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Inventor

Hirokazu Nakamura

Inventor
Osaka, JP

Overview

47→
Patents
1976–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 47 as inventor

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

G03Gprimary
G03GElectrography20%
F02BInternal-combustion piston engines10%
B41JTypewriters9%
A61FFilters implantable into blood vessels6%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables6%
H05KPrinted circuits6%
Y02TClimate change mitigation technologies related to transportation6%
A61BDiagnosis4%
F16FSprings4%
Y10TTechnical subjects covered by former us classification4%
PatentTitleYear
10,949,719Network system, interface board, method of controlling printing on an network system, and program202110,509,363Image forming device including fan with ducted airflow201910,268,159Image forming device including fan with ducted airflow20199,910,408'Image forming device including fan with ducted airflow'20189,519,267'Image forming apparatus including secondary transfer unit and fixing section disposed on printing paper transport path'20169,326,680'Ophthalmic apparatus'20169,317,010'Image forming device including secondary transfer unit and fixing section disposed on printing paper transport path'20169,207,592'Fixing device capable of preventing temperature drop due to heat absorption and image forming apparatus including same'20159,164,434'Fixing apparatus and image forming apparatus including the same'20159,152,100'Image forming apparatus having a sheet guide'20159,075,382'Image forming apparatus'20158,977,175'Fixing apparatus having an oil roller and image forming apparatus including the same'20158,948,670'Fixing apparatus and image forming apparatus including the same'20158,626,047'Fixing device for fixing developer to recording material and image forming apparatus equipped with the same'20148,611,801'Fixing apparatus and image forming apparatus'20138,554,122'Fixing device and image forming apparatus provided with same'20138,364,066'Image forming apparatus including a fixing apparatus with regulation member'20138,280,289'Fixing apparatus and image forming apparatus including the same'20128,099,034'Fixing apparatus'20127,628,490'Slit lamp microscope and ophthalmic laser treatment apparatus with the microscope'20097,610,754'Fluid pressure unit and fluid pressure unit control method'20097,331,662'Ink cartridge and image forming apparatus'20087,304,440'Electron-emitting apparatus'20077,229,435'Ophthalmic laser treatment apparatus'20077,226,152'Image forming apparatus'20077,221,896'Fixing device for fixing an unfixed developing agent on a recording medium and image forming apparatus including the same'20077,156,509'Image forming apparatus'20077,134,748'Recording apparatus'20067,066,582'Method for producing organic insulating coating and ink-jet printhead produced according to the method'20067,014,303'Inkjet printer'20066,991,326'Ink cartridge and image forming apparatus'20066,890,057'Inkjet printer waste ink storage apparatus'20056,238,385'Laser treatment apparatus'20016,058,130'Laser apparatus for generating different wavelength regions'20005,954,711'Laser treatment apparatus'19995,295,989'Light cable for use in an apparatus for ophthalmic operation using a laser beam'19944,338,902'Fuel supplying device for internal combustion engine'19824,305,358'Internal combustion engine'19814,210,104'Internal combustion engine'19804,178,889'Internal combustion engine'19794,133,322'Internal combustion engine'19794,125,036'Apparatus for driving engine balancers'19784,096,692'Air-pump system for reciprocating engines'19784,074,589'Four cylinder in-line engine with driving balancer system'19784,028,963'Engine balancer'19774,015,913'Diaphragm air pump'19773,995,610'Four cylinder straight-type engine with secondary balancer system'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1982Patents assigned to MITSUBISHI MOTORS CORP (11)· patent assignee history
1976–1982Based in Kyoto, JP· patent location history
1994–2016Patents assigned to NIDEK KK (7)· patent assignee history
1994–2001Based in Aichi, JP· patent location history
2005–2019Patents assigned to SHARP KK (26)· patent assignee history
2005–2008Based in Nara, JP· patent location history
2009–2016Based in Osaka, JP· patent location history
2012–2015Patents assigned to NAKAMURA HIROKAZU (8)· patent assignee history
2012–2015Patents assigned to YAMANAKA TAKASHI (7)· patent assignee history
2018–2019Based in Sakai, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHARP KK262005–2019
MITSUBISHI MOTORS CORP111976–1982
NAKAMURA HIROKAZUself82012–2015
NIDEK KK71994–2016
YAMANAKA TAKASHI72012–2015
Locations
LocationPatentsSpan
Osaka, JP152009–2016
Nara, JP92005–2008
Kyoto, JP91976–1982
Aichi, JP41994–2001
Sakai, JP32018–2019