Inventor · disambiguated record
Richard W. Davidson
Also filed as: DAVIDSON RICHARD W
11 granted patents·903 citations·filing 1975–2005
94Inventor score
Files withTOPCON CORP6SPECTRA PHYSICS2AGTEK DEV CO INC1AGTEK DEV COMPANY INC1TOPCON LASER SYSTEMS INC1
Top patents by PatentIndex Score
11 records- 0197US5854988AMethod for controlling an excavatorTOPCON LASER SYSTEMS INC·Filed 1996·Granted Dec 29, 1998·167 cites·34 claims
- 0295US5771978AGrading implement elevation controller with tracking station and reference laser beamTOPCON CORP·Filed 1996·Granted Jun 30, 1998·104 cites·21 claims
- 0394US4820041APosition sensing system for surveying and gradingAGTEK DEV CO INC·Filed 1986·Granted Apr 11, 1989·297 cites·91 claims
- 0494US4225226ALaser guidance system for crop spraying aircraftSPECTRA PHYSICS·Filed 1978·Granted Sep 30, 1980·62 cites·4 claims
- 0592US4030832AAutomatic grade rod and method of operationSPECTRA PHYSICS·Filed 1975·Granted Jun 21, 1977·50 cites·21 claims
- 0689US4733355ANon-contacting range sensing and control deviceAGTEK DEV COMPANY INC·Filed 1986·Granted Mar 22, 1988·63 cites·14 claims
- 0784US7196302B2Laser measuring method and laser measuring system having fan-shaped tilted laser beams and three known points of photodetection systemTOPCON CORP·Filed 2005·Granted Mar 27, 2007·20 cites·3 claims
- 0882US6249338B1Laser survey instrumentTOPCON CORP·Filed 2000·Granted Jun 19, 2001·37 cites·24 claims
- 0976US5784155ALaser survey instrumentTOPCON CORP·Filed 1996·Granted Jul 21, 1998·46 cites·14 claims
- 1066US6011613ALaser survey instrumentTOPCON CORP·Filed 1998·Granted Jan 4, 2000·37 cites·18 claims
- 1160US6075586ALaser survey instrumentTOPCON CORP·Filed 1999·Granted Jun 13, 2000·20 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →