Inventor

Naoki Watanabe

Inventor

Tokyo, JP

Overview

1988–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 189 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G06Fprimary

G06FElectric digital data processing12%

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy6%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%

C23CCoating metallic material5%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%

G11BInformation storage based on relative movement between record carrier and transducer3%

H01LSemiconductor devices3%

F25BRefrigeration machines, plants or systems3%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h103%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications3%

PatentTitleYear

11,088,276Silicon carbide semiconductor device2021 11,065,853Polyimide film layered body2021 11,018,361Fuel cell stack device and fuel cell device2021 10,979,619Image capturing apparatus capable of highly-accurate autofocus calibration and control method thereof, and storage medium2021 10,910,215Method of forming later insulating films for MTJ2021 10,857,762Polymer film coated with a layer of silane coupling agent2020 10,858,688Observation method using binding and dissociation probe2020 10,860,119Active capacitive stylus, sensor controller, related system and method2020 10,834,307Image pickup apparatus2020 10,805,712Headphone, reproduction control method, and program2020 10,797,653Consecutive Doherty amplifier2020 10,790,386Silicon carbide semiconductor device with horizontal and vertical current flow2020 10,786,789Ejector, fuel cell system equipped with ejector and refrigeration cycle system equipped with ejector2020 10,747,339Digital ink coding method, digital ink decoding method, digital ink data structure, and method of generating file including digital ink2020 10,671,989System for transmitting electronic receipt2020 10,601,375Modified three-stage doherty amplifier2020 10,593,792Semiconductor device and method for manufacturing the same2020 10,587,945Headphone, reproduction control method, and program2020 10,566,525Method for manufacturing magnetoresistive element2020 10,554,082Axial gap type rotating machine2020 10,466,816Active capacitive stylus, sensor controller, related system and method2019 10,453,949Semiconductor device and method of manufacturing the same2019 10,432,147Inverted three-stage Doherty amplifier2019 10,418,947Doherty amplifier2019 10,395,229System for transmitting electronic receipt2019 10,378,100Sputtering apparatus and recording medium for recording control program thereof2019 10,325,801Mounting table system, substrate processing apparatus, and temperature control method2019 10,295,228Magnetic heat pump device2019 10,290,704Semiconductor device and method for manufacturing same, power conversion device, three-phase motor system, automobile, and railway carriage2019 10,187,015Doherty amplifier2019 10,136,039Image pickup apparatus capable of preventing thermal deformation of a fixing member fixed to image pickup device package2018 10,078,379Active capacitive stylus, sensor controller, related system and method2018 10,068,214Portable terminal and its programs, settlement apparatus, and merchandising information providing apparatus2018 10,065,821Accommodating device and image forming apparatus2018 10,068,798Method and processing apparatus for performing pre-treatment to form copper wiring in recess formed in substrate2018 10,054,340Magneto-caloric effect element and thermo-magnetic cycle apparatus2018 10,046,933Image forming apparatus2018 10,044,049Solid oxide fuel cell device and method for manufacturing same2018 10,003,088Solid oxide fuel cell stack2018 9,995,512Magnetic refrigeration system with single direction coolant devices and vehicle air conditioning device applications2018 9,975,536Electric parking brake device2018 9,960,259Semiconductor device, method for manufacturing same, power conversion device, three-phase motor system, automobile, and railway carriage2018 9,927,781'Management of a graphical user interface to be displayed on a display of an image forming apparatus'2018 9,885,500'Magnetic heat pump system and air-conditioning system using that system'2018 9,871,265'Method for manufacturing a solid oxide fuel cell device'2018 9,849,736Tire position determination system2017 9,792,784'Shopping support server and program'2017 9,780,391'Solid oxide fuel cell device'2017 9,755,249'Solid oxide fuel cell stack'2017 9,696,064'Thermo-magnetism cycle apparatus'2017 9,694,631'Tire position determination system'2017 9,652,058'Active capacitives stylus, sensor controller, related system and method'2017 9,583,773'Solid oxide fuel cell unit'2017 9,567,667'Dual-target sputter deposition with controlled phase difference between target powers'2017 9,546,803'Reciprocating magnetic heat pump apparatus with multiple permanent magnets in different configurations'2017 9,543,608'Solid oxide fuel cell and manufacturing method and manufacturing apparatus for same'2017 9,534,815'Magnetic heat pump with agitating structure and additives for heat transfer medium'2017 9,534,816'Thermo-magnetic cycle apparatus with bypass valve'2017 9,534,814'Magneto-caloric effect type heat pump apparatus'2017 9,495,024'Active capacitive stylus, sensor controller, related system and method'2016 9,478,811'Solid oxide fuel cell and