Inventor

Wakako Murakami

Inventor

Tokyo, JP

Overview

2006–2009

Patent span

Physics

Primary field (CPC G)

Patents· 8 as inventor

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

G03Gprimary

G03GElectrography89%

F16CShafts11%

PatentTitleYear

7,639,957'Image forming apparatus including controller to detect condition of image developer'2009 7,483,648'Process cartridge and image forming apparatus using the same'2009 7,460,810'Image forming apparatus having a cleaning roller for a charging roller of the apparatus'2008 7,433,615'Method of and image forming apparatus for controlling a light exposure condition'2008 7,343,132'Image forming apparatus and process cartridge including sealable lubricating device'2008 7,305,203'Image forming apparatus including a process cartridge formed with a hole'2007 7,136,610'Image forming apparatus using installable process cartridge, method of positioning process cartridge, and process cartridge itself'2006 7,024,133'Image forming apparatus using a user installable process cartridge, a method of arranging the process cartridge, and the process cartridge itself'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006–2009Patents assigned to RICOH KK (8)· patent assignee history

2006–2009Based in Tokyo, JP· patent location history

2008Based in Suginami-ku, JP· patent location history

2009Based in Kokubunji, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
RICOH KK	8	2006–2009

Locations

Location	Patents	Span
Tokyo, JP	6	2006–2009
Kokubunji, JP	1	2009
Suginami-ku, JP	1	2008