Inventor

Akiyoshi Yokoi

Inventor

Shizuoka, JP

Overview

1999–2018

Patent span

Physics

Primary field (CPC G)

Patents· 31 as inventor

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

G03Gprimary

G03GElectrography49%

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy11%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution11%

Y10TTechnical subjects covered by former us classification7%

B25JManipulators4%

LOC164%

B29CShaping or joining of plastics2%

B29LIndexing scheme associated with subclass b29c, relating to particular articles2%

G05BControl or regulating systems in general2%

G05DSystems for controlling or regulating non-electric variables2%

PatentTitleYear

10,144,132Robot controlling method, robot apparatus, program and recording medium2018 8,546,040'Fuel cell'2013 8,403,387'Gripping apparatus, robot system and gripping method'2013 8,141,792'Pressure controller, valve having pressure controller, and fuel cell equipped with valve having pressure controller'2012 8,084,162'Fuel cell and fuel cell apparatus with a switch responsive to an amount of water contained in the electrolyte membrane'2011 8,071,250'Fuel cell stack'2011 7,914,944'Atmosphere open type fuel cell'2011 7,296,341'Disassembling tool for process cartridge'2007 7,209,676'Electrophotographic image forming apparatus, cartridge and process cartridge'2007 7,200,347'Electrophotographic image forming apparatus, cartridge and process cartridge'2007 7,073,251'Disassembling tool for process cartridge'2006 6,952,544'Method of reproducing process cartridge or developing apparatus'2005 6,941,092'Remanufacturing method for process cartridge'2005 6,868,243'Image forming apparatus having process cartridge with connection arrangement for side frame bodies'2005 6,804,476'Process cartridge and developing device detachably attachable to image forming apparatus main body and having developer seal member with grip portion, and such image forming apparatus'2004 6,804,475'PROCESS CARTRIDGE COMPRISING GROUNDING, CHARGING BIAS, AND DEVELOPING BIAS CONTACTS AND INPUT AND OUTPUT CONTACTS, AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS TO WHICH THE PROCESS CARTRIDGE IS DETACHABLY MOUNTABLE'2004 6,804,483'Electrophotographic image forming apparatus and process cartridges'2004 D0492958'Image forming apparatus'2004 6,735,405'Method of remanufacturing process cartridge and developing device'2004 6,704,525'Developing device, process cartridge and electrophotographic image forming apparatus'2004 6,701,106'Cartridge having developer containing portion with inner pressure regulating function'2004 6,684,040'Developing device, process cartridge, electrophotographic image forming apparatus, and developer container and method of assembling the developer container'2004 6,658,224'Process cartridge and electrophotographic image forming apparatus'2003 6,625,413'Developing device, process cartridge and electrophotographic image forming apparatus'2003 D0478615'Image forming apparatus'2003 6,606,469'Developing apparatus mounted on image forming apparatus'2003 6,587,650'Electrophotographic image forming apparatus, process cartridge, and developing device having developer amount detector'2003 6,571,070'Process cartridge and image forming apparatus'2003 6,463,223'Electrophotographic image forming apparatus, process cartridge developing device, developer supply container and measuring part therefor'2002 6,253,036'Electrophotographic image forming apparatus, process cartridge, developing device and measuring part'2001 5,940,658'Toner frame and process cartridge'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2018Patents assigned to CANON KK (31)· patent assignee history

2001–2007Based in Shizuoka, JP· patent location history

2003–2004Based in Sunto-gun, JP· patent location history

2007Based in Kanagawa, JP· patent location history

2011–2013Patents assigned to YOKOI AKIYOSHI (5)· patent assignee history

2011Patents assigned to MOGI SATOSHI (2)· patent assignee history

2011–2012Patents assigned to NAKAKUBO TORU (2)· patent assignee history

2011–2013Based in Yokohama, JP· patent location history

2012–2018Based in Kawasaki, JP· patent location history

2013Patents assigned to MIYAZAKI YOSHIYUKI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	31	1999–2018
YOKOI AKIYOSHIself	5	2011–2013
MOGI SATOSHI	2	2011
NAKAKUBO TORU	2	2011–2012
MIYAZAKI YOSHIYUKI	1	2013

Locations

Location	Patents	Span
Shizuoka, JP	18	2001–2007
Yokohama, JP	4	2011–2013
Kawasaki, JP	3	2012–2018
Sunto-gun, JP	3	2003–2004
Kanagawa, JP	2	2007