Inventor

Toru Katsumi

Inventor

Kawasaki, JP

Overview

1991–2020

Patent span

Physics

Primary field (CPC G)

Patents· 17 as inventor

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

G03Gprimary

G03GElectrography85%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%

H04NPictorial communication, e.g. television5%

PatentTitleYear

10,802,430Image heating apparatus having a belt and a regulating portion to regulate movement of the belt in a sheet width direction2020 7,773,888'Image forming apparatus maintenance via error transmission'2010 7,106,984'Image forming apparatus'2006 6,668,149'Image forming apparatus'2003 6,631,249'Image forming apparatus capable of preventing the overflow of toner on a clean blade'2003 6,438,333'Image forming apparatus with reduced transfer current to transfer material rear end'2002 6,415,130'Image forming apparatus with curling and recurling means'2002 6,173,150'Separation charger for an image forming apparatus'2001 6,157,794'System to reduce mixing of toner and magnetic carrier'2000 5,610,689'Image forming apparatus having failure diagnosing function'1997 5,526,106'Image forming apparatus with transfer material separating means'1996 5,486,905'Developing agent recovery apparatus and image forming apparatus using such recovery apparatus'1996 5,486,903'Image forming apparatus with paper thickness detector'1996 5,481,337'Method and apparatus for correcting image formation in accordance with a potential measurement and a density measurement selected along an axial direction of a photosensitive drum'1996 5,300,987'Image forming apparatus which reduces or eliminates density irregularity due to thermal deformation of a developing sleeve'1994 5,227,849'Developing apparatus and developer carrying member usable therewith'1993 5,029,314'Image formation condition controlling apparatus based on fuzzy inference'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2020Patents assigned to CANON KK (17)· patent assignee history

1991–1996Based in Yokohama, JP· patent location history

1994–1997Based in Kawasaki, JP· patent location history

2000–2002Based in Mishima, JP· patent location history

2003–2006Based in Ibaraki, JP· patent location history

2010–2020Based in Toride, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	17	1991–2020

Locations

Location	Patents	Span
Kawasaki, JP	5	1994–1997
Mishima, JP	4	2000–2002
Ibaraki, JP	3	2003–2006
Yokohama, JP	3	1991–1996
Toride, JP	2	2010–2020