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Inventor

Hiroya Abe

Inventor
Yokohama, JP

Overview

47→
Patents
1993–2020
Patent span
Physics
Primary field (CPC G)

Patents· 47 as inventor

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

G03Gprimary
G03GElectrography24%
G11BInformation storage based on relative movement between record carrier and transducer20%
F16HGearing12%
H04NPictorial communication, e.g. television12%
Y10TTechnical subjects covered by former us classification8%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%
B02CCrushing, pulverising, or disintegrating in general3%
B22FWorking metallic powder3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
B01DSeparation1%
PatentTitleYear
10,877,413Fixing belt, fixing device, and image forming apparatus20209,927,014'Stator structure for torque converter'20189,372,435'Toner carrier'20169,372,436'Toner carrier'20169,267,591'Torque converter stator structure'20169,098,016'Roller, developing roller, developing device, process cartridge, and image forming apparatus'20158,971,754'Toner carrier'20158,958,729'Magnet roller, developer bearer, development device, process cartridge, and image forming apparatus'20158,565,652'Development roller, development device, process cartridge and image-forming apparatus'20138,535,116'Magnetic particle carrying device, and developing unit, process cartridge, and image forming apparatus using the same, and surface treatment method of the same'20138,500,615'Magnetic roller and manufacturing method thereof, developer carrier, development device, processing cartridge, and image forming apparatus'20138,175,501'Development roller including a development sleeve, surface treatment device that treats an outer surface of the development sleeve and wire member that roughens the outer surface of the development sleeve'20128,135,316'Development roller, development device, process cartridge and image forming device'20128,023,867'Magnet roller and method for the same, magnetic particle-support member, development device, process cartridge, and image forming apparatus'20117,917,067'Magnetic field generating member and manufacturing method thereof, magnetic particle support body, image development device, process cartridge and image forming apparatus'20117,905,434'Powder processing apparatus'20117,907,876'Developer carrier, development device, process cartridge, and image forming apparatus'20117,899,374'Magnetic particle carrying device, and developing unit, process cartridge, and image forming apparatus using the same, and surface treatment method of the same'20117,891,094'Method of manufacturing a hollow body used in an image forming apparatus'20117,890,030'Magnetic roller, developer carrier, developing device, process cartridge, and image forming apparatus'20117,806,109'Fuel supply apparatus'20107,686,238'Powder processing method'20107,664,441'Developer holding member, development device, process cartridge, image forming apparatus and method of manufacturing hollow body'20107,263,272'Digital/analog compatible video tape recorder'20077,250,212'Porous body-coated fiber, porous body-coated particle, and formed article using the same'20077,094,179'Hydraulic transmission apparatus with lockup clutch'20067,066,312'Fluid transmitting system with lock-up clutch'20066,798,979'Digital/analog compatible video tape recorder'20046,459,541'Magnetic recording and reproducing apparatus arranged to save electric power consumed in detecting tape end and reduce load on microprocessor'20026,447,246'Torque converter'20026,357,569'Torque converter equipped with lock-up mechanism'20026,341,679'Control unit for a torque converter with a lockup mechanism'20026,272,285'Digital/analog compatible video tape recorder'20016,141,172'Magnetic recording and reproducing apparatus arranged to save electric power consumed in detecting tape end and reduce load on microprocessor'20006,104,567'Recording and reproducing apparatus including a tracking apparatus with a steady speed deviation circuit'20006,021,016'Magnetic recording and reproducing apparatus arranged to save electric power consumed in detecting tape end and reduce load on microprocessor'20005,978,546'Digital/analog compatible video tape recorder'19995,956,461'Camcorder and controller'19995,930,274'Information recording and reproduction apparatus to be controlled by temporal information'19995,760,988'Tracking method and apparatus used in helical scan magnetic recording/reproducing system'19985,699,206'Magnetic recording and reproducing apparatus arranged to save electric power consumed in detecting tape end and reduce load on microprocessor'19975,699,370'Information recording and reproduction apparatus to be controlled by temporal information'19975,640,849'Stator assembly for a fluid torque converter'19975,617,266'Motor stabilizing control apparatus for use with motors, including for use with a drum motor in a magnetic tape system'19975,559,414'Control unit of direct-current motor'19965,487,003'Simulation method and device for aiding the design of a fluid torque converter'19965,234,039'Sealing device for fuel supply port of fuel tank for use in vehicles'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2007Patents assigned to HITACHI LTD (15)· patent assignee history
1996–2018Patents assigned to HONDA MOTOR CO LTD (8)· patent assignee history
1996–2007Based in Hiratsuka, JP· patent location history
1996–2006Based in Saitama, JP· patent location history
2002–2018Based in Wako, JP· patent location history
2010–2016Based in Yokohama, JP· patent location history
2011–2020Patents assigned to RICOH CO LTD (17)· patent assignee history
2012–2020Patents assigned to ABE HIROYA (12)· patent assignee history
2012–2015Patents assigned to KAMIYA NORIYUKI (7)· patent assignee history
2015–2020Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOH CO LTD172011–2020
HITACHI LTD151996–2007
ABE HIROYAself122012–2020
HONDA MOTOR CO LTD81996–2018
KAMIYA NORIYUKI72012–2015
Locations
LocationPatentsSpan
Yokohama, JP152010–2016
Hiratsuka, JP131996–2007
Saitama, JP51996–2006
Wako, JP42002–2018
Kanagawa, JP32015–2020