LexDanaLexDanabeta
Inventor

Akira Higeta

Inventor
Funabashi, JP

Overview

40→
Patents
1990–2014
Patent span
Physics
Primary field (CPC G)

Patents· 40 as inventor

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

G03Gprimary
G03GElectrography74%
F16DCouplings for transmitting rotation16%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables6%
F16CShafts2%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%
PatentTitleYear
8,905,908'Lubricant supplying method, supporting member and rotatable member unit'20147,920,806'Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus'20117,660,545'Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus'20107,630,661'Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus'20097,489,885'Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus'20097,231,161'Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus'20077,092,655'Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus'20067,062,199'Process cartridge remanufacturing method'20066,999,696'Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus'20066,763,209'Process cartridge remanufacturing method'20046,735,404'Process cartridge and remanufacturing method therefor'20046,721,520'Remanufacturing method for process cartridge'20046,714,751'Connecting pin for process cartridge, and process cartridge'20046,643,481'Remanufacturing method for process cartridge'20036,643,482'Remanufacturing method for process cartridge'20036,615,008'Remanufacturing method for process cartridge'20036,577,829'REMANUFACTURING METHOD FOR A PROCESS CARTRIDGE HAVING A TONER SEAL THAT IS UNSEALED UPON THE START OF USE OF THE CARTRIDGE COMPRISING THE STEPS OF SEPARATING FIRST AND SECOND UNITS OF THE CARTRIDGE AND RECOUPLING THE UNITS WITHOUT REMOUNTING THE TONER SEAL'20036,574,445'Method of remanufacturing process cartridge including additional seal mounting step'20036,519,430'Remanufacturing method comprising developing blade dismounting and mounting steps'20036,505,020'Remanufacturing method of process cartridge'20036,493,527'Process cartridge'20026,473,577'Process cartridge remanufacturing method'20026,415,111'Process cartridge and image forming apparatus having process cartridge that has a plurality of measuring electrode members'20026,400,914'Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus'20026,397,025'Process cartridge remanufacturing method'20026,311,026'Process cartridge and image forming apparatus including means for detecting mounting of the process cartridge to main body of image forming apparatus, and process cartridge and developer cartridge including positioning portion'20016,185,390'Electrophotographic image forming apparatus having process cartridge with particular arrangement of electrical contacts'20016,101,348'Developing unit, process cartridge and electrophotographic image forming apparatus'20005,809,374'Process cartridge including a seal member formed from a liquid-foam material'19985,740,499'Image forming apparatus including process cartridge having elastic sealing members interposed between frames'19985,708,913'Coating apparatus, process cartridge and electrophotographic image forming apparatus'19985,682,587'Developing apparatus using hollow magnet roller'19975,585,889'Process cartridge and image forming apparatus'19965,485,249'Process cartridge frame, process cartridge and image forming apparatus'19965,452,056'Image forming apparatus, process cartridge mountable within it and method for attaching photosensitive drum to process cartridge'19955,331,373'Image forming apparatus, process cartridge mountable within it and method for attaching photosensitive drum to process cartridge'19945,230,503'Sheet feeding apparatus with adjustable urging members'19935,167,409'Apparatus and method for aligning a sheet against a side registrating member using plural alignment devices'19925,162,857'Sheet conveyer having a sheet aligner'19924,953,846'Apparatus for conveying a sheet obliquely'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2014Patents assigned to CANON KK (40)· patent assignee history
1990–1992Patents assigned to NIPPON SEIMITSU KOGYO (2)· patent assignee history
1990–1993Based in Yokohama, JP· patent location history
1993Patents assigned to DAIICHI SEIKI KOGYO KK (1)· patent assignee history
1994–1996Based in Hiratsuka, JP· patent location history
1996–2006Based in Funabashi, JP· patent location history
2004–2009Based in Shizuoka, JP· patent location history
2009–2014Based in Suntou-gun, JP· patent location history
2014Patents assigned to HIGETA AKIRA (1)· patent assignee history
2014Patents assigned to MATSUDA KENJI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK401990–2014
NIPPON SEIMITSU KOGYO21990–1992
DAIICHI SEIKI KOGYO KK11993
HIGETA AKIRAself12014
MATSUDA KENJI12014
Locations
LocationPatentsSpan
Funabashi, JP191996–2006
Shizuoka, JP82004–2009
Suntou-gun, JP42009–2014
Yokohama, JP41990–1993
Hiratsuka, JP31994–1996