Inventor

Koji Imamiya

Inventor

Kanagawa, JP

Overview

1994–2021

Patent span

Physics

Primary field (CPC G)

Patents· 42 as inventor

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

G03Gprimary

G03GElectrography63%

B41MPrinting, duplicating, marking, or copying processes8%

H05KPrinted circuits5%

B41JTypewriters3%

G05DSystems for controlling or regulating non-electric variables3%

H04MTelephonic communication3%

H04NPictorial communication, e.g. television3%

Y10TTechnical subjects covered by former us classification3%

B65HHandling thin or filamentary material, e.g. sheets, webs, cables2%

C09DCoating compositions, e.g. paints, varnishes or lacquers2%

PatentTitleYear

11,061,349Heating device, fixing device and image forming apparatus2021 10,942,473Airflow guides in developing device2021 10,901,343Developing device with removable seal closing port and image forming apparatus having the same2021 10,766,722Image forming apparatus and sheet conveyance method2020 10,725,401Developing device with a gap forming member and image forming apparatus having the same2020 10,503,095Image forming apparatus and developer replacement method of image forming apparatus2019 10,067,469Image forming apparatus using humidity and temperature detection2018 10,036,978Image forming apparatus and developer replacement method of image forming apparatus2018 9,671,727'Method for erasing image'2017 9,405,241'Image processing apparatus and method for operating image processing apparatus'2016 9,298,143'Method for erasing image'2016 9,201,327'Electrophotographic toner'2015 9,164,408'Electrophotographic toner'2015 9,104,153'Image forming apparatus'2015 9,044,981'Image processing apparatus and method for operating image processing apparatus'2015 8,971,747'Image forming apparatus and method for controlling image forming apparatus, which includes fixing and decolorizing section'2015 8,963,973'Image forming apparatus and image forming method'2015 8,918,002'Image forming apparatus and method for controlling image forming apparatus, which includes fixing and decolorizing section'2014 8,892,020'Image forming apparatus and image forming method'2014 8,805,224'Image forming apparatus'2014 8,730,285'Decoloring apparatus, image forming apparatus, and decoloring method'2014 8,691,487'Electrophotographic toner'2014 8,615,189'Image forming apparatus and image forming method'2013 8,603,722'Toner producing method and toner'2013 8,541,156'Method for erasing image'2013 8,512,461'Inkjet ink and inkjet ink manufacturing method'2013 8,486,598'Electrophotographic toner'2013 8,487,972'Decoloring apparatus, image forming apparatus, and decoloring method'2013 8,465,897'Electrophotographic toner'2013 7,877,871'Method of manufacturing an electronic circuit formed on a substrate'2011 7,583,909'Image forming apparatus and image forming method using decolorizing toner'2009 7,433,637'Image forming apparatus and method of manufacturing electronic circuit using the same'2008 7,203,436'Image forming apparatus and image forming method using decolorizing toner'2007 7,067,398'Method of producing electronic circuit and electronic circuit'2006 6,385,421'Image forming apparatus including a returning mechanism for returning excessive developing liquid'2002 6,104,901'Image forming apparatus with a squeeze roller for controlling a liquid developer quantity'2000 6,014,538'Cleaning device for cleaning copy machine component'2000 5,930,556'Image forming apparatus'1999 5,477,006'Developing device having developing roller and conductive member'1995 5,424,817'Developing device having disordering member in contact with supply roller'1995 5,333,040'Developing device having improved toner transport capacity for use in an image forming apparatus'1994 5,324,884'Developing device having first and second toner supply means with an electric field generated therebetween'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2021Patents assigned to TOSHIBA KK (21)· patent assignee history

1994–2021Based in Kanagawa, JP· patent location history

1994–2021Based in Kawasaki, JP· patent location history

2000–2021Patents assigned to TOSHIBA TEC KK (37)· patent assignee history

2013–2015Patents assigned to IMAMIYA KOJI (10)· patent assignee history

2013–2015Patents assigned to AOKI TAKAYASU (8)· patent assignee history

2013–2015Patents assigned to ITOU TSUYOSHI (6)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOSHIBA TEC KK	37	2000–2021
TOSHIBA KK	21	1994–2021
IMAMIYA KOJIself	10	2013–2015
AOKI TAKAYASU	8	2013–2015
ITOU TSUYOSHI	6	2013–2015

Locations

Location	Patents	Span
Kanagawa, JP	26	1994–2021
Kawasaki, JP	15	1994–2021