method for producing the same'2016 9,461,327'Solid oxide fuel cell and method for producing the same'2016 9,331,348'Solid oxide fuel cell device'2016 9,322,579'Thermo-magnetic cycle apparatus'2016 9,300,985'Information distribution device, information distribution method, and information distribution program'2016 9,252,435'Solid oxide fuel cell device'2016 9,188,777'Image pickup apparatus capable of preventing foreign matters from adhering to optical member'2015 9,190,689'Solid oxide fuel cell'2015 9,180,742'Tire position determination system having tire pressure sensors and using axle rotation detectors'2015 D0734833'Electromagnetic valve'2015 9,070,920'Solid oxide fuel cell device'2015 9,027,339'Thermo-magnetic engine apparatus and reversible thermo-magnetic cycle apparatus'2015 8,980,409'Laminate, method for producing same, and method for producing device structure using same'2015 8,968,538'Sputtering device and sputtering method'2015 8,934,290'Magnetoresistance effect device and method of production of the same'2015 8,932,438'Method of manufacturing magnetoresistive element, sputter deposition chamber, apparatus for manufacturing magnetoresistive element having sputter deposition chamber, program and storage medium'2015 8,927,162'Solid oxide fuel cell system performing different restart operations depending on operation temperature'2015 8,921,006'Fuel cell assembly and fuel cell device with current collector between fuel cells'2014 8,906,208'Sputtering apparatus, sputtering method, and electronic device manufacturing method'2014 8,875,522'Magnetic heat pump apparatus'2014 8,823,235'Rotor for axial gap-type permanent magnetic rotating machine'2014 8,823,989'Printing system, preview display control program and preview display control method'2014 8,795,910'Solid oxide fuel cell device'2014 8,778,559'Solid oxide fuel cell and method for producing the same'2014 8,765,325'Solid oxide fuel cell and method for producing the same'2014 8,764,258'Inner lens for vehicle light and vehicle light including the same'2014 8,741,495'Solid oxide fuel cell device'2014 8,706,171'Hands-free terminals and hands-free system for cars'2014 8,589,259'Purchasing transaction support system'2013 8,580,459'Fuel cell with flow channel member for supplying reactive gas'2013 8,540,852'Method and apparatus for manufacturing magnetoresistive devices'2013 8,435,596'Oxidizing method and oxidizing apparatus'2013 8,431,274'Solid oxide fuel cell device'2013 8,406,514'Image processing device and recording medium storing image processing program'2013 8,394,649'Method of production of a magnetoresistance effect device'2013 8,390,157'Cooling mechanism for axial gap type rotating machines'2013 8,359,535'Order taking apparatus'2013 8,341,998'Forming apparatus and forming method'2013 8,332,187'Cantilever evaluation system, cantilever evaluation method, and cantilever evaluation program'2012 8,299,676'Axial gap type coreless rotating machine'2012 8,298,717'Fuel cell body, fuel cell unit, fuel cell stack, and fuel cell device including each of them'2012 8,216,018'Display manufacturing method'2012 8,160,848'Apparatus for generating coarse-grained simulation image of sample to be measured with a probe of a scanning probe microscope'2012 8,147,924'Apparatus for manufacturing magnetic recording disk, and in-line type substrate processing apparatus'2012 8,097,380'Fuel cell body, fuel cell unit, fuel cell stack, and fuel cell device including each of them'2012 8,092,139'Inline-type wafer conveyance device'2012 8,016,537'Inline-type wafer conveyance device'2011 7,960,884'Axial gap type rotating machine'2011 7,941,622'Point in time remote copy for multiple sites'2011 7,917,668'Disk controller'2011 7,873,177'Headphone apparatus and headphone system'2011 7,868,126'Process for producing polyester, polyester produced using said process, and polyester molded product'2011 7,851,103'Solid oxide fuel cell with lanthanum-gallate oxide and having high output performance'2010 7,824,497'Apparatus for manufacturing magnetic recording disk, and in-line type substrate processing apparatus'2010 7,757,114'Data synchronization of multiple remote storage after remote copy suspension'2010 7,731,825'Manufacturing apparatus of magnetoresistance elements'2010 7,727,409'Magnetoresistance effect device and method of production thereof'2010 7,698,521'Data synchronization of multiple remote storage'2010 7,652,852'Magnetoresistance effect device and a preform therefor'2010 7,613,319'Electronic watermark generating apparatus, method, and program for generating electronic watermark'2009 7,594,074'Storage system'2009 7,548,924'Managing method for storage subsystem'2009 7,536,523'Point in time remote copy for multiple sites'2009 7,536,527'Data-migration method'2009 7,517,438'Magnetic recording disk, magnetic recording disk manufacturing method and magnetic recording disk manufacturing system'2009 7,469,307'Storage system with DMA controller which controls multiplex communication protocol'2008 7,467,238'Disk controller and storage system'2008 7,461,176'Method for initialization of storage systems'2008 7,451,289'Storage device and system for providing communications buffer reservation function'2008 7,437,803'Grip handle type door handle apparatus'2008 7,421,549'Method and apparatus of remote copy for multiple storage