LexDanaLexDanabeta
Inventor

Akira Yoshimura

Inventor
Suntou-gun, JP

Overview

51→
Patents
1992–2021
Patent span
Physics
Primary field (CPC G)

Patents· 51 as inventor

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

G03Gprimary
G03GElectrography63%
C22BProduction and refining of metals10%
Y02PClimate change mitigation technologies in the production or processing of goods10%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%
C01BNon-metallic elements3%
A61BDiagnosis2%
C01GCompounds containing metals not covered by subclasses c01d or c01f2%
C08BPolysaccharides2%
C08JWorking-up2%
D21HPulp compositions2%
PatentTitleYear
11,022,908Image forming apparatus202110,761,478Process cartridge and image forming apparatus202010,642,218Process cartridge and image forming apparatus202010,591,868Image forming apparatus including a movable engageable member and process cartridge including a force receiving portion202010,571,854Process cartridge and image forming apparatus202010,401,788Image forming apparatus including a movable engageable spacing member and process cartridge including a force receiving portion201910,392,679Method for recovering gold from activated carbon201910,317,841Image forming apparatus201910,301,180Activated carbon regeneration method and gold recovery method201910,234,820Process cartridge and image forming apparatus201910,168,664Process cartridge including protrusion to receive a force for moving a developer roller201910,162,304Process cartridge and image forming apparatus20189,951,192Cellulose nanofibers, method for producing same, aqueous dispersion using cellulose nanofibers, and fiber-reinforced composite material20189,857,763'Process cartridge and image forming apparatus'20189,836,020Process cartridge with force receiving portion configured to receive a force to move a developing roller20179,829,856Process cartridge and image forming apparatus20179,519,260'Process cartridge and image forming apparatus'20169,507,318'Process cartridge and electrophotographic image forming apparatus'20169,501,034'Process cartridge and image forming apparatus'20169,494,916'Process cartridge and image forming apparatus'20169,465,353'Process cartridge and image forming apparatus'20169,429,906'Image forming apparatus including a movable engageable member and process cartridge including a force receiving portion'20169,335,726'Image forming apparatus having a transfer unit frame'20169,234,259'Process for recovery of copper from copper-containing chloride media'20169,141,083'Process cartridge and image forming apparatus'20159,141,038'Image forming apparatus'20159,122,237'Process cartridge and electrophotographic image forming apparatus'20159,075,353'Image forming apparatus having endless belt contact member'20158,971,760'Process cartridge and image forming apparatus'20158,918,014'Electrophotographic image forming apparatus'20148,849,178'Sheet detecting apparatus and image forming apparatus'20148,712,284'Process cartridge and electrophotographic image forming apparatus'20148,688,003'Process cartridge and electrophotographic image forming apparatus'20148,585,798'Method for recovering metal from ore'20138,588,646'Process cartridge and image forming apparatus'20138,472,838'Electrophotographic image forming apparatus with spacing member for spacing components of the apparatus'20138,417,144'Image forming apparatus'20138,388,730'Process of leaching gold'20138,369,743'Process cartridge and electrophotographic image forming apparatus'20138,213,831'Process cartridge and electrophotographic image forming apparatus'20128,165,494'Process cartridge having a member with a force receiving end movable to a position away from a cartridge housing'20128,150,293'Image forming apparatus'2012D0631092'Process cartridge'20117,869,740'Process cartridge and image forming apparatus'20117,860,433'Process cartridge and electrophotographic image forming apparatus'20107,842,120'Method of obtaining copper from ore'20107,778,570'Image forming apparatus'20107,509,071'Image forming apparatus detachably mounting a process cartridge having developing roller movable to contact and be spaced from a photosensitive drum'20096,685,654'Health indicator measuring device'2004D0352182'Collapsible seat'1994D0330640'Collapsable seat'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–1994Based in Los Angeles, CA, US· patent location history
2009–2021Patents assigned to CANON KK (39)· patent assignee history
2009–2021Based in Shizuoka, JP· patent location history
2010–2019Patents assigned to JX NIPPON MINING & METALS CORP (5)· patent assignee history
2010–2020Based in Suntou-gun, JP· patent location history
2010–2019Based in Hitachi, JP· patent location history
2011–2020Based in Nishikamo-gun, JP· patent location history
2012–2016Patents assigned to YOSHIMURA AKIRA (12)· patent assignee history
2012–2013Patents assigned to NUMAGAMI ATSUSHI (4)· patent assignee history
2013–2016Patents assigned to ABE YOSHIFUMI (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK392009–2021
YOSHIMURA AKIRAself122012–2016
JX NIPPON MINING & METALS CORP52010–2019
NUMAGAMI ATSUSHI42012–2013
ABE YOSHIFUMI32013–2016
Locations
LocationPatentsSpan
Suntou-gun, JP222010–2020
Nishikamo-gun, JP162011–2020
Hitachi, JP52010–2019
Shizuoka, JP32009–2021
Los Angeles, California, US21992–1994