Inventor
KUMAGAI KAORU
JP153 patents
⚠️ This page may combine multiple inventors who share the name “KUMAGAI KAORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOPCON CORP
38 patentsUS7127822B2Oct 31, 2006
Surveying instrument
TOPCON CORP66 citations98
US6445446B1Sep 3, 2002
Surveying instrument
TOPCON CORP85 citations98
US7222021B2May 22, 2007
Operator guiding system
TOPCON CORP71 citations97
US7319512B2Jan 15, 2008
Surveying instrument
TOPCON CORP52 citations96
US6573981B2Jun 3, 2003
Electronic level
TOPCON CORP72 citations96
US9201422B2Dec 1, 2015
Measuring system
TOPCON CORP43 citations94
US7701566B2Apr 20, 2010
Surveying system
TOPCON CORP31 citations93
US7626690B2Dec 1, 2009
Laser scanner
TOPCON CORP45 citations93
US7274802B2Sep 25, 2007
Automatic tracking apparatus for reflector
TOPCON CORP42 citations93
US7072032B2Jul 4, 2006
Automatic tracking apparatus for reflector
TOPCON CORP42 citations93
US6957493B2Oct 25, 2005
Automatic tracking apparatus for reflector
TOPCON CORP46 citations93
US6453569B1Sep 24, 2002
Surveying instrument and plumbing device for plumbing surveying instrument
TOPCON CORP36 citations93
US5786593AJul 28, 1998
Rotary encoder having a plurality of patterns with different cycles
TOPCON CORP24 citations93
US5777899AJul 7, 1998
Horizontal position error correction mechanism for electronic level
TOPCON CORP38 citations93
US5194906AMar 16, 1993
Distance measuring device
TOPCON CORP40 citations93
US7861423B2Jan 4, 2011
Surveying instrument, surveying system, method for detecting measured object, and computer-readable recording medium for detecting measured object
TOPCON CORP22 citations92
US7095490B2Aug 22, 2006
Electric distance meter
TOPCON CORP42 citations92
US5537200AJul 16, 1996
Electronic leveling apparatus having a leveling staff detection function, and leveling staff used with the same
TOPCON CORP23 citations92
US5537201AJul 16, 1996
Electronic leveling system, electronic leveling apparatus and leveling staff
TOPCON CORP24 citations92
US9369697B2Jun 14, 2016
Measuring instrument for preparing three-dimensional point cloud model
TOPCON CORP22 citations91
US11402506B2Aug 2, 2022
Laser measuring method and laser measuring instrument
TOPCON CORP14 citations86
US10921430B2Feb 16, 2021
Surveying system
TOPCON CORP8 citations84
US10895632B2Jan 19, 2021
Surveying system
TOPCON CORP7 citations84
US10809360B2Oct 20, 2020
Laser scanner
TOPCON CORP9 citations84
US10520307B2Dec 31, 2019
Surveying instrument
TOPCON CORP10 citations84
US10324183B2Jun 18, 2019
UAV measuring apparatus and UAV measuring system
TOPCON CORP8 citations84
US9897436B2Feb 20, 2018
Measuring instrument and surveying system
TOPCON CORP8 citations84
US9073637B2Jul 7, 2015
Flying vehicle guiding system and flying vehicle guiding method
TOPCON CORP19 citations84
US7982665B2Jul 19, 2011
GPS-installed all-azimuth camera and spatial data collecting device
TOPCON CORP10 citations84
US7965383B2Jun 21, 2011
Surveying device and surveying system
TOPCON CORP8 citations84
US7884923B2Feb 8, 2011
Laser surveying system and distance measuring method
TOPCON CORP10 citations84
US7564488B2Jul 21, 2009
Surveying instrument
TOPCON CORP15 citations84
US7433028B2Oct 7, 2008
Laser surveying instrument
TOPCON CORP14 citations84
US6204498B1Mar 20, 2001
Inclination sensor and surveying instrument using the same
TOPCON CORP15 citations84
US9273960B2Mar 1, 2016
Laser surveying system
TOPCON CORP14 citations83
US7910876B2Mar 22, 2011
Plant sensor
TOPCON CORP7 citations82
US11313680B2Apr 26, 2022
Positioning device, positioning method, and program
TOPCON CORP6 citations75
US7177015B2Feb 13, 2007
Distance-measuring device
TOPCON CORP8 citations74
KK TOPCON
5 patentsUS9958268B2May 1, 2018
Three-dimensional measuring method and surveying system
KK TOPCON34 citations94
US10088307B2Oct 2, 2018
Surveying instrument and three-dimensional camera
KK TOPCON12 citations84
US10048377B2Aug 14, 2018
Posture detecting device and data acquiring device
KK TOPCON12 citations84
US9773420B2Sep 26, 2017
Measuring system
KK TOPCON14 citations84
US10264221B2Apr 16, 2019
Measurement system, measurement method, survey machine, and reflection target for measurement
KK TOPCON8 citations82
KUMAGAI KAORU
4 patentsUS8412418B2Apr 2, 2013
Industrial machine
KUMAGAI KAORU35 citations93
US8959783B2Feb 24, 2015
Laser surveying system
KUMAGAI KAORU9 citations84
US9523575B2Dec 20, 2016
Guide 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 system
KUMAGAI KAORU12 citations83
US9279679B2Mar 8, 2016
Construction machine control method and construction machine control system
KUMAGAI KAORU7 citations83
OTANI HITOSHI
1 patentO'CONNOR RAYMOND M
1 patentHAIJIMA YASUHITO
1 patentShowing the top 50 of 153 patents by PatentIndex Score.