Inventor · disambiguated record
Takao Ohnishi
Also filed as: OHNISHI TAKAO
69 granted patents·17 pending applications·793 citations·filing 1994–2024
99Inventor score
Top patents by PatentIndex Score
86 records- 0195US6474566B1Drop discharge deviceNGK INSULATORS LTD·Filed 2000·Granted Nov 5, 2002·38 cites·18 claims
- 0294US6457361B1Mass sensor and mass sensing methodNGK INSULATORS LTD·Filed 1999·Granted Oct 1, 2002·84 cites·107 claims
- 0389US6443366B1Liquid-drop discharge deviceNGK INSULATORS LTD·Filed 2000·Granted Sep 3, 2002·37 cites·12 claims
- 0487US7089813B2Mass sensor and mass sensing methodNGK INSULATORS LTD·Filed 2005·Granted Aug 15, 2006·18 cites·1 claims
- 0587US6649343B1DNA chip and method for producing the sameNGK INSULATORS LTD·Filed 2000·Granted Nov 18, 2003·27 cites·5 claims
- 0685US8304961B2Method for testing piezoelectric/electrostrictive device, testing apparatus, and method for adjusting piezoelectric/electrostrictive deviceGOTO NAOKI·Filed 2010·Granted Nov 6, 2012·4 cites·7 claims
- 0785US6386053B1Mass sensor and mass detection methodNGK INSULATORS LTD·Filed 1998·Granted May 14, 2002·40 cites·23 claims
- 0884US6814937B1Dispenser and method for producing DNA chipNGK INSULATORS LTD·Filed 2000·Granted Nov 9, 2004·27 cites·9 claims
- 0982US6554405B1Liquid-drop discharge device having controlled pressure differential between liquid storage tank and reaction cellNGK INSULATORS LTD·Filed 2000·Granted Apr 29, 2003·19 cites·16 claims
- 1082US6354789B2Article feeding apparatusNGK INSULATORS LTD·Filed 2000·Granted Mar 12, 2002·24 cites·5 claims
- 1182US6326563B1Mass sensor and mass sensing methodNGK INSULATORS LTD·Filed 1999·Granted Dec 4, 2001·47 cites·79 claims
- 1281US6753144B1BiochipNGK INSULATORS LTD·Filed 2000·Granted Jun 22, 2004·23 cites·13 claims
- 1380US6465190B1Method for producing DNA chipNGK INSULATORS LTD·Filed 2000·Granted Oct 15, 2002·15 cites·39 claims
- 1479US7160512B2Method for manufacturing biochipsNGK INSULATORS LTD·Filed 2002·Granted Jan 9, 2007·19 cites·21 claims
- 1579US6239534B1Piezoelectric/electrostrictive deviceNGK INSULATORS LTD·Filed 1998·Granted May 29, 2001·24 cites·45 claims
- 1677US7442502B2BiochipNGK INSULATORS LTD·Filed 2004·Granted Oct 28, 2008·9 cites·13 claims
- 1777US6612190B2Mass sensor and mass sensing methodNGK INSULATORS LTD·Filed 2002·Granted Sep 2, 2003·15 cites·73 claims
- 1877US6244110B1Vibration gyro sensor, combined sensor, and method for producing vibration gyro sensorNGK INSULATORS LTD·Filed 2000·Granted Jun 12, 2001·15 cites·3 claims
- 1976US7667194B2Method of producing microarrayNGK INSULATORS LTD·Filed 2006·Granted Feb 23, 2010·4 cites·17 claims
- 2076US6899283B2Liquid droplet ejecting method and a liquid droplet ejection apparatusNGK INSULATORS LTD·Filed 2002·Granted May 31, 2005·19 cites·15 claims
- 2175US7714480B2Piezoelectric/electrostrictive membrane sensorNGK INSULATORS LTD·Filed 2008·Granted May 11, 2010·4 cites·8 claims
- 2275US6875402B2Micropipette, dispenser and method for producing biochipNGK INSULATORS LTD·Filed 2001·Granted Apr 5, 2005·14 cites·25 claims
- 2375US6845759B2Liquid fuel injection systemNGK INSULATORS LTD·Filed 2002·Granted Jan 25, 2005·16 cites·5 claims
- 2472US9142750B2Piezoelectric element with electrodes allowing substrate strain and method for manufacturing the sameNGK INSULATORS LTD·Filed 2013·Granted Sep 22, 2015·3 cites·16 claims
- 2572US7267840B2Manufacturing method of piezoelectric/electrostrictive film type deviceNGK INSULATORS LTD·Filed 2003·Granted Sep 11, 2007·16 cites·12 claims
