Inventor
YAMAZAKI TAKAAKI
JP22 patents
⚠️ This page may combine multiple inventors who share the name “YAMAZAKI TAKAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOPCON CORP
15 patentsUS6209832B1Apr 3, 2001
Holder for reference projected light detector
TOPCON CORP32 citations92
US6172742B1Jan 9, 2001
Reference irradiation beam detecting apparatus
TOPCON CORP20 citations92
US6166802ADec 26, 2000
Beam detector
TOPCON CORP36 citations92
US5917593AJun 29, 1999
Apparatus for use in construction machines for detecting laser beam and displaying information based on the same
TOPCON CORP18 citations84
US6337473B2Jan 8, 2002
Beam position detector having a photodetection unit
TOPCON CORP13 citations74
US7589829B2Sep 15, 2009
Laser measuring system
TOPCON CORP7 citations73
US6688009B2Feb 10, 2004
Laser survey instrument
TOPCON CORP7 citations72
US5513001AApr 30, 1996
Tilt angle automatic compensator in all directions
TOPCON CORP18 citations72
US6747266B2Jun 8, 2004
Laser beam receiver
TOPCON CORP10 citations68
USD519392SApr 25, 2006
Satellite surveying receiver
TOPCON CORP2 citations63
US6067148AMay 23, 2000
Execution height display device and execution height setting system
TOPCON CORP6 citations63
US7814670B2Oct 19, 2010
Laser level detection system
TOPCON CORP6 citations62
US7483153B2Jan 27, 2009
Power-saving control method in laser measuring system and laser measuring system
TOPCON CORP5 citations62
US6798548B2Sep 28, 2004
Apparatus for rotating a laser
TOPCON CORP6 citations58
US8384913B2Feb 26, 2013
Measuring method and measuring device
TOPCON CORP0 citations40
SANKYO CO
3 patentsUS5486556AJan 23, 1996
Polymer composition containing a piperidyl-triazine compound
SANKYO CO2 citations60
US5446144AAug 29, 1995
Piperidyl-triazine derivatives and their use as polymer stabilizers
SANKYO CO2 citations60
US5739377AApr 14, 1998
Phenylalkanoic acid esters and their use as antioxidants
SANKYO CO4 citations56