Inventor · disambiguated record
Masanori Arai
Also filed as: ARAI MASANORI
18 granted patents·5 pending applications·181 citations·filing 1988–2021
93Inventor score
Top patents by PatentIndex Score
23 records- 0186US5291662ASimple three-dimensional measuring machineMITUTOYO CORP·Filed 1992·Granted Mar 8, 1994·43 cites·10 claims
- 0284US8650767B2Coordinates measuring head unit and coordinates measuring machineMATSUMIYA SADAYUKI·Filed 2011·Granted Feb 18, 2014·7 cites·18 claims
- 0381US7490411B2Screw measuring method, screw measuring probe, and screw measuring apparatus using the screw measuring probeMITUTOYO CORP·Filed 2007·Granted Feb 17, 2009·12 cites·10 claims
- 0477US10295337B2Surface texture measuring apparatusMITUTOYO CORP·Filed 2017·Granted May 21, 2019·2 cites·11 claims
- 0577US9341460B2Double cone stylus, touch probe, and method of calibrating double cone stylusMITUTOYO CORP·Filed 2013·Granted May 17, 2016·4 cites·6 claims
- 0676US6163973ANon-contact surface roughness measuring deviceMITUTOYO CORP·Filed 1998·Granted Dec 26, 2000·44 cites·10 claims
- 0773US6333696B1Collision preventing device for a measuring apparatus and measuring apparatus having collision preventing unitMITUTOYO CORP·Filed 2000·Granted Dec 25, 2001·26 cites·18 claims
- 0872US9250053B2Surface roughness measuring unit and coordinate measuring apparatusMITUTOYO CORP·Filed 2013·Granted Feb 2, 2016·3 cites·18 claims
- 0970US8547559B2Detection method and detection apparatusKITO YOSHIAKI·Filed 2012·Granted Oct 1, 2013·2 cites·20 claims
- 1062US6516669B2Vibration-type contact detection sensorMITUTOYO CORP·Filed 2001·Granted Feb 11, 2003·7 cites·17 claims
- 1155US8994957B2Detection method and detection apparatusNIKON CORP·Filed 2013·Granted Mar 31, 2015·0 cites·20 claims
- 1255US6812850B2Measuring apparatusMITUTOYO CORP·Filed 2002·Granted Nov 2, 2004·7 cites·12 claims
- 1355US2022082697A1Laser radarNIKON METROLOGY NV·Filed 2021·Application pending·0 cites
- 1451US2025155236A1Optical device and inspection methodNIKON CORP·Filed 2021·Application pending·0 cites
- 1548US4885845AInner diameter measuring machineMITUTOYO CORP·Filed 1988·Granted Dec 12, 1989·11 cites·9 claims
- 1647US11193757B2Image pick-up device, image measurement apparatus, non-contact displacement-detecting device and non-contact profile-measuring deviceMITUTOYO CORP·Filed 2019·Granted Dec 7, 2021·0 cites·2 claims
- 1742US5134609ADrop/insert channel selecting systemFUJITSU LTD·Filed 1989·Granted Jul 28, 1992·11 cites·27 claims
- 1842US2009303068A1Optical measuring instrumentMITUTOYO CORP·Filed 2009·Application pending·0 cites
- 1941US2009141131A1Calibrating method of image measuring instrumentMITUTOYO CORP·Filed 2008·Application pending·0 cites
- 2039US2007086620A1Probe observing device and surface texture measuring deviceMITUTOYO CORP·Filed 2006·Application pending·0 cites
- 2138US7099008B2Alignment adjuster of probe, measuring instrument and alignment adjusting method of probeMITUTOYO CORP·Filed 2002·Granted Aug 29, 2006·0 cites·14 claims
- 2234USD870795SVariable focal length lensMITUTOYO CORP·Filed 2018·Granted Dec 24, 2019·1 cites·1 claims
- 2334USD869542SVariable focal length lensMITUTOYO CORP·Filed 2018·Granted Dec 10, 2019·1 cites·1 claims
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