Inventor · disambiguated record
Yasuaki Kasai
Also filed as: KASAI YASUAKI
23 granted patents·16 pending applications·177 citations·filing 1990–2023
95Inventor score
Files withOLYMPUS CORP28DAIDO STEEL CO LTD5KASAI YASUAKI3OLYMPUS MEDICAL SYSTEMS CORP2GEN MOTORS CORP1
Top patents by PatentIndex Score
39 records- 0183US7635940B2Ultrasonic motor and microscope stageOLYMPUS CORP·Filed 2007·Granted Dec 22, 2009·14 cites·12 claims
- 0282US8446068B2Ultrasonic motorKASAI YASUAKI·Filed 2010·Granted May 21, 2013·5 cites·6 claims
- 0380US7732983B2Ultrasonic motorOLYMPUS CORP·Filed 2008·Granted Jun 8, 2010·10 cites·8 claims
- 0476US9874739B2Optical fiber scanner, illumination apparatus, and observation apparatusOLYMPUS CORP·Filed 2016·Granted Jan 23, 2018·3 cites·8 claims
- 0576US7791796B2Motorized table apparatus and microscope stageOLYMPUS CORP·Filed 2007·Granted Sep 7, 2010·9 cites·7 claims
- 0675US7508114B2Ultrasonic motorOLYMPUS CORP·Filed 2006·Granted Mar 24, 2009·7 cites·3 claims
- 0775US7449814B2Driving method for ultrasonic motor and apparatus using the sameOLYMPUS CORP·Filed 2006·Granted Nov 11, 2008·8 cites·6 claims
- 0874US9835851B2Optical fiber scannerOLYMPUS CORP·Filed 2015·Granted Dec 5, 2017·3 cites·11 claims
- 0974US5129963ARare earth magnet alloys with excellent hot workabilityGEN MOTORS CORP·Filed 1991·Granted Jul 14, 1992·26 cites·4 claims
- 1073US5122319AMethod of forming thin-walled elongated cylindrical compact for a magnetDAIDO STEEL CO LTD·Filed 1991·Granted Jun 16, 1992·26 cites·4 claims
- 1168US5402025ARotor provided with a ring-shaped magnetDAIDO STEEL CO LTD·Filed 1993·Granted Mar 28, 1995·30 cites·4 claims
- 1262US8084921B2Ultrasonic motor drive apparatusKASAI YASUAKI·Filed 2010·Granted Dec 27, 2011·2 cites·8 claims
- 1360US2023371793A1Quick connect sub-assemblies for scopesOLYMPUS MEDICAL SYSTEMS CORP·Filed 2023·Application pending·0 cites
- 1457US2024138655A1Endoscope and method of disassembling endoscopeOLYMPUS MEDICAL SYSTEMS CORP·Filed 2023·Application pending·0 cites
- 1555US4963320AMethod and apparatus for producing anisotropic rare earth magnetDAIDO STEEL CO LTD·Filed 1990·Granted Oct 16, 1990·16 cites·20 claims
- 1652US5399311ARadial anisotropic ring magnet with a sinusoidal waveform and producing method thereofDAIDO STEEL CO LTD·Filed 1992·Granted Mar 21, 1995·12 cites·3 claims
- 1748US6965188B2Ultrasonic-actuator driving apparatus and ultrasonic-actuator driving methodOLYMPUS CORP·Filed 2004·Granted Nov 15, 2005·4 cites·18 claims
- 1847US10036887B2Optical fiber scanner, illumination system, and observation apparatusOLYMPUS CORP·Filed 2016·Granted Jul 31, 2018·0 cites·7 claims
- 1946US10330916B2Optical-fiber scanner, illumination apparatus, and observation apparatusOLYMPUS CORP·Filed 2017·Granted Jun 25, 2019·0 cites·5 claims
- 2046US9921407B2Fiber-optic scanner having vibration damping member and illuminating device and observation instrument having the fiber-optic scannerOLYMPUS CORP·Filed 2015·Granted Mar 20, 2018·0 cites·4 claims
- 2145US10067338B2Optical fiber scanner, illumination device, and observation apparatus having a holding section that conducts electricity between an electrically conductive frame and a piezoelectric elementOLYMPUS CORP·Filed 2016·Granted Sep 4, 2018·0 cites·9 claims
- 2244US2019387966A1Blood-vessel optical device and blood-vessel optical systemOLYMPUS CORP·Filed 2019·Application pending·0 cites
- 2343US2019200867A1Optical fiber scanner, illuminating device, and observation deviceOLYMPUS CORP·Filed 2019·Application pending·0 cites
- 2442US2019104930A1Optical fiber scanner, illumination apparatus, and observation apparatusOLYMPUS CORP·Filed 2018·Application pending·0 cites
- 2541US10151918B2Scanner, scanning illuminator, and scanning observation apparatusOLYMPUS CORP·Filed 2016·Granted Dec 11, 2018·0 cites·5 claims
- 2641US2019235231A1Optical fiber scanner, illumination device, and observation deviceOLYMPUS CORP·Filed 2019·Application pending·0 cites
- 2740US8531084B2Ultrasonic motor unitKASAI YASUAKI·Filed 2011·Granted Sep 10, 2013·0 cites·6 claims
- 2840US2018252910A1Optical fiber scanner, illumination device, and observation deviceOLYMPUS CORP·Filed 2018·Application pending·0 cites
- 2940US2019049719A1Optical fiber scanner, illumination device, and observation deviceOLYMPUS CORP·Filed 2018·Application pending·0 cites
- 3039US2005052095A1Ultrasonic actuator driving apparatus and ultrasonic actuator driving methodOLYMPUS CORP·Filed 2004·Application pending·0 cites
- 3139US2019029507A1Optical fiber scanner, illumination device, and observation deviceOLYMPUS CORP·Filed 2018·Application pending·0 cites
- 3239US2017238792A1Optical fiber scanner, illuminating device, and observation apparatusOLYMPUS CORP·Filed 2017·Application pending·0 cites
- 3339US2005116583A1Device and method for driving ultrasonic actuatorOLYMPUS CORP·Filed 2004·Application pending·0 cites
- 3438US10197797B2Scanner unit, optical fiber scanner, illumination apparatus, and observation apparatusOLYMPUS CORP·Filed 2016·Granted Feb 5, 2019·0 cites·11 claims
- 3538US2017075107A1Optical fiber scanner, illumination device, and observation apparatusOLYMPUS CORP·Filed 2016·Application pending·0 cites
- 3637US2017176742A1Optical fiber scanner, illuminating device, and observation apparatusOLYMPUS CORP·Filed 2017·Application pending·0 cites
- 3737US2010213792A1Multilayered piezoelectric element and ultrasonic motorOLYMPUS CORP·Filed 2010·Application pending·0 cites
- 3835US2017010461A1Optical fiber scanner, illuminator, and observation apparatusOLYMPUS CORP·Filed 2016·Application pending·0 cites
- 3931US5342574AMethod for producing anisotropic rare earth magnetDAIDO STEEL CO LTD·Filed 1993·Granted Aug 30, 1994·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →