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Inventor

Yoshiki Katayama

Inventor
Hachioji, JP

Overview

29→
Patents
1998–2016
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
G03GElectrography36%
B41JTypewriters22%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables11%
G01SRadio direction-finding8%
A61KPreparations for medical, dental or toiletry purposes6%
H04NPictorial communication, e.g. television6%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations3%
C07KPeptides3%
C12NMicroorganisms or enzymes3%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters3%
PatentTitleYear
9,250,325'Flasher type fish sonar'20168,644,112'Flasher type fish sonar'20148,616,544'Document feeder, document reader, and image forming apparatus with improved accuracy of document skew correction'20138,620,205'Image formation apparatus, image formation system, and output control method'20138,553,500'Flasher type fish sonar'20138,521,047'Image forming apparatus and toner concentration sensor'20138,342,501'Sheet feeding device and image forming apparatus with a plurality of sheet feed trays'20138,205,872'Sheet supply device and image forming apparatus'20127,892,834'Cellular signal-responsive gene transcriptional regulation system'20117,880,756'Image forming apparatus'20117,746,022'Stepping motor controller and stepping motor control program'20107,726,644'Paper sheet conveyance apparatus and image forming apparatus'20107,646,516'Image forming apparatus and reading method of two-sided document'20107,502,045'Image forming apparatus with LED head'20097,368,099'MRI contrast agents'20087,310,485'Temperature control of a fixing roller in an image forming apparatus'20077,289,745'Image forming apparatus with power supply system'20077,206,527'Information forming apparatus equipped with a fixing unit'20077,181,149'Image forming apparatus'20077,072,595'Controller for controlling the current supplied to a motor of an image forming apparatus'20067,062,187'Fixing device for use in image forming apparatus'20067,035,565'Image printing apparatus including a separate fixing unit control section'20066,725,001'Operation panel utilized for image-forming apparatus and image-forming apparatus'20046,371,595'Ink jet printer'20026,276,778'Printing apparatus'20016,176,564'Ink jet recording apparatus'20016,062,686'Hand held ink jet printer'20005,842,793'Printing Device'19985,829,893'Portable printing device'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2002Patents assigned to BROTHER IND LTD (5)· patent assignee history
1998–2002Based in Nagoya, JP· patent location history
2004–2011Based in Hachioji, JP· patent location history
2006–2007Based in Tokyo, JP· patent location history
2007–2013Patents assigned to KONICA MINOLTA BUSINESS TECH (14)· patent assignee history
2012–2014Patents assigned to KATAYAMA YOSHIKI (6)· patent assignee history
2012–2013Based in Toyokawa, JP· patent location history
2013–2016Patents assigned to HONDA ELECTRONIC (3)· patent assignee history
2013Patents assigned to HIGASHI NATSUYO (2)· patent assignee history
2013–2016Based in Toyohashi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KONICA MINOLTA BUSINESS TECH142007–2013
KATAYAMA YOSHIKIself62012–2014
BROTHER IND LTD51998–2002
HONDA ELECTRONIC32013–2016
HIGASHI NATSUYO22013
Locations
LocationPatentsSpan
Hachioji, JP102004–2011
Nagoya, JP61998–2002
Toyokawa, JP42012–2013
Toyohashi, JP32013–2016
Tokyo, JP32006–2007