Inventor · disambiguated record
Osamu Machida
Also filed as: MACHIDA OSAMU
59 granted patents·10 pending applications·1,154 citations·filing 1988–2021
99Inventor score
Files withMACHIDA OSAMU15HITACHI KOKI KK10RICOH PRINTING SYS LTD7SANKEN ELECTRIC CO LTD7TAKEUCHI ATSUSHI5
Top patents by PatentIndex Score
69 records- 0197US8558587B2Gate driverMACHIDA OSAMU·Filed 2012·Granted Oct 15, 2013·27 cites·7 claims
- 0297US7714360B2Surface-stabilized semiconductor deviceSANKEN ELECTRIC CO LTD·Filed 2007·Granted May 11, 2010·64 cites·7 claims
- 0397US5896154AInk jet printerHITACHI KOKI KK·Filed 1995·Granted Apr 20, 1999·160 cites·32 claims
- 0496US7852137B2Normally-off electronic switching device for on-off control of electric circuitSANKEN ELECTRIC CO LTD·Filed 2008·Granted Dec 14, 2010·44 cites·13 claims
- 0596US6328418B1Print head having array of printing elements for printerHITACHI KOKI KK·Filed 2000·Granted Dec 11, 2001·97 cites·11 claims
- 0696US5697144AMethod of producing a head for the printerHITACHI KOKI KK·Filed 1995·Granted Dec 16, 1997·135 cites·19 claims
- 0795US7226150B2Inkjet head and a method of manufacturing the sameRICOH PRINTING SYSTEMS CO LTD·Filed 2004·Granted Jun 5, 2007·78 cites·8 claims
- 0895US5831648AInk jet recording headHITACHI KOKI KK·Filed 1995·Granted Nov 3, 1998·115 cites·16 claims
- 0994US7825435B2Diode-like composite semiconductor deviceSANKEN ELECTRIC CO LTD·Filed 2008·Granted Nov 2, 2010·34 cites·13 claims
- 1093US7868353B2Solid-state switch capable of bidirectional operationSANKEN ELECTRIC CO LTD·Filed 2009·Granted Jan 11, 2011·28 cites·10 claims
- 1191US5666140AInk jet print headHITACHI KOKI KK·Filed 1994·Granted Sep 9, 1997·82 cites·20 claims
- 1290US9401471B2Electromechanical transducing device and manufacturing method thereof, and liquid droplet discharging head and liquid droplet discharging apparatusMIZUKAMI SATOSHI·Filed 2011·Granted Jul 26, 2016·8 cites·5 claims
- 1390US8727509B2Method of forming electromechanical transducer film, electromechanical transducer film, electromechanical transducer element, and liquid discharge headSHIMOFUKU AKIRA·Filed 2012·Granted May 20, 2014·7 cites·4 claims
- 1488US8425026B2Electromechanical transducer film and method for manufacturing electromechanical transducer filmMACHIDA OSAMU·Filed 2011·Granted Apr 23, 2013·5 cites·11 claims
- 1587US8690297B2Sol-gel liquid, electromechanical conversion element, liquid discharge head and inkjet recorderUEDA KEIJI·Filed 2010·Granted Apr 8, 2014·4 cites·6 claims
- 1684US8911063B2Thin film forming apparatus, thin film forming method, electro-mechanical transducer element, liquid ejecting head, and inkjet recording apparatusWATANABE YASUHIRO·Filed 2013·Granted Dec 16, 2014·6 cites·9 claims
- 1784US8587362B2Gate driver and semiconductor device employing the sameMACHIDA OSAMU·Filed 2011·Granted Nov 19, 2013·7 cites·4 claims
- 1883US7982240B2Bidirectional electronic switchSANKEN ELECTRIC CO LTD·Filed 2008·Granted Jul 19, 2011·10 cites·10 claims
- 1982US9533502B2Electro-mechanical transducer element, liquid droplet ejecting head, image forming apparatus, and electro-mechanical transducer element manufacturing methodMACHIDA OSAMU·Filed 2013·Granted Jan 3, 2017·3 cites·17 claims
- 2081US8960866B2Electromechanical transducer element, liquid discharge head, liquid discharge device, and image forming apparatusMACHIDA OSAMU·Filed 2013·Granted Feb 24, 2015·3 cites·7 claims
- 2181US7651197B2Method of manufacturing an inkjet head through the anodic bonding of silicon membersRICOH PRINTING SYS LTD·Filed 2005·Granted Jan 26, 2010·5 cites·5 claims
- 2281US6719390B1Short delay phased firing to reduce crosstalk in an inkjet printing deviceHITACHI PRINTING SOLUTIONS AME·Filed 2003·Granted Apr 13, 2004·23 cites·35 claims
- 2380US8646180B2Method for producing electromechanical transducer, electromechanical transducer produced by the method, liquid-droplet jetting head, and liquid-droplet jetting apparatusAKIYAMA YOSHIKAZU·Filed 2010·Granted Feb 11, 2014·7 cites·10 claims
- 2478US5451346AFragrant peracetic acid-containing oxidizing compositionINABATA KORYO CO LTD·Filed 1993·Granted Sep 19, 1995·42 cites·10 claims
- 2577US9202717B2Method of making liquid discharge head, liquid discharge head, liquid discharge apparatus having liquid discharge head, and manufacturing apparatus of liquid discharge headTAKEUCHI ATSUSHI·Filed 2012·Granted Dec 1, 2015·4 cites·8 claims
