Inventor

Takeshi Menjo

Inventor

Tokyo, JP

Overview

1989–2012

Patent span

Physics

Primary field (CPC G)

Patents· 36 as inventor

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

G03Gprimary

G03GElectrography72%

Y10TTechnical subjects covered by former us classification11%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

B60KArrangement or mounting of propulsion units or of transmissions in vehicles2%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds2%

C08LCompositions of macromolecular compounds2%

H04NPictorial communication, e.g. television2%

H05KPrinted circuits2%

Y02TClimate change mitigation technologies related to transportation2%

PatentTitleYear

8,218,990'Image formation system, image formation method, and image quality improvement method twice heating and pressing a toner image on a recording material'2012 7,510,036'Power conversion device and vehicle equipped therewith'2009 7,455,553'Semiconductor device with power module and an insulating member provided between a conductive casing and a non-insulating portion'2008 6,701,121'Color-mixing fixing device in which impact resilience of surface layer of fixing rotary member is 50% or less'2004 5,950,061'Fixing member having an inner elastic layer with a surface roughness'1999 5,903,802'Method for forming an image by absorbing a release agent using a release agent absorbing layer coated on feed passage member'1999 5,809,368'Image forming apparatus capable of forming an image having a plurality of colors on a light-transmitting recording material'1998 5,752,140'Developing device using development bias having oscillating part and a quiescent part'1998 5,742,873'Image forming apparatus and oil cleaning member'1998 5,722,007'Image forming apparatus having detection means for detecting density of developer'1998 5,669,050'Developing apparatus using blank pulse bias'1997 5,652,650'Color image apparatus including a plurality of developing devices having a particular sequence of operation'1997 5,636,010'Image forming apparatus having a plurality of developing means'1997 5,619,746'Image forming apparatus having recording material bearing member'1997 5,610,698'Image forming apparatus for inverting an original to record both surfaces on separate recording materials'1997 5,608,508'Rotatable member for fixing in which inorganic filler is contained in silicone rubber, and fixing device having the same'1997 5,589,920'Image forming apparatus in which plural transfer media are carried concurrently'1996 5,589,926'Color image forming apparatus for forming a color image by transferring color toner to transfer member'1996 5,582,902'Laminate film for receiving toner image and method for forming fixed toner image on laminate film'1996 5,559,587'Image forming apparatus'1996 5,499,088'Color toner image fixing apparatus having a back-up member, heater and film with a deformable surface layer'1996 5,469,244'Developing agent density control method of varying development bias in density control'1995 5,424,819'Image-forming apparatus capable of controlling application timing of releasing agent'1995 5,327,202'Elastic body of an addition reaction type silicone rubber elastic material used in elastic roller and fixing device'1994 5,289,246'Color mixing and fixing device preventing gloss unevenness'1994 5,289,245'Recording material for use in an image forming apparatus in which a powder toner image is formed on the recording material and then fixed by the application of heat and pressure'1994 5,285,248'Fixing device having silicone rubber sprayed with phenyl type silicone oil'1994 5,281,504'Laminate film for receiving toner image and method for forming fixed toner image on laminate film'1994 5,249,024'Image forming apparatus including fixing means with variable fixing speed'1993 5,243,393'Rotatory member for fixing and fixing device having the rotatory member'1993 5,075,732'Image forming apparatus which sets fixing roller speed depending on the number of copies on the transfer drum'1991 5,068,692'Rotatory member for fixing and fixing device having the rotatory member'1991 5,049,943'Fixing rotating member coated with an elastic layer and an offset prevention layer with a predetermined oil absorption rate'1991 4,914,737'Image forming apparatus'1990 4,912,515'Image forming apparatus'1990 4,883,019'Image forming apparatus having developer content detector'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2012Patents assigned to CANON KK (34)· patent assignee history

1989–2004Based in Tokyo, JP· patent location history

1999Based in Suntou-gun, JP· patent location history

2008–2009Patents assigned to TOYOTA MOTOR CO LTD (2)· patent assignee history

2008Patents assigned to KYOHO MACHINE WORKS LTD (1)· patent assignee history

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

2012Patents assigned to ISHIDUKA JIRO (1)· patent assignee history

2012Patents assigned to MENJO TAKESHI (1)· patent assignee history

2012Based in Abiko, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	34	1989–2012
TOYOTA MOTOR CO LTD	2	2008–2009
ISHIDUKA JIRO	1	2012
KYOHO MACHINE WORKS LTD	1	2008
MENJO TAKESHIself	1	2012

Locations

Location	Patents	Span
Tokyo, JP	32	1989–2004
Anjo, JP	2	2008–2009
Abiko, JP	1	2012
Suntou-gun, JP	1	1999