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Inventor

Noriyuki Umezawa

Inventor
Yokohama, JP

Overview

29→
Patents
1993–2019
Patent span
Physics
Primary field (CPC G)

Patents· 29 as inventor

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

G03Gprimary
G03GElectrography72%
H04NPictorial communication, e.g. television8%
H05BElectric heating8%
B41JTypewriters6%
B41MPrinting, duplicating, marking, or copying processes6%
PatentTitleYear
RE047657Toner bottle having rib2019RE046689'Toner bottle having rib'20189,834,026Decoloring apparatus and paper conveyance method20179,669,643'Decoloring apparatus and paper conveyance method'20179,081,348'Image forming apparatus and control method therefor'2015RE045513'Toner bottle having rib away from discharge port'20158,655,201'Image forming apparatus and control method therefor'2014RE042312'TONER BOTTLE HAVING RIB BEING SENSED FOR BEING DISCRIMINATED, METHOD AND APPARATUS FOR DISCRIMINATING TONER BOTTLE TYPES ACCORDING TO A SENSED OBJECT ON THE TONER BOTTLE, STIRRING TONER, AND DETECTING THE AMOUNT OF REMAINING TONER'2011RE040058'TONER BOTTLE CAPABLE OF BEING DISCRIMINATED, METHOD AND APPARATUS FOR DISCRIMINATING TONER BOTTLE TYPES ACCORDING TO A SENSED OBJECT ON THE TONER BOTTLE STIRRING TONER, AND DETECTING THE AMOUNT OF REMAINING TONER'20087,228,084'Image forming apparatus and fixing device'20077,162,175'Image forming apparatus including temperature sensor and method thereof'20077,136,602'Image forming apparatus and method for controlling fixing temperature of the same'20067,062,193'Fixing device that is detachable from an image forming apparatus'20066,909,863'System and method for fixing control in an image forming apparatus'20056,813,456'Fixing device'20046,748,184'Image forming apparatus and fixing device'20046,660,979'Fixing device including an electromagnetic inductive coil member providing inductive heating'20036,625,405'Image forming apparatus and fixing device'20036,600,577'Image read apparatus and image read method'20036,522,846'Fixing device having connection member for supplying AC current to an electromagnetic induction coil'20036,507,008'Image forming apparatus and fixing device for fixing a toner image to a fixing device'20036,498,906'Image forming apparatus having fixing device for fixing developer image on recording medium by induction-heating heat roller'20026,495,810'Fixing device using induction heating as a heating source'20026,496,665'Image forming apparatus and fixing device'20026,427,056'Image forming apparatus having a fixing device for fixing developer image on recording medium by subjecting heat roller to induction heating'20026,308,017'Image forming system including oscillating type waste toner container'20016,289,182'Method and apparatus for discriminating toner bottle types, stirring toner, and detecting the amount of remaining toner'20016,256,469'Toner supply apparatus in image forming system'20015,223,904'Device and apparatus for detecting the size of an original place on an image-forming device'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2017Patents assigned to TOSHIBA KK (10)· patent assignee history
1993–2007Based in Yokohama, JP· patent location history
2001–2019Patents assigned to TOSHIBA TEC KK (27)· patent assignee history
2005–2019Based in Kanagawa, JP· patent location history
2008–2015Based in Tokyo, JP· patent location history
2014–2015Patents assigned to UMEZAWA NORIYUKI (2)· patent assignee history
2015Patents assigned to ITOH SHINICHI (1)· patent assignee history
2015Patents assigned to NISHI TAKAYUKI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOSHIBA TEC KK272001–2019
TOSHIBA KK101993–2017
UMEZAWA NORIYUKIself22014–2015
ITOH SHINICHI12015
NISHI TAKAYUKI12015
Locations
LocationPatentsSpan
Yokohama, JP181993–2007
Kanagawa, JP82005–2019
Tokyo, JP32008–2015