subsystems'2008 7,421,614'Data synchronization of multiple remote storage after remote copy suspension'2008 7,353,240'Method and storage system that enable sharing files among multiple servers'2008 7,334,101'Point in time remote copy for multiple sites'2008 7,318,133'Method and apparatus for replicating volumes'2008 7,302,536'Method and apparatus for managing replication volumes'2007 7,269,703'Data-migration method'2007 7,249,220'Storage system'2007 7,235,951'Charging apparatus'2007 7,234,033'Data synchronization of multiple remote storage facilities'2007 7,231,401'Method and apparatus for implementing extensible network-attached secondary storage'2007 7,231,469'Disk controller'2007 7,213,021'Method and apparatus for storage network management'2007 7,139,826'Initial copy for remote copy'2006 7,139,932'Data synchronization of multiple remote storage after remote copy suspension'2006 7,132,383'Polymerization catalyst for polyester, polyester produced with the same, and process for producing polyester'2006 7,127,568'Throttling in storage systems'2006 7,127,581'Data-migration method'2006 7,120,739'Storage system'2006 7,120,769'Point in time remote copy for multiple sites'2006 7,115,191'Magnetic recording disk, magnetic recording disk manufacturing method and magnetic recording disk manufacturing system'2006 7,039,777'Method and apparatus for managing replication volumes'2006 7,024,526'Apparatus and method of null data skip remote copy'2006 6,993,524'Network-attached disk unit with data protection function and server protecting data stored in network-attached disk device'2006 6,976,103'Data migration method using storage area network'2005 6,973,555'Storage device and system for providing communications buffer reservation function'2005 6,775,230'Apparatus and method for transmitting frames via a switch in a storage area network'2004 6,748,502'Virtual volume storage'2004 6,745,303'Data synchronization of multiple remote storage'2004 6,740,209'Multilayer film deposition apparatus, and method and apparatus for manufacturing perpendicular-magnetic-recording media'2004 6,610,373'Magnetic film-forming device and method'2003 6,571,729'Apparatus for depositing a thin film on a data recording disk'2003 6,572,934'Method for manufacturing a magnetic recording disk'2003 6,519,598'Active memory and memory control method, and heterogeneous data integration use system using the memory and method'2003 6,455,101'Method for depositing a protective carbon coating on a data recording disk'2002 6,325,270'Solder removing apparatus'2001 6,250,374'Apparatus and method for treating substrates'2001 6,234,479'Controller for game machines'2001 6,228,439'Thin film deposition apparatus'2001 6,176,932'Thin film deposition apparatus'2001 6,148,366'Storage system which transfers a command and data corresponding to said command subsequent to said command'2000 6,112,872'Electromagnetic clutch'2000 6,057,659'Speaker apparatus'2000 6,044,245'Electrostatic recording apparatus and cleaning blade'2000 5,762,766'Method for depositing magnetic film on both substrate surfaces and mechanism for performing same'1998 5,754,756'Disk array system having adjustable parity group sizes based on storage unit capacities'1998 5,463,444'Heat development processor wherein steam is discharged from a heat sensitive material'1995 5,357,445'Taper angle setting and displaying method for programming unit'1994 5,322,268'Method of and apparatus for supplying photosensitive lithographic printing plates'1994 5,216,459'Operation control device for a camera'1993 5,190,286'Image synthesizing system and shooting game machine using the same'1993 5,165,085'Stroke end checking apparatus for machine tool of numerical control'1992 5,072,088'Wire cut electric discharge machining method'1991 5,043,551'Wire cut-type electric discharging method'1991 5,041,984'Method of calculating an amount of offset in a wire cut electric discharge machining operation'1991 5,003,332'Electrically operated camera which selectively inhibits shutter release based on film presence'1991 4,940,871'Method of restoring a wire electrode broken during an electric discharge machining operation'1990 4,931,108'Method of heat treatment of rolled steel material using foams impregnated with water soluble polymers'1990 4,786,338'Method for cooling rolled steels'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2017Patents assigned to WATANABE NAOKI (36)· patent assignee history

1994–2018Based in Kanagawa, JP· patent location history

1998–2021Patents assigned to HITACHI LTD (48)· patent assignee history

1998–2021Based in Tokyo, JP· patent location history

2000–2011Based in Hachioji, JP· patent location history

2004–2010Based in Sunnyvale, CA, US· patent location history

2009–2019Patents assigned to CANON ANELVA CORP (15)· patent assignee history

2010–2018Patents assigned to TOTO LTD (24)· patent assignee history

2014–2020Patents assigned to DENSO CORP (13)· patent assignee history

2014–2018Based in Chigasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	48	1998–2021
WATANABE NAOKIself	36	1988–2017
TOTO LTD	24	2010–2018
CANON ANELVA CORP	15	2009–2019
DENSO CORP	13	2014–2020

Locations

Location	Patents	Span
Tokyo, JP	48	1998–2021
Sunnyvale, California, US	14	2004–2010
Chigasaki, JP	12	2014–2018
Kanagawa, JP	11	1994–2018
Hachioji, JP	10	2000–2011