- 2677US9056454B2Actuator, method of manufacturing the actuator, and liquid droplet ejecting head, liquid droplet ejecting apparatus, and image forming apparatus having the actuatorMACHIDA OSAMU·Filed 2014·Granted Jun 16, 2015·3 cites·6 claims
- 2776US9085145B2Method of forming electromechanical transducer film, electromechanical transducer film, electromechanical transducer element, and liquid discharge headSHIMOFUKU AKIRA·Filed 2014·Granted Jul 21, 2015·2 cites·3 claims
- 2876US7648734B2Apparatus for forming thin film and method for forming the sameRICOH PRINTING SYS LTD·Filed 2005·Granted Jan 19, 2010·4 cites·17 claims
- 2975US5790154AMethod of manufacturing an ink ejection recording head and a recording apparatus using the recording headHITACHI KOKI KK·Filed 1996·Granted Aug 4, 1998·34 cites·18 claims
- 3074US8888253B2Method of manufacturing electromechanical transducer layer, method of manufacturing electromechanical transducer element, electromechanical transducer layer formed by the method, electromechanical transducer element, inkjet head and inkjet recording apparatusMACHIDA OSAMU·Filed 2012·Granted Nov 18, 2014·3 cites·17 claims
- 3174US8770725B2Method of manufacturing electromechanical transducer element, electromechanical transducer element, discharging head, and inkjet recording deviceWATANABE YASUHIRO·Filed 2012·Granted Jul 8, 2014·3 cites·11 claims
- 3272US8713768B2Method of producing piezoelectric actuatorWATANABE YASUHIRO·Filed 2012·Granted May 6, 2014·2 cites·5 claims
- 3371US9537085B2Fabrication method of electromechanical transducer film, fabrication method of electromechanical transducer element, electromechanical transducer element, liquid ejection head, and image forming apparatusRICOH CO LTD·Filed 2015·Granted Jan 3, 2017·1 cites·6 claims
- 3471US8513983B2Gate drive circuit with overdrive protectionMACHIDA OSAMU·Filed 2011·Granted Aug 20, 2013·3 cites·3 claims
- 3569US8476677B2Semiconductor deviceMACHIDA OSAMU·Filed 2012·Granted Jul 2, 2013·2 cites·11 claims
- 3669US8188515B2Semiconductor deviceMACHIDA OSAMU·Filed 2009·Granted May 29, 2012·3 cites·14 claims
- 3768US9634230B2Fabrication method of electromechanical transducer film, electromechanical transducer element, liquid ejection head, and inkjet recording apparatusSHIMOFUKU AKIRA·Filed 2014·Granted Apr 25, 2017·1 cites·9 claims
- 3867US8546937B2Semiconductor deviceMACHIDA OSAMU·Filed 2011·Granted Oct 1, 2013·4 cites·11 claims
- 3965US8833921B2Thin-film forming apparatus, thin-film forming method, piezoelectric-element forming method, droplet discharging head, and ink-jet recording apparatusKIHIRA TAKAKAZU·Filed 2011·Granted Sep 16, 2014·1 cites·20 claims
- 4064US7077511B2Housing used in inkjet headRICOH PRINTING SYS LTD·Filed 2003·Granted Jul 18, 2006·8 cites·6 claims
- 4164US6161924AInk jet recording headFUJI PHOTO FILM CO LTD·Filed 1997·Granted Dec 19, 2000·22 cites·23 claims
- 4263US9969651B2Precursor sol-gel solution, electromechanical transducer element, liquid droplet discharge head, and inkjet recording apparatusTAKEUCHI ATSUSHI·Filed 2017·Granted May 15, 2018·0 cites·5 claims
- 4359US7859018B2Semiconductor device having nitride semiconductor layerSANKEN ELECTRIC CO LTD·Filed 2006·Granted Dec 28, 2010·2 cites·6 claims
- 4456US5966153AInk jet printing deviceHITACHI KOKI KK·Filed 1996·Granted Oct 12, 1999·15 cites·6 claims
- 4555US4963157AMethod for bleaching cellulosic fiber material with hydrogen peroxideNIPPON PEROXIDE CO LTD·Filed 1988·Granted Oct 16, 1990·18 cites·5 claims
- 4653US7745307B2Method of manufacturing an inkjet head through the anodic bonding of silicon membersRICOH PRINTING SYS LTD·Filed 2008·Granted Jun 29, 2010·0 cites·3 claims
- 4753US2014340854A1Electronic device and method of manufacturing the electronic deviceAKIYAMA YOSHIKAZU·Filed 2014·Application pending·0 cites
- 4852US10786988B2Electromechanical transducer element, method of producing the element, liquid discharge head incorporating the element, and liquid discharge apparatus incorporating the headTAKEUCHI ATSUSHI·Filed 2017·Granted Sep 29, 2020·0 cites·20 claims
- 4952US5265118ASilicon carbide whisker production apparatusTOKAI CARBON KK·Filed 1992·Granted Nov 23, 1993·9 cites·4 claims
- 5051US2021291231A1Electromechanical transducer element, ultrasonic transducer, ultrasonic probe, ultrasonic diagnostic apparatus, and method for manufacturing electromechanical transducer elementRICOH CO LTD·Filed 2021·Application pending·0 cites
Showing the top 50 of 69 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →