Inventor · disambiguated record
Kaoru Kumagai
Also filed as: KUMAGAI KAORU
153 granted patents·12 pending applications·1,484 citations·filing 1985–2023
99Inventor score
Top patents by PatentIndex Score
165 records- 0198US9201422B2Measuring systemTOPCON CORP·Filed 2015·Granted Dec 1, 2015·43 cites·6 claims
- 0297US11313680B2Positioning device, positioning method, and programTOPCON CORP·Filed 2020·Granted Apr 26, 2022·6 cites·5 claims
- 0395US11402506B2Laser measuring method and laser measuring instrumentTOPCON CORP·Filed 2018·Granted Aug 2, 2022·14 cites·14 claims
- 0495US9958268B2Three-dimensional measuring method and surveying systemKK TOPCON·Filed 2014·Granted May 1, 2018·34 cites·9 claims
- 0595US7319512B2Surveying instrumentTOPCON CORP·Filed 2005·Granted Jan 15, 2008·52 cites·8 claims
- 0694US10048377B2Posture detecting device and data acquiring deviceKK TOPCON·Filed 2016·Granted Aug 14, 2018·12 cites·4 claims
- 0794US9897436B2Measuring instrument and surveying systemTOPCON CORP·Filed 2017·Granted Feb 20, 2018·8 cites·25 claims
- 0894US9773420B2Measuring systemKK TOPCON·Filed 2015·Granted Sep 26, 2017·14 cites·3 claims
- 0993US10088307B2Surveying instrument and three-dimensional cameraKK TOPCON·Filed 2016·Granted Oct 2, 2018·12 cites·9 claims
- 1093US9369697B2Measuring instrument for preparing three-dimensional point cloud modelTOPCON CORP·Filed 2014·Granted Jun 14, 2016·22 cites·7 claims
- 1193US7626690B2Laser scannerTOPCON CORP·Filed 2007·Granted Dec 1, 2009·45 cites·8 claims
- 1292US10809360B2Laser scannerTOPCON CORP·Filed 2018·Granted Oct 20, 2020·9 cites·18 claims
- 1392US9073637B2Flying vehicle guiding system and flying vehicle guiding methodTOPCON CORP·Filed 2014·Granted Jul 7, 2015·19 cites·12 claims
- 1491US10520307B2Surveying instrumentTOPCON CORP·Filed 2017·Granted Dec 31, 2019·10 cites·7 claims
- 1591US7701566B2Surveying systemTOPCON CORP·Filed 2008·Granted Apr 20, 2010·31 cites·6 claims
- 1690US10895632B2Surveying systemTOPCON CORP·Filed 2018·Granted Jan 19, 2021·7 cites·18 claims
- 1790US8959783B2Laser surveying systemKUMAGAI KAORU·Filed 2011·Granted Feb 24, 2015·9 cites·15 claims
- 1890US8412418B2Industrial machineKUMAGAI KAORU·Filed 2009·Granted Apr 2, 2013·35 cites·15 claims
- 1989US10921430B2Surveying systemTOPCON CORP·Filed 2018·Granted Feb 16, 2021·8 cites·20 claims
- 2089US10264221B2Measurement system, measurement method, survey machine, and reflection target for measurementKK TOPCON·Filed 2016·Granted Apr 16, 2019·8 cites·10 claims
- 2188US11421989B2Surveying instrumentTOPCON CORP·Filed 2020·Granted Aug 23, 2022·2 cites·6 claims
- 2288US6573981B2Electronic levelTOPCON CORP·Filed 2000·Granted Jun 3, 2003·72 cites·4 claims
- 2387US9273960B2Laser surveying systemTOPCON CORP·Filed 2014·Granted Mar 1, 2016·14 cites·8 claims
- 2487US7222021B2Operator guiding systemTOPCON CORP·Filed 2002·Granted May 22, 2007·71 cites·24 claims
- 2587US7127822B2Surveying instrumentTOPCON CORP·Filed 2003·Granted Oct 31, 2006·66 cites·6 claims
- 2686US11550034B2Target instrument and surveying systemTOPCON CORP·Filed 2020·Granted Jan 10, 2023·2 cites·4 claims
