Inventor

Toshifumi Kakutani

Inventor

Abiko, JP

Overview

2007–2018

Patent span

Physics

Primary field (CPC G)

Patents· 27 as inventor

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

G03Gprimary

G03GElectrography51%

B65HHandling thin or filamentary material, e.g. sheets, webs, cables13%

G06KGraphical data reading9%

H04NPictorial communication, e.g. television9%

B41JTypewriters4%

B31FMechanical working or deformation of paper, cardboard or material worked in a manner analogous to paper2%

B42BPermanently attaching together sheets, quires or signatures or permanently attaching objects thereto2%

B42CBookbinding2%

G01NInvestigating or analysing materials by determining their chemical or physical properties2%

G02BOptical elements, systems or apparatus2%

PatentTitleYear

10,038,803Image forming apparatus2018 9,910,407'Image forming apparatus and image forming system'2018 9,864,299'Image forming apparatus including a developing unit to develop an electrostatic latent image on a photosensitive member'2018 9,746,824'Image forming apparatus'2017 9,650,220'Sheet feeding apparatus and image forming apparatus'2017 9,557,705'Image forming apparatus including determination of amount of waste toner'2017 9,557,703'Image forming apparatus'2017 9,523,945'Image forming apparatus that forms image on image carrier'2016 9,525,795'Image forming apparatus with rotary polygon mirror speed control'2016 9,505,580'Sheet material binding apparatus and image forming system with manual binding stand-by position'2016 9,467,586'Image forming apparatus'2016 9,417,559'Image forming apparatus'2016 9,354,592'Image forming apparatus having prearranged control board, power source board, and fixing, conveyance, tower supply and exposure units'2016 9,296,586'Sheet material binding apparatus and image forming system with manual binding stand-by position'2016 9,291,973'Image forming apparatus for performing color registration control based on detection result of patch image'2016 9,291,990'Image forming apparatus'2016 9,261,846'Image forming apparatus including power feeding members configured to hold a circuit board'2016 9,207,614'Image forming apparatus equipped with developer replenishment mechanism'2015 9,162,844'Image forming system having movable stapler, sheet post-processing apparatus, and control method'2015 9,139,397'Sheet binding processing apparatus and image forming system'2015 8,811,835'Image forming apparatus with residual toner detection'2014 8,305,029'Fan drive apparatus and image forming apparatus having fan drive apparatus'2012 7,865,095'Image forming apparatus including distance detection unit'2011 7,599,636'Fixing apparatus with current control to heater'2009 7,376,368'Water content determination apparatus, image forming apparatus, control method, and program'2008 7,321,738'Fixing apparatus with current control to heater'2008 7,277,113'Method and apparatus for image forming'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007–2018Patents assigned to CANON KK (27)· patent assignee history

2007Based in Ibaraki, JP· patent location history

2008–2012Based in Toride, JP· patent location history

2012–2014Patents assigned to KAKUTANI TOSHIFUMI (2)· patent assignee history

2014–2018Based in Abiko, JP· patent location history

2015Patents assigned to CANON KUBUSHIKI KAISHA (1)· patent assignee history

2017Based in Moriya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	27	2007–2018
KAKUTANI TOSHIFUMIself	2	2012–2014
CANON KUBUSHIKI KAISHA	1	2015

Locations

Location	Patents	Span
Abiko, JP	20	2014–2018
Toride, JP	5	2008–2012
Moriya, JP	1	2017
Ibaraki, JP	1	2007