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Inventor

Atsushi Sampe

Inventor
Kanagawa, JP

Overview

36→
Patents
2003–2013
Patent span
Physics
Primary field (CPC G)

Patents· 36 as inventor

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

G03Gprimary
G03GElectrography95%
F16CShafts5%
PatentTitleYear
8,428,479'Imaging device and image forming apparatus'20137,949,281'Process cartridge and image forming apparatus for effectively cleaning a charging roller at predetermined intervals'20117,894,758'Image forming apparatus, image forming device charging device and lubricant supplying device constitution'20117,680,429'Charging device including charging roller and cleaning roller'20107,486,916'Method and apparatus of image forming and process cartridge included in the apparatus'20097,477,862'Charged device, cleaning device, process cartridge, toner, and image-forming device that uses these'20097,460,810'Image forming apparatus having a cleaning roller for a charging roller of the apparatus'20087,433,615'Method of and image forming apparatus for controlling a light exposure condition'20087,428,393'Developing device, process cartridge, device unit, and image forming apparatus having a sealing member'20087,400,844'Image forming apparatus and process cartridge with a cleaner for removing toner from an image bearing member'20087,386,257'Imaging apparatus, and toner and process cartridge used in the imaging apparatus'20087,343,132'Image forming apparatus and process cartridge including sealable lubricating device'20087,305,203'Image forming apparatus including a process cartridge formed with a hole'20077,298,991'Image forming apparatus and image transferring unit for use in the same'20077,295,796'Image forming apparatus having a temporary toner holding device and a toner collecting device'20077,272,354'Cleaning unit and image forming apparatus having multiple cleaning blades'20077,266,324'Charging device, and process cartridge and image forming apparatus using the charging device'20077,218,877'Charging device, and process cartridge and image forming apparatus including the charging device using the same'20077,162,189'Method and apparatus of image forming and process cartridge included in the apparatus'20077,146,122'Image forming apparatus and image forming unit'20067,139,504'Charging device, and process cartridge and image forming apparatus using the charging device'20067,136,610'Image forming apparatus using installable process cartridge, method of positioning process cartridge, and process cartridge itself'20067,130,564'Method and apparatus for image forming capable of removing residual toner without using a toner cleaning system, process cartridge for use in the apparatus and toner used for the image forming'20067,127,195'Image forming apparatus and image transferring unit for use in the same'20067,110,696'Cleaning unit, process cartridge, and image forming apparatus'20067,085,528'Cleaning unit, process cartridge, and image forming apparatus'20067,072,602'Image forming apparatus and image forming unit'20067,065,316'Cleaning unit, process cartridge, image forming apparatus, and toner'20067,062,194'Charging device, and process cartridge and image forming apparatus including the charging device'20067,062,207'Powder transport apparatus and image forming apparatus that can stabilize replenishment of powder'20067,050,741'Imaging apparatus, and toner and process cartridge used in the imaging apparatus'20067,024,133'Image forming apparatus using a user installable process cartridge, a method of arranging the process cartridge, and the process cartridge itself'20066,996,354'Image forming apparatus and image transferring unit for use in the same'20066,873,814'Developing device using a two-ingredient type developer and image forming apparatus including the same'20056,856,774'Developing device including magnetic member provided on toner-scattering restraining device and image forming apparatus including the developing device'20056,601,991'Roller device for an image transferring device'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2010Patents assigned to RICOH KK (33)· patent assignee history
2003–2011Based in Yokohama, JP· patent location history
2005–2013Based in Kanagawa, JP· patent location history
2006–2007Based in Tokyo, JP· patent location history
2009–2010Based in Kanagwa, JP· patent location history
2011–2013Patents assigned to RICOH CO LTD (3)· patent assignee history
2013Patents assigned to ASAOKA AKIRA (1)· patent assignee history
2013Patents assigned to SAMPE ATSUSHI (1)· patent assignee history
2013Patents assigned to SATOH TOSHIYA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOH KK332003–2010
RICOH CO LTD32011–2013
ASAOKA AKIRA12013
SAMPE ATSUSHIself12013
SATOH TOSHIYA12013
Locations
LocationPatentsSpan
Kanagawa, JP182005–2013
Yokohama, JP142003–2011
Kanagwa, JP22009–2010
Tokyo, JP22006–2007