- 2786US8788154B2Construction machine control method and construction machine control systemO'CONNOR RAYMOND M·Filed 2012·Granted Jul 22, 2014·14 cites·10 claims
- 2885US11333496B2Surveying instrumentTOPCON CORP·Filed 2019·Granted May 17, 2022·5 cites·20 claims
- 2985US10823558B2Surveying instrumentTOPCON CORP·Filed 2016·Granted Nov 3, 2020·5 cites·16 claims
- 3085US10281580B2Surveying systemTOPCON CORP·Filed 2016·Granted May 7, 2019·5 cites·20 claims
- 3185US10101441B2Electro-optical distance meterKK TOPCON·Filed 2016·Granted Oct 16, 2018·6 cites·6 claims
- 3285US9909871B2Surveying instrumentTOPCON CORP·Filed 2016·Granted Mar 6, 2018·5 cites·14 claims
- 3385US9523575B2Guide light device, survey apparatus having the guide light device, survey system using the survey apparatus, survey pole used in the survey system, and mobile wireless transceiver used in the survey systemKUMAGAI KAORU·Filed 2012·Granted Dec 20, 2016·12 cites·7 claims
- 3485US7861423B2Surveying instrument, surveying system, method for detecting measured object, and computer-readable recording medium for detecting measured objectTOPCON CORP·Filed 2009·Granted Jan 4, 2011·22 cites·11 claims
- 3584US10634496B2Surveying systemTOPCON CORP·Filed 2017·Granted Apr 28, 2020·5 cites·10 claims
- 3684US10324183B2UAV measuring apparatus and UAV measuring systemTOPCON CORP·Filed 2017·Granted Jun 18, 2019·8 cites·10 claims
- 3783US9979324B2Method for controlling ultrasonic motor and surveying instrument for the sameTOPCON CORP·Filed 2017·Granted May 22, 2018·2 cites·4 claims
- 3882US7564488B2Surveying instrumentTOPCON CORP·Filed 2005·Granted Jul 21, 2009·15 cites·5 claims
- 3982US7433028B2Laser surveying instrumentTOPCON CORP·Filed 2006·Granted Oct 7, 2008·14 cites·4 claims
- 4081US10767991B2Laser scannerTOPCON CORP·Filed 2017·Granted Sep 8, 2020·4 cites·18 claims
- 4181US10371801B2Measuring instrumentTOPCON CORP·Filed 2016·Granted Aug 6, 2019·3 cites·5 claims
- 4281US9228858B2Rotation angle detecting apparatusTOPCON CORP·Filed 2014·Granted Jan 5, 2016·3 cites·5 claims
- 4381US8294769B2Surveying device and automatic tracking methodOTANI HITOSHI·Filed 2009·Granted Oct 23, 2012·13 cites·15 claims
- 4481US6957493B2Automatic tracking apparatus for reflectorTOPCON CORP·Filed 2003·Granted Oct 25, 2005·46 cites·7 claims
- 4580US10309774B2Surveying instrument and three-dimensional cameraKK TOPCON·Filed 2018·Granted Jun 4, 2019·3 cites·17 claims
- 4680US7072032B2Automatic tracking apparatus for reflectorTOPCON CORP·Filed 2003·Granted Jul 4, 2006·42 cites·3 claims
- 4779US9279679B2Construction machine control method and construction machine control systemKUMAGAI KAORU·Filed 2012·Granted Mar 8, 2016·7 cites·15 claims
- 4879US7982665B2GPS-installed all-azimuth camera and spatial data collecting deviceTOPCON CORP·Filed 2009·Granted Jul 19, 2011·10 cites·13 claims
- 4979US7910876B2Plant sensorTOPCON CORP·Filed 2009·Granted Mar 22, 2011·7 cites·11 claims
- 5079US7274802B2Automatic tracking apparatus for reflectorTOPCON CORP·Filed 2003·Granted Sep 25, 2007·42 cites·6 claims
Showing the top 50 of 165 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →