Inventor · disambiguated record
Kazumasa Ohnishi
Also filed as: OHNISHI KAZUMASA
27 granted patents·11 pending applications·730 citations·filing 1988–2018
97Inventor score
Top patents by PatentIndex Score
38 records- 0195US6532827B1Clamp-on ultrasonic flowmeterFiled 2002·Granted Mar 18, 2003·77 cites·27 claims
- 0294US6615674B2Clamp-on ultrasonic flowmeterFiled 2002·Granted Sep 9, 2003·69 cites·36 claims
- 0392US6907792B2Method for measuring flow of fluid moving in pipe or groove-like flow passageFiled 2002·Granted Jun 21, 2005·56 cites·20 claims
- 0490US4857791ALinear motorNISSAN MOTOR·Filed 1988·Granted Aug 15, 1989·68 cites·7 claims
- 0585US5912524AVibratory gyroscopeALPS ELECTRIC CO LTD·Filed 1997·Granted Jun 15, 1999·96 cites·4 claims
- 0679US6684716B2Coriolis flowmeterFiled 2001·Granted Feb 3, 2004·24 cites·9 claims
- 0779US5451828AVibratory gyroscopeALPS ELECTRIC CO LTD·Filed 1994·Granted Sep 19, 1995·48 cites·10 claims
- 0877US5036245AUltrasonic linear motorALPS ELECTRIC CO LTD·Filed 1989·Granted Jul 30, 1991·40 cites·3 claims
- 0974US6715366B2Clamp-on ultrasonic flowmeterFiled 2002·Granted Apr 6, 2004·19 cites·31 claims
- 1065US5001382AStepping motor and a method of driving the sameALPS ELECTRIC CO LTD·Filed 1989·Granted Mar 19, 1991·22 cites·6 claims
- 1163US5708320AVibratory gyroscopeALPS ELECTRIC CO LTD·Filed 1995·Granted Jan 13, 1998·30 cites·16 claims
- 1262US5258694AControl device for ultrasonic motorALPS ELECTRIC CO LTD·Filed 1992·Granted Nov 2, 1993·22 cites·1 claims
- 1362US5170088ADriving structure for electronic parts in a mechanismALPS ELECTRIC CO LTD·Filed 1991·Granted Dec 8, 1992·16 cites·2 claims
- 1460US5691595AVibratory gyroscopeALPS ELECTRIC CO LTD·Filed 1995·Granted Nov 25, 1997·32 cites·9 claims
- 1558US7717769B2Manufacture of lapping boardOHNISHI KAZUMASA·Filed 2007·Granted May 18, 2010·1 cites·9 claims
- 1657US5245243AUltrasonic motor with a friction componentALPS ELECTRIC CO LTD·Filed 1992·Granted Sep 14, 1993·18 cites·2 claims
- 1755US5013958AX-Y stage with ultrasonic actuatorALPS ELECTRIC CO LTD·Filed 1989·Granted May 7, 1991·14 cites·2 claims
- 1853US4990835AAutomotive motor-driven device controlling and driving systemALPS ELECTRIC CO LTD·Filed 1990·Granted Feb 5, 1991·18 cites·1 claims
- 1949US2009114204A1Cutting tool and cutting device that have disk-like cutting bladeOHNISHI KAZUMASA·Filed 2005·Application pending·0 cites
- 2048US11148170B2Ultrasonic vibration application tool and ultrasonic processing deviceUWAVE CO LTD·Filed 2018·Granted Oct 19, 2021·0 cites·8 claims
- 2147US6553845B2Coriolis flowmeter utilizing three-forked plate vibrator modeOHNISHI KAZUMASA·Filed 2001·Granted Apr 29, 2003·5 cites·12 claims
- 2247US5166572AUltrasonic motorALPS ELECTRIC CO LTD·Filed 1991·Granted Nov 24, 1992·12 cites·9 claims
- 2347US2007066191A1Cutting or grinding machineOHNISHI KAZUMASA·Filed 2006·Application pending·0 cites
- 2446US2006229004A1Cutting or grinding machineOHNISHI KAZUMASA·Filed 2005·Application pending·0 cites
- 2545US2010087125A1Polishing tool and polishing deviceOHNISHI KAZUMASA·Filed 2008·Application pending·0 cites
- 2644US2010212470A1Disklike cutting tool and cutting deviceOHNISHI KAZUMASA·Filed 2007·Application pending·0 cites
- 2744US2006236828A1Cutting or grinding machineOHNISHI KAZUMASA·Filed 2005·Application pending·0 cites
- 2843US5120377AMethod of manufacturing laminated ceramic materialALPS ELECTRIC CO LTD·Filed 1990·Granted Jun 9, 1992·13 cites·4 claims
- 2942US5942839APiezoelectric vibrator and vibratory gyroscope using the sameALPS ELECTRIC CO LTD·Filed 1996·Granted Aug 24, 1999·16 cites·17 claims
- 3042US4883248AShock preventing apparatusALPS ELECTRIC CO LTD·Filed 1988·Granted Nov 28, 1989·7 cites·14 claims
- 3142US2010197205A1Grinding device using ultrasonic vibrationOHNISHI KAZUMASA·Filed 2006·Application pending·0 cites
- 3241US2006032332A1Cutting tool and cutting machineOHNISHI KAZUMASA·Filed 2005·Application pending·0 cites
- 3340US6765336B2Precision positioning unit and linear movement control unitFiled 2001·Granted Jul 20, 2004·0 cites·18 claims
- 3438US2006049371A1Flexible tube flow control device and fluid feederOHNISHI KAZUMASA·Filed 2003·Application pending·0 cites
- 3538US2018304308A1Oscilation excitation method for langevin ultrasonic transducer, ultrasonic machining method, and ultrasonic transmission methodUWAVE CO LTD·Filed 2016·Application pending·0 cites
- 3638US2004137830A1Lapping method and lapping machineKAZUMASA OHNISHI·Filed 2003·Application pending·0 cites
- 3731US7303599B2Manufacture of lapping boardOHNISHI KAZUMASA·Filed 2004·Granted Dec 4, 2007·0 cites·5 claims
- 3831US6053044AVibratory gyroscopeALPS ELECTRIC CO LTD·Filed 1998·Granted Apr 25, 2000·7 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →