Inventor · disambiguated record
Kei Matsuoka
Also filed as: MATSUOKA KEI
24 granted patents·26 pending applications·149 citations·filing 1999–2024
93Inventor score
Top patents by PatentIndex Score
50 records- 0192US6579642B2Battery deviceTOSHIBA BATTERY·Filed 2001·Granted Jun 17, 2003·43 cites·8 claims
- 0287US7479338B2Fuel cell systemTOSHIBA KK·Filed 2005·Granted Jan 20, 2009·8 cites·21 claims
- 0385US10384890B2Paper feeding deviceTOSHIBA KK·Filed 2018·Granted Aug 20, 2019·2 cites·15 claims
- 0482US7318969B2Fuel cellTOSHIBA KK·Filed 2006·Granted Jan 15, 2008·5 cites·5 claims
- 0582US6335116B1Battery device having a turbulence accelerator for disordering a coolant flowTOSHIBA BATTERY·Filed 1999·Granted Jan 1, 2002·57 cites·4 claims
- 0680US11124375B2Paper feeding device, image forming device, and electrode feeding deviceTOSHIBA KK·Filed 2019·Granted Sep 21, 2021·2 cites·22 claims
- 0775US6917521B2Centrifugal blower unit having swirl chamber, and electronic apparatus equipped with centrifugal blower unitTOSHIBA KK·Filed 2002·Granted Jul 12, 2005·21 cites·10 claims
- 0872US2024299025A1Needle holder and method of using sameOLYMPUS CORP·Filed 2024·Application pending·0 cites
- 0965US2025096622A1Rotating electric machineTOSHIBA KK·Filed 2024·Application pending·0 cites
- 1065US2025096649A1Rotating electric machineTOSHIBA KK·Filed 2024·Application pending·0 cites
- 1163US12004738B2Needle holder and method of using sameOLYMPUS CORP·Filed 2020·Granted Jun 11, 2024·0 cites·19 claims
- 1261US10088522B2Apparatus and method for detecting faults in multilayer semiconductorsTOSHIBA MEMORY CORP·Filed 2016·Granted Oct 2, 2018·1 cites·13 claims
- 1360US8122804B2Slicing guide device for preparing texture slices, texture slices preparing device, and method for preparing texture slicesNOGUCHI MASANORI·Filed 2007·Granted Feb 28, 2012·3 cites·20 claims
- 1460US7901825B2Direct type fuel cell power generatorTOSHIBA KK·Filed 2008·Granted Mar 8, 2011·0 cites·14 claims
- 1558US7563524B2Fuel cell systemTOSHIBA KK·Filed 2003·Granted Jul 21, 2009·4 cites·14 claims
- 1658US2025094665A1Information processing device, information processing method, and computer program productTOSHIBA KK·Filed 2024·Application pending·0 cites
- 1757US2014060794A1Heat storage apparatus, air conditioning apparatus, and heat storage methodTOSHIBA KK·Filed 2013·Application pending·0 cites
- 1856US11256212B2Paper feeding device and image processing apparatusTOSHIBA KK·Filed 2020·Granted Feb 22, 2022·0 cites·19 claims
- 1956US2008145742A1Fuel cell unitTOSHIBA KK·Filed 2008·Application pending·0 cites
- 2055US2010248080A1Fuel collection deviceTOSHIBA KK·Filed 2009·Application pending·0 cites
- 2154US7927760B2Methods to control water flow and distribution in direct methanol fuel cellsPENN STATE RES FOUND·Filed 2004·Granted Apr 19, 2011·2 cites·25 claims
- 2254US2024113578A1Rotary electric machine, motor, rotor, and permanent magnet motorTOSHIBA KK·Filed 2023·Application pending·0 cites
- 2353US7858246B2Gas-liquid separation system and fuel cell systemTOSHIBA KK·Filed 2008·Granted Dec 28, 2010·0 cites·14 claims
- 2452US7435499B2Fuel cartridge for fuel cell and fuel cellTOSHIBA KK·Filed 2007·Granted Oct 14, 2008·0 cites·19 claims
- 2552US7364811B2Fuel CellTOSHIBA KK·Filed 2004·Granted Apr 29, 2008·1 cites·11 claims
- 2652US2024172927A1Bending portion of endoscope, endoscope, and manufacturing method of bending portion of endoscopeOLYMPUS MEDICAL SYSTEMS CORP·Filed 2023·Application pending·0 cites
- 2752US2015083199A1Photovoltaic power generation systemTOSHIBA KK·Filed 2014·Application pending·0 cites
- 2852US2015083198A1Photovoltaic power generation systemTOSHIBA KK·Filed 2014·Application pending·0 cites
- 2950US8877405B2Fuel cell including membrane electrode assembly to maintain humidity conditionSATO YUUSUKE·Filed 2008·Granted Nov 4, 2014·0 cites·20 claims
- 3050US2005208359A1Fuel cell systemTOSHIBA KK·Filed 2005·Application pending·0 cites
- 3150US2008075988A1Fuel cell system and method of controlling a fuel cell systemTOSHIBA KK·Filed 2007·Application pending·0 cites
- 3250US2008206620A1Gas-liquid separation system and fuel cell systemTOSHIBA KK·Filed 2008·Application pending·0 cites
- 3349US10102880B2Information processing device, shooting apparatus and information processing methodOLYMPUS CORP·Filed 2014·Granted Oct 16, 2018·0 cites·12 claims
- 3449US7351486B2Direct type fuel cell power generatorTOSHIBA KK·Filed 2003·Granted Apr 1, 2008·0 cites·3 claims
- 3549US2020086323A1Apparatus for maintaining liquid membrane and chemical sensorTOSHIBA KK·Filed 2019·Application pending·0 cites
- 3649US2008241622A1Electronic appliance and fuel cell unitTOSHIBA KK·Filed 2008·Application pending·0 cites
- 3749US2015061428A1Axial gap-type power generatorTOSHIBA KK·Filed 2014·Application pending·0 cites
- 3847US7351489B2Fuel cell unitTOSHIBA KK·Filed 2004·Granted Apr 1, 2008·0 cites·14 claims
- 3946US2005069744A1Fuel cellTOSHIBA KK·Filed 2004·Application pending·0 cites
- 4046US2018330758A1Information processing device, shooting apparatus and information processing methodOLYMPUS CORP·Filed 2018·Application pending·0 cites
- 4145US2005079394A1Fuel cellTOSHIBA KK·Filed 2004·Application pending·0 cites
- 4244US10095088B2Optical apparatusOLYMPUS CORP·Filed 2017·Granted Oct 9, 2018·0 cites·9 claims
- 4344US6921442B2Nickel-based heat-resistant alloyDAIDO STEEL CO LTD·Filed 2001·Granted Jul 26, 2005·0 cites·6 claims
- 4444US2013074533A1Air-conditioning systemYAGI RYOSUKE·Filed 2012·Application pending·0 cites
- 4543US9989833B2Illumination apparatus and image pickup system including the sameOLYMPUS CORP·Filed 2017·Granted Jun 5, 2018·0 cites·18 claims
- 4643US2004062964A1Direct methanol fuel cell systemTOSHIBA KK·Filed 2003·Application pending·0 cites
- 4741US2004045272A1Fluidized-bed gasification method and apparatusFiled 2001·Application pending·0 cites
- 4841US2018152626A1Imaging deviceMATSUOKA KEI·Filed 2017·Application pending·0 cites
- 4939US2006137579A1Gasification systemFUJIMURA HIROYUKI·Filed 2004·Application pending·0 cites
- 5038US2004247499A1System for synthesizing liquid fuelFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →