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Inventor

Takeroh Kurenuma

Inventor
Kanagawa, JP

Overview

36→
Patents
2001–2018
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
G03GElectrography50%
LOC1636%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
PatentTitleYear
RE047086Toner container and image forming apparatus20189,753,401'Powder container and image forming apparatus incorporating same'2017D0697132'Powder container'2014D0682926'Powder container'20138,160,461'Toner container and image forming apparatus'20128,145,100'Process cartridge including developing unit and incorporated in image forming apparatus'20128,135,315'Developer regulating member in a developing unit, process cartridge including same, and image forming apparatus incorporating same'20128,126,375'Toner container and image forming apparatus'20128,068,770'Toner cartridge, image forming apparatus, method of recycling toner cartridge'20117,991,334'Toner container and image forming apparatus'20117,962,069'Toner container, image forming apparatus, method of recycling toner container'20117,853,184'Toner container and image forming apparatus'20107,853,183'Toner container and image forming apparatus'20107,835,675'Toner container and image forming apparatus'20107,826,777'Toner container and image forming apparatus having first and second biasing elements that bias the toner container'20107,822,371'Toner container and image forming apparatus'2010D0619642'Toner cartridge holder'2010D0619643'Toner cartridge holder'2010D0617828'Toner cartridge holder'20107,720,417'Toner container and image forming apparatus'20107,706,699'Toner container and image forming apparatus'20107,702,262'Toner container including a container body with a gripper at the end thereof, and associated method'2010D0607045'Toner cartridge'2009D0607044'Toner cartridge'2009D0606583'Toner cartridge holder'2009D0602519'Toner cartridge'2009D0600275'Toner cartridge'2009D0599845'Toner cartridge'2009D0598949'Toner cartridge holder'2009D0598490'Toner cartridge'20097,577,379'Toner container, toner supply device and image forming apparatus'2009D0596225'Toner cartridge'2009D0591336'Toner cartridge'20097,184,691'Toner container, toner supply device and image forming apparatus'20077,177,573'Image forming apparatus with reversely rotated developer bearing members'20076,256,459'Developing apparatus and image forming apparatus using the same developing apparatus and method of determining end-of-toner condition'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2010Patents assigned to RICOH KK (22)· patent assignee history
2001–2013Based in Yokosuka, JP· patent location history
2009–2018Based in Kanagawa, JP· patent location history
2010–2018Patents assigned to RICOH CO LTD (14)· patent assignee history
2011–2017Patents assigned to KURENUMA TAKEROH (8)· patent assignee history
2011–2012Patents assigned to TAGUCHI NOBUYUKI (4)· patent assignee history
2011–2017Patents assigned to YAMANE MASAYUKI (4)· patent assignee history
2011Based in Tokyo, JP· patent location history
2012Based in Ebina, JP· patent location history
2012Based in Saitama-shi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOH KK222001–2010
RICOH CO LTD142010–2018
KURENUMA TAKEROHself82011–2017
TAGUCHI NOBUYUKI42011–2012
YAMANE MASAYUKI42011–2017
Locations
LocationPatentsSpan
Kanagawa, JP262009–2018
Yokosuka, JP52001–2013
Ebina, JP22012
Tokyo, JP22011
Saitama-shi, JP12012