LexDanaLexDanabeta
Inventor

Hideki Maeshima

Inventor
Mishima, JP

Overview

65→
Patents
2005–2021
Patent span
Physics
Primary field (CPC G)

Patents· 65 as inventor

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

G03Gprimary
G03GElectrography86%
LOC168%
Y10TTechnical subjects covered by former us classification3%
F16HGearing2%
LOC072%
PatentTitleYear
11,073,787Process cartridge with a coupling member having a movable force receiving portion202110,948,868Process cartridge with a coupling member having a movable force receiving portion202110,838,356Process cartridge and image forming apparatus202010,712,707Process cartridge having a positioning portion capable of positioning a driving force receiving portion of a coupling member202010,698,361Process cartridge having a coupling member and a coupling member supporting portion202010,691,063Process cartridge and image forming apparatus202010,670,986Developing apparatus and image forming apparatus202010,545,427Developing apparatus and image forming apparatus202010,372,062Developing apparatus and process cartridge201910,101,688Gear unit, developing device, and manufacturing method therefor201810,025,266Process cartridge including a coupling member and a sheet that contacts the coupling member20189,964,921Process cartridge and image forming apparatus20189,933,725Developing device, process cartridge, and electrophotographic image forming apparatus20189,880,517'Process cartridge and image forming apparatus'20189,785,087'Developer container, developing apparatus, process cartridge, and image forming apparatus'20179,785,086'Developer container, developing device, process cartridge, and image forming apparatus'20179,696,684'Process cartridge and image forming apparatus'2017D0790004'Process cartridge for image forming apparatus'2017D0790005'Process cartridge for image forming apparatus'2017D0789446'Process cartridge for image forming apparatus'2017D0788213'Process cartridge for image forming apparatus'20179,658,591'Cleaning apparatus, process cartridge, and image forming apparatus'20179,632,479'Process cartridge and image forming apparatus'20179,618,880'Developing device, process cartridge, and electrophotographic image forming apparatus'20179,535,370'Developing device, process cartridge, and electrophotographic image forming apparatus'20179,519,264'Process cartridge and image forming apparatus'20169,507,318'Process cartridge and electrophotographic image forming apparatus'20169,310,713'Developer container, developing device, process cartridge, and image forming apparatus'20169,285,756'Regulating device, image bearing member cleaning device, developing device, cleaning device, process cartridge and image forming apparatus'20169,239,544'Development apparatus, process cartridge, and image forming apparatus'20169,122,237'Process cartridge and electrophotographic image forming apparatus'20159,098,012'Electrophotographic image forming apparatus and process cartridge'20159,081,323'Developing device, process cartridge, and image forming apparatus'20159,075,387'Cartridge and image forming apparatus'20159,063,501'Developer accommodating unit with light guide member for detecting remaining toner amount'20159,046,814'Developing device, process cartridge, and image forming apparatus'20158,831,487'Regulating device, image bearing member cleaning device, developing device, cleaning device, process cartridge and image forming apparatus'20148,688,003'Process cartridge and electrophotographic image forming apparatus'20148,666,281'Process cartridge and developing device'20148,583,006'Electrophotographic image forming apparatus and process cartridge with electrical contacts that urge developer roller to photosensitive drum'20138,565,639'Process cartridge and image forming apparatus'20138,369,743'Process cartridge and electrophotographic image forming apparatus'20138,213,828'Electrophotographic image forming apparatus and process cartridge mounted thereto having contacts electrically connecting with an electrical contact'20128,059,986'Cartridge assembling method and cartridge reassembling method'20117,813,671'Process cartridge and electrophotographic image forming apparatus'2010D0587304'Toner cartridge'20097,466,939'Electrophotographic image forming apparatus to which a plurality of process cartridges are detachably mountable by using a moving guide and an opening and closing member'20087,349,649'Process cartridge, positioning mechanism therefor and electrophotographic image forming apparatus'20087,340,197'Process cartridge, mounting mechanism therefor and electrophotographic image forming apparatus'20087,162,181'Remanufacturing method for process cartridge'20077,158,735'Process cartridge, mounting method of electrophotographic photosensitive drum and replacing method of the photosensitive drum'20077,127,194'Process cartridge, positioning mechanism therefor and electrophotographic image forming apparatus'20067,092,657'Electrophotographic image forming apparatus, and process cartridge'20067,088,939'Process cartridge and electrophotographic image forming apparatus'20067,072,594'Developing apparatus, process cartridge, and image forming apparatus'20067,072,603'Process cartridge and holding member'20067,046,942'Process cartridge and image forming apparatus'2006D0519150'Image forming apparatus'20067,024,134'Rigid process cartridge and electrophotographic image forming apparatus incorporating the same'20066,980,758'Process cartridge, mounting mechanism therefor and electrophotographic image forming apparatus'20056,968,142'Process cartridge and image forming apparatus'20056,947,686'Process cartridge and spacer for same'20056,947,685'Process cartridge and electrophotographic image forming apparatus'20056,922,536'Process cartridge and electrophotographic image forming apparatus'20056,839,529'Developing device and process cartridge'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005–2021Patents assigned to CANON KK (63)· patent assignee history
2005–2021Based in Mishima, JP· patent location history
2005–2008Based in Shizuoka, JP· patent location history
2005–2006Based in Kanagawa, JP· patent location history
2006Based in Tokyo, JP· patent location history
2011–2015Patents assigned to MAESHIMA HIDEKI (8)· patent assignee history
2011–2013Patents assigned to MURAYAMA KAZUNARI (5)· patent assignee history
2012–2013Patents assigned to KAKITANI MASAKI (2)· patent assignee history
2013–2014Patents assigned to NITTANI SUSUMU (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK632005–2021
MAESHIMA HIDEKIself82011–2015
MURAYAMA KAZUNARI52011–2013
KAKITANI MASAKI22012–2013
NITTANI SUSUMU22013–2014
Locations
LocationPatentsSpan
Mishima, JP582005–2021
Shizuoka, JP42005–2008
Kanagawa, JP22005–2006
Tokyo, JP12006