LexDanaLexDanabeta
Inventor

Toshiharu Kawai

Inventor
Yokohama, JP

Overview

31→
Patents
1999–2021
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%
F16DCouplings for transmitting rotation25%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables5%
A01GHorticulture2%
B05CApparatus for applying fluent materials to surfaces, in general2%
E05DHinges or suspension devices for doors, windows or wings2%
E05YIndexing scheme associated with subclasses e05d and e05f, relating to construction elements, electric control, power supply, power signal or transmission, user interfaces, mounting or coupling, details, accessories, auxiliary operations not otherwise provided for, application thereof2%
G02BOptical elements, systems or apparatus2%
G06FElectric digital data processing2%
G06TImage data processing or generation, in general2%
PatentTitleYear
11,108,032Method and apparatus for manufacturing secondary battery202110,520,886Image forming apparatus and cartridge201910,477,730Head-mounted display and gripping apparatus201910,345,751Image forming apparatus201910,054,898Image forming apparatus20189,996,051Image forming apparatus and cartridge20189,494,915'Image forming apparatus and cartridge'20169,134,695'Image forming apparatus with movable cartridge pressing member'20159,046,860'Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus'20159,037,036'Opening and closing mechanism and image-forming apparatus'20158,862,022'Image forming apparatus and cartridge'20148,798,497'Image forming apparatus'20148,725,042'Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus'20148,428,490'Color electrophotographic image forming apparatus'20138,270,892'Unit for cleaning end portion of recording material and image forming apparatus including the unit'20128,204,404'Image forming apparatus'20127,274,896'Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus'20077,248,814'Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus'20077,130,560'Image forming apparatus'20066,885,838'ELECTROPHOTOGRAPHIC PHOTOSENSITIVE DRUM HAVING TWISTED PROJECTION COUPLING MEMBER ENGAGEABLE WITH TWISTED HOLE DRIVING COUPLING OF MOTOR, AND PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS USING SAME'20056,501,926'Process cartridge and electrophotographic image forming apparatus'20026,501,927'Process cartridge and photosensitive drum driving mount'20026,349,188'Process cartridge, electrophotographic image forming apparatus, driving force transmission part and electrophotographic photosensitive drum'20026,336,018'Electrophotographic image forming apparatus, process cartridge, and drive mount for photosensitive drum'20026,240,266'Process cartridge and drum mount for photosensitive drum'20016,226,478'Process cartridge having drive mount for photosensitive drum'20016,175,706'Process cartridge, electrophotographic image forming apparatus driving force transmission part and electrophotographic photosensitive drum'20016,163,665'Process cartridge electrophotographic image forming apparatus and positioning there between'20006,128,454'Process cartridge, electrophotographic image forming apparatus, driving force transmission part, and electrophotographic photosensitive drum'20006,011,948'Obliquely traveling sheet correcting device and image forming apparatus'20005,903,803'Process cartridge, electrophotographic image forming apparatus, driving force transmission part, and electrophotographic photosensitive drum'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2019Patents assigned to CANON KK (30)· patent assignee history
1999–2019Based in Yokohama, JP· patent location history
2000–2002Based in Susono, JP· patent location history
2006–2015Based in Mishima, JP· patent location history
2012–2014Patents assigned to KAWAI TOSHIHARU (5)· patent assignee history
2013–2014Patents assigned to ITO YOSHIHIRO (2)· patent assignee history
2014Patents assigned to WATANABE KAZUSHI (1)· patent assignee history
2021Patents assigned to MURATA MANUFACTURING CO (1)· patent assignee history
2021Based in Nagaokakyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK301999–2019
KAWAI TOSHIHARUself52012–2014
ITO YOSHIHIRO22013–2014
MURATA MANUFACTURING CO12021
WATANABE KAZUSHI12014
Locations
LocationPatentsSpan
Yokohama, JP131999–2019
Mishima, JP92006–2015
Susono, JP82000–2002
Nagaokakyo, JP12021