- 2672US6739520B2Liquid injection apparatusNGK INSULATORS LTD·Filed 2002·Granted May 25, 2004·14 cites·6 claims
- 2771US6321599B2Vibration gyro sensor, combined sensor, and method for producing vibration gyro sensorNGK INSULATORS LTD·Filed 2001·Granted Nov 27, 2001·11 cites·5 claims
- 2871US6065339AVibration gyro sensor, combined sensor and method for producing vibration gyro sensorNGK INSULATORS LTD·Filed 1997·Granted May 23, 2000·24 cites·56 claims
- 2967US8476805B2Piezoelectric/electrostrictive element having a specific coverage area of electrode on substrate, and manufacturing method of the sameOHNISHI TAKAO·Filed 2010·Granted Jul 2, 2013·3 cites·6 claims
- 3067US7707887B2Passage detection apparatus of objectNGK INSULATORS LTD·Filed 2007·Granted May 4, 2010·1 cites·8 claims
- 3167US6776960B2Method for producing DNA chipNGK INSULATORS LTD·Filed 2002·Granted Aug 17, 2004·6 cites·17 claims
- 3266US7525324B2Inspection method, inspection apparatus, and polarization method for piezoelectric elementNGK INSULATORS LTD·Filed 2007·Granted Apr 28, 2009·2 cites·20 claims
- 3365US6752326B2Liquid droplet ejection apparatus and liquid droplet ejecting methodNGK INSULATORS LTD·Filed 2001·Granted Jun 22, 2004·8 cites·4 claims
- 3465US6508411B1Method of driving liquid-drop spraying deviceNGK INSULATORS LTD·Filed 2000·Granted Jan 21, 2003·10 cites·4 claims
- 3565US6464444B1Apparatus for peeling off chips using a plurality of first and second protrusionsNGK INSULATORS LTD·Filed 2000·Granted Oct 15, 2002·8 cites·11 claims
- 3665US5463462AMethod of and apparatus for inspecting honeycomb-shaped object having plural through holesNGK INSULATORS LTD·Filed 1994·Granted Oct 31, 1995·31 cites·13 claims
- 3764US9246081B2Method for manufacturing piezoelectric elementOHNISHI TAKAO·Filed 2011·Granted Jan 26, 2016·1 cites·13 claims
- 3864US7261862B2Liquid drop emitterNGK INSULATORS LTD·Filed 2002·Granted Aug 28, 2007·7 cites·8 claims
- 3964US2025035574A1Conductivity measurement methodNGK INSULATORS LTD·Filed 2024·Application pending·0 cites
- 4064US2025035575A1Conductivity measurement methodNGK INSULATORS LTD·Filed 2024·Application pending·0 cites
- 4162US7588322B2Liquid drop discharge piezoelectric deviceNGK INSULATORS LTD·Filed 2007·Granted Sep 15, 2009·2 cites·27 claims
- 4261US6389877B1Double-headed mass sensor and mass detection methodNGK INSULATORS LTD·Filed 1998·Granted May 21, 2002·20 cites·21 claims
- 4360US8680742B2Method for adjusting piezoelectric/electrostrictive deviceGOTO NAOKI·Filed 2012·Granted Mar 25, 2014·0 cites·6 claims
- 4460US7812506B2Piezoelectric/electrostrictive membrane type measuring deviceNGK INSULATORS LTD·Filed 2008·Granted Oct 12, 2010·2 cites·3 claims
- 4559US8664828B2Testing apparatus for piezoelectric/electrostrictive deviceGOTO NAOKI·Filed 2012·Granted Mar 4, 2014·0 cites·6 claims
- 4659US6840123B2Mass sensor and mass sensing methodNGK INSULATORS LTD·Filed 2003·Granted Jan 11, 2005·5 cites·17 claims
- 4758US9505201B2Method for manufacturing ceramic deviceNGK INSULATORS LTD·Filed 2013·Granted Nov 29, 2016·0 cites·18 claims
- 4857US8528408B2Passage detection apparatus of objectOHNISHI TAKAO·Filed 2011·Granted Sep 10, 2013·0 cites·8 claims
- 4957US7427820B2Piezoelectric/electrostrictive film elementNGK INSULATORS LTD·Filed 2007·Granted Sep 23, 2008·1 cites·1 claims
- 5055US6106222AMethod of peeling off chips using peeling plate with integrally formed first and second protrusionsNGK INSULATORS LTD·Filed 1997·Granted Aug 22, 2000·17 cites·3 claims
Showing the top 50 of 86 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →