Inventor

Yasutsugu Saijo

Inventor

Tokyo, JP

Overview

1990–2011

Patent span

Performing operations

Primary field (CPC B)

Patents· 23 as inventor

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

B41Jprimary

B41JTypewriters61%

B65HHandling thin or filamentary material, e.g. sheets, webs, cables17%

G03GElectrography13%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them9%

PatentTitleYear

8,002,268'Sheet feeding device and recording apparatus with separating means'2011 7,559,546'Sheet feeding device and recording apparatus'2009 7,374,162'Sheet feeding device and recording apparatus'2008 7,040,614'Sheet feeding device and recording apparatus'2006 6,913,340'Ink jet recording apparatus and cleaning portion of such recording apparatus'2005 6,908,010'Driven rotary body, sheet material conveying apparatus, and recording apparatus'2005 6,783,205'Ink jet recording apparatus and handling method thereof'2004 6,739,714'Image formation apparatus'2004 6,550,890'Ink jet printing apparatus'2003 6,523,929'Image forming apparatus'2003 6,341,858'Image formation apparatus'2002 6,312,093'Ink jet recording apparatus'2001 6,293,647'Liquid discharge apparatus'2001 6,231,157'Ink jet recording apparatus comprising improved cleaning mechanism'2001 6,081,282'Cap mechanism for ink jet recording apparatus system'2000 6,017,109'Ink jet apparatus'2000 5,992,966'Ink jet recording apparatus'1999 5,975,676'Ink jet recording apparatus and recovery processing device for said apparatus'1999 5,603,560'Projection apparatus'1997 5,004,336'Transmissive original projecting apparatus'1991 5,001,515'Image forming apparatus and image forming unit mountable on same'1991 4,975,746'Process cartridge and image forming apparatus using same'1990 4,954,845'Image fixing device and image forming apparatus with same'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2011Patents assigned to CANON KK (23)· patent assignee history

1990–2011Based in Tokyo, JP· patent location history

1990Based in Kawasaki, JP· patent location history

2008–2009Based in Setagaya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	23	1990–2011

Locations

Location	Patents	Span
Tokyo, JP	20	1990–2011
Setagaya, JP	2	2008–2009
Kawasaki, JP	1	1990