device, three-dimensional coordinate measuring device, three-dimensional coordinate measuring system, and three-dimensional coordinate measuring methodKEYENCE CO LTD·Filed 2022·Granted Aug 13, 2024·2 cites·13 claims
- 4688US11607887B2Inkjet recording device and cartridgeKEYENCE CO LTD·Filed 2021·Granted Mar 21, 2023·1 cites·19 claims
- 4788US10890749B2Magnifying observation apparatusKEYENCE CO LTD·Filed 2019·Granted Jan 12, 2021·6 cites·20 claims
- 4888US10508995B2Three-dimensional image inspection device, three-dimensional image inspection method, three-dimensional image inspection program, and computer-readable recording medium and recording equipmentKEYENCE CO LTD·Filed 2017·Granted Dec 17, 2019·6 cites·11 claims
- 4988US10415958B2Measuring deviceKEYENCE CO LTD·Filed 2017·Granted Sep 17, 2019·8 cites·9 claims
- 5088US10416086B2Image inspection deviceKEYENCE CO LTD·Filed 2018·Granted Sep 17, 2019·6 cites·18 claims
Showing the top 50 of 590 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →