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Inventor

Masaki Hirakata

Inventor
Kanagawa, JP

Overview

40→
Patents
2001–2021
Patent span
Performing operations
Primary field (CPC B)

Patents· 40 as inventor

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

B82Yprimary
B82YSpecific uses or applications of nanostructures19%
G03GElectrography16%
C01BNon-metallic elements7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry5%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems4%
Y10TTechnical subjects covered by former us classification4%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients3%
H01JElectric discharge tubes or discharge lamps3%
B05DProcesses for applying fluent materials to surfaces, in general2%
PatentTitleYear
11,012,021Inverter device and control circuit therefor, and motor driving system202110,998,808Power conversion device202110,317,809Image forming apparatus and unit for image forming apparatus201910,185,276Image forming apparatus having an interceptor to intercept toner particles201910,073,364Electrophotographic photoreceptor and image forming apparatus201810,001,714Electrophotographic photosensitive member, process cartridge, and image forming apparatus20189,904,204'Unit for image forming apparatus, process cartridge, image forming apparatus, and electrophotographic photoreceptor'20189,864,286'Electrophotographic photoreceptor, process cartridge, and image forming apparatus'20189,831,801Three-phase inverter system including control circuit to detect failure in an output current sensor20179,740,115'Electrophotographic photoreceptor, process cartridge, and image forming apparatus'20179,658,544'Electrophotographic photoreceptor, process cartridge, and image forming apparatus'20179,541,886'Image forming apparatus'20179,341,963'Electrophotographic photoreceptor, process cartridge, and image forming apparatus'20168,993,206'Electrophotographic photoreceptor, process cartridge, and image forming apparatus'20158,722,294'Baroplastic, resin composition, electrostatic-image-developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus and image forming method'20148,417,156'Image forming method, process cartridge and image forming apparatus'20138,309,292'Polyester resin for electrostatic image developing toner and manufacturing method of the same, electrostatic image developing toner, electrostatic image developer and image forming apparatus'20128,088,545'Production apparatus and production method of wired member using electrophotographic method'20128,052,952'Composite and method of manufacturing the same'20118,048,490'Carbon nanotube composite structure and method of manufacturing the same'20117,834,942'Image writing/display device and image writing/display method'20107,695,769'Composite and method of manufacturing the same'20107,592,050'Method for forming carbon nanotube thin film'20097,576,172'Method of preparing aliphatic polymer having ketone group in main chain thereof and method of preparing composition containing the same'20097,528,215'Aliphatic polymer having ketone group and ether bonding in its main chain and resin composition containing the same'20097,452,828'Carbon nanotube device, method of manufacturing the same, and carbon nanotube transfer body'20087,411,085'Carbon nanotube dispersion, production method of carbon nanotube structure and carbon nanotube structure'20087,382,041'Organic-inorganic composite insulating material for electronic element, method of producing same and field-effect transistor comprising same'20087,368,009'Carbon fine particle structure and process for producing the same, carbon fine particle transcriptional body for producing the same, solution for producing carbon fine particle structure, carbon fine particle structure, electronic device using carbon fine particle structure and process for producing the same, and integrated circuit'20087,364,709'Manufacturing apparatus and method for carbon nanotube'20087,355,334'Electron beam generator device having carbon nanotube structure with a crosslinked network structure'20087,309,404'Manufacturing apparatus and method for carbon nanotube'20077,244,374'Composite and method of manufacturing the same'20077,244,373'Composite and method of manufacturing the same'20077,217,374'Resistance element, method of manufacturing the same, and thermistor'20077,132,039'Manufacturing apparatus and method for carbon nanotube'20067,081,429'Gas decomposing unit, electrode for a fuel cell, and method of manufacturing the gas decomposing unit'20066,936,228'Manufacturing apparatus for carbon nanotube'20056,934,144'Capacitor and method of manufacturing the same'20056,288,595'On-delay-compensating arm on-detection circuit'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2021Patents assigned to FUJI ELECTRIC CO LTD (4)· patent assignee history
2001–2021Based in Tokyo, JP· patent location history
2005–2019Patents assigned to FUJI XEROX CO LTD (36)· patent assignee history
2005–2011Based in Nakai-machi, JP· patent location history
2008–2019Based in Kanagawa, JP· patent location history
2009Based in Ashigarakami-gun, JP· patent location history
2012–2014Patents assigned to HIRAKATA MASAKI (4)· patent assignee history
2013–2014Patents assigned to MERA FUMIAKI (2)· patent assignee history
2013–2014Patents assigned to SHIOZAKI HIROFUMI (2)· patent assignee history
2017Based in Hino, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJI XEROX CO LTD362005–2019
FUJI ELECTRIC CO LTD42001–2021
HIRAKATA MASAKIself42012–2014
MERA FUMIAKI22013–2014
SHIOZAKI HIROFUMI22013–2014
Locations
LocationPatentsSpan
Kanagawa, JP212008–2019
Nakai-machi, JP132005–2011
Tokyo, JP32001–2021
Ashigarakami-gun, JP22009
Hino, JP12017