Inventor · disambiguated record
Fumio Ohtomo
Also filed as: OHTOMO FUMIO
259 granted patents·13 pending applications·5,997 citations·filing 1978–2022
99Inventor score
Top patents by PatentIndex Score
272 records- 0198US9201422B2Measuring systemTOPCON CORP·Filed 2015·Granted Dec 1, 2015·43 cites·6 claims
- 0296US5120192ACooled turbine blade and combined cycle power plant having gas turbine with this cooled turbine bladeTOSHIBA KK·Filed 1990·Granted Jun 9, 1992·157 cites·9 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
- 0695US5771978AGrading implement elevation controller with tracking station and reference laser beamTOPCON CORP·Filed 1996·Granted Jun 30, 1998·104 cites·21 claims
- 0795US5538394ACooled turbine blade for a gas turbineTOSHIBA KK·Filed 1994·Granted Jul 23, 1996·110 cites·8 claims
- 0895US4992026AGas turbine bladeTOSHIBA KK·Filed 1989·Granted Feb 12, 1991·86 cites·16 claims
- 0995US4531833AOptical range finderTOKYO OPTICAL·Filed 1982·Granted Jul 30, 1985·85 cites·6 claims
- 1094US10048377B2Posture detecting device and data acquiring deviceKK TOPCON·Filed 2016·Granted Aug 14, 2018·12 cites·4 claims
- 1194US9897436B2Measuring instrument and surveying systemTOPCON CORP·Filed 2017·Granted Feb 20, 2018·8 cites·25 claims
- 1294US9773420B2Measuring systemKK TOPCON·Filed 2015·Granted Sep 26, 2017·14 cites·3 claims
- 1394US7474388B2Distance measuring deviceTOPCON CORP·Filed 2006·Granted Jan 6, 2009·76 cites·9 claims
- 1494US7130035B2Target for surveying instrumentTOPCON CORP·Filed 2005·Granted Oct 31, 2006·44 cites·11 claims
- 1593US10088307B2Surveying instrument and three-dimensional cameraKK TOPCON·Filed 2016·Granted Oct 2, 2018·12 cites·9 claims
- 1693US7804996B2Method for associating stereo image and three-dimensional data preparation systemTOPCON CORP·Filed 2005·Granted Sep 28, 2010·41 cites·15 claims
- 1793US4580047ADisplacement measuring device utilizing an incremental codeTOKYO OPTICAL·Filed 1985·Granted Apr 1, 1986·75 cites·4 claims
- 1892US10809360B2Laser scannerTOPCON CORP·Filed 2018·Granted Oct 20, 2020·9 cites·18 claims
- 1992US9073637B2Flying vehicle guiding system and flying vehicle guiding methodTOPCON CORP·Filed 2014·Granted Jul 7, 2015·19 cites·12 claims
- 2092US5624231ACooled turbine blade for a gas turbineTOSHIBA KK·Filed 1994·Granted Apr 29, 1997·112 cites·6 claims
- 2192US4580046ADisplacement measuring device utilizing an incremental codeTOKYO OPTICAL·Filed 1985·Granted Apr 1, 1986·55 cites·4 claims
- 2291US10520307B2Surveying instrumentTOPCON CORP·Filed 2017·Granted Dec 31, 2019·10 cites·7 claims
- 2391US9020666B2Taking-off and landing target instrument and automatic taking-off and landing systemOHTOMO FUMIO·Filed 2012·Granted Apr 28, 2015·22 cites·9 claims
- 2491US6046800APosition detection surveying deviceTOPCON CORP·Filed 1998·Granted Apr 4, 2000·160 cites·5 claims
- 2591US4465373AEncoderTOKYO OPTICAL·Filed 1981·Granted Aug 14, 1984·45 cites·21 claims
- 2690US10895632B2Surveying systemTOPCON CORP·Filed 2018·Granted Jan 19, 2021·7 cites·18 claims
- 2790US6483106B1Rotary laser irradiating system and object reflector for the sameTOPCON CORP·Filed 2000·Granted Nov 19, 2002·79 cites·9 claims
- 2890US5054911ALight wave distance measuring instrument of the pulse typeTOPCON CORP·Filed 1989·Granted Oct 8, 1991·84 cites·6 claims
- 2989US12123543B2Inclination sensor and data acquisition deviceTOPCON CORP·Filed 2022·Granted Oct 22, 2024·2 cites·8 claims
- 3089US10921430B2Surveying systemTOPCON CORP·Filed 2018·Granted Feb 16, 2021·8 cites·20 claims
- 3189US6396571B2Portable type distance measuring apparatusTOPCON CORP·Filed 2001·Granted May 28, 2002·80 cites·10 claims
- 3289US5042042AWavelength and output power stabilizing apparatus for semiconductor laserTOPCON CORP·Filed 1989·Granted Aug 20, 1991·52 cites·8 claims
- 3389US4692023AOptical adapter for a light-wave rangefinderTOKYO OPTICAL·Filed 1986·Granted Sep 8, 1987·76 cites·28 claims
- 3488US11421989B2Surveying instrumentTOPCON CORP·Filed 2020·Granted Aug 23, 2022·2 cites·6 claims
- 3588US8953933B2Aerial photogrammetry and aerial photogrammetric systemTOPCON CORP·Filed 2013·Granted Feb 10, 2015·18 cites·9 claims
- 3688US6573981B2Electronic levelTOPCON CORP·Filed 2000·Granted Jun 3, 2003·72 cites·4 claims
- 3788US6093928APosition measuring rotary incremental optical encoderFiled 1998·Granted Jul 25, 2000·67 cites·3 claims
- 3888US5907907ALaser leveling systemTOPCON CORP·Filed 1997·Granted Jun 1, 1999·133 cites·14 claims
- 3988US4803645AMethod and apparatus for measuring coordinatesTOKYO OPTICAL·Filed 1986·Granted Feb 7, 1989·62 cites·7 claims
- 4087US10602129B2Image acquiring device and image acquiring systemKK TOPCON·Filed 2016·Granted Mar 24, 2020·5 cites·7 claims
- 4187US9013576B2Aerial photograph image pickup method and aerial photograph image pickup apparatusOHTOMO FUMIO·Filed 2012·Granted Apr 21, 2015·12 cites·4 claims
- 4287US7127822B2Surveying instrumentTOPCON CORP·Filed 2003·Granted Oct 31, 2006·66 cites·6 claims
- 4387US6859269B2Surveying instrument and method for acquiring image data by using the surveying instrumentTOPCON CORP·Filed 2003·Granted Feb 22, 2005·66 cites·6 claims
- 4486US7552025B2Position data interpolation method, position detecting sensor and position measuring deviceTOPCON CORP·Filed 2006·Granted Jun 23, 2009·24 cites·9 claims
- 4586US5898490ALaser survey instrumentTOPCON CORP·Filed 1997·Granted Apr 27, 1999·104 cites·14 claims
- 4686US4384204AAbsolute encoderTOKYO OPTICAL·Filed 1981·Granted May 17, 1983·33 cites·13 claims
- 4785US11333496B2Surveying instrumentTOPCON CORP·Filed 2019·Granted May 17, 2022·5 cites·20 claims
- 4885US10823558B2Surveying instrumentTOPCON CORP·Filed 2016·Granted Nov 3, 2020·5 cites·16 claims
- 4985US10281580B2Surveying systemTOPCON CORP·Filed 2016·Granted May 7, 2019·5 cites·20 claims
- 5085US10101441B2Electro-optical distance meterKK TOPCON·Filed 2016·Granted Oct 16, 2018·6 cites·6 claims
Showing the top 50 of 272 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →