Inventor · disambiguated record
Tetsuo Ohara
Also filed as: OHARA TETSUO
17 granted patents·3 pending applications·453 citations·filing 1990–2024
94Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD7OHARA TETSUO4EASTMAN KODAK CO2PANASONIC CORP2IPG PHOTONICS CORP1
Top patents by PatentIndex Score
20 records- 0196US7587110B2Multicore optical fiber with integral diffractive elements machined by ultrafast laser direct writingPANASONIC CORP·Filed 2005·Granted Sep 8, 2009·77 cites·31 claims
- 0296US7376307B2Multimode long period fiber bragg grating machined by ultrafast laser direct writingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted May 20, 2008·77 cites·108 claims
- 0396US6639686B1Method of and apparatus for real-time continual nanometer scale position measurement by beam probing as by laser beams and the like of atomic and other undulating surfaces such as gratings or the like relatively moving with respect to the probing beamsNANOWAVE INC·Filed 2000·Granted Oct 28, 2003·143 cites·28 claims
- 0493US7430484B2Signal processing method and apparatus for use in real-time subnanometer scale position measurements with the aid of probing sensors and beams scanning periodically undulating surfaces such as gratings and diffraction patterns generated thereby, and the likeOHARA TETSUO·Filed 2006·Granted Sep 30, 2008·21 cites·27 claims
- 0589US7366378B2Ultrafast laser machining system and method for forming diffractive structures in optical fibersMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Apr 29, 2008·12 cites·54 claims
- 0678US9464882B2Interferometer with continuously varying path length measured in wavelengths to the reference mirrorOHARA TETSUO·Filed 2013·Granted Oct 11, 2016·5 cites·18 claims
- 0772US5744799AApparatus for and method of real-time nanometer-scale position measurement of the sensor of a scanning tunneling microscope or other sensor scanning atomic or other undulating surfacesFiled 1996·Granted Apr 28, 1998·45 cites·48 claims
- 0872US5050968AOptical shutter using magneto-optical materialsEASTMAN KODAK CO·Filed 1990·Granted Sep 24, 1991·40 cites·14 claims
- 0970US7532791B2Ultrafast laser machining system and method for forming diffractive structures in optical fibersPANASONIC CORP·Filed 2008·Granted May 12, 2009·2 cites·40 claims
- 1065US8076608B2Energy collection and power reduction in laser coupling processOHARA TETSUO·Filed 2008·Granted Dec 13, 2011·1 cites·6 claims
- 1164US6840886B2Method and apparatus for a low cost, high speed, and compact nanometer precision motion stage using friction drive and flexure hingeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jan 11, 2005·11 cites·21 claims
- 1262US2025027794A1Movement measurement system with method for reducing interpolation errorNanoWave Incorporated·Filed 2024·Application pending·0 cites
- 1355US7242829B2Method and apparatus for integrated optical fiber sensing with nanometer precisionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Jul 10, 2007·1 cites·24 claims
- 1452US8455789B2Energy collection and power reduction in laser coupling processOHARA TETSUO·Filed 2005·Granted Jun 4, 2013·0 cites·25 claims
- 1551US5589686AMethod of an apparatus for real-time nanometer-scale position measurement of the sensor of a scanning tunneling microscope or other sensor scanning atomic or other undulating surfacesFiled 1996·Granted Dec 31, 1996·17 cites·20 claims
- 1649US2008193085A1Multimode long period fiber bragg grating machined by ultrafast direct writingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2008·Application pending·0 cites
- 1749US2023307882A1Compact laser headIPG PHOTONICS CORP·Filed 2021·Application pending·0 cites
- 1841US7294843B2Method and apparatus for determining an optimal gap distance between an optical fiber and an optical deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Nov 13, 2007·0 cites·18 claims
- 1937US7458914B2Method and apparatus for a low cost and high force transmission using elastically deformable driving element for friction driveMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Dec 2, 2008·0 cites·16 claims
- 2027US5116281ARotational speed switcherEASTMAN KODAK CO·Filed 1991·Granted May 26, 1992·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →