LexDanaLexDanabeta
Inventor

Yoshihiro Takada

Inventor
Kawasaki, JP

Overview

94→
Patents
1980–2020
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 94 as inventor

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

H04Nprimary
H04NPictorial communication, e.g. television18%
B41JTypewriters15%
F01LCyclically operating valves for machines or engines9%
A61KPreparations for medical, dental or toiletry purposes5%
F04DNon-positive-displacement pumps4%
Y10TTechnical subjects covered by former us classification4%
G03GElectrography3%
G06KGraphical data reading3%
Y02TClimate change mitigation technologies related to transportation3%
A61MDevices for introducing media into, or onto, the body3%
PatentTitleYear
10,858,970Lubricating structure of variable valve train202010,858,969Variable valve train202010,677,114Variable valve operating device for internal combustion engine202010,677,112Internal combustion engine202010,598,055Variable valve operating apparatus202010,480,357Variable valve train201910,473,004Variable valve train201910,378,396Variable valve-operating device201910,145,274Internal combustion engine201810,138,769Variable valve train20188,413,623'Internal combustion engine with variable valve control system'20138,205,588'Variable valve-actuating mechanism for an internal combustion engine, and engine incorporating same'20128,136,492'Internal combustion engine having a variable valve control system, and method of using same'20127,980,213'Internal combustion engine equipped with a variable valve control system'20117,975,662'Internal combustion engine having a hydraulically-actuated variable valve control system, and motorcycle incorporating same'20117,556,345'Image recording apparatus and method for recording an image on a recording medium'20097,222,933'Inkjet recording apparatus and recovery control after interruption of its recording operation'20077,185,965'Inkjet recording apparatus and recovery control after interruption of its recording operation'20076,932,454'Image recording apparatus and method for recording an image on a recording medium'20056,863,371'Image recording apparatus for recording an image on a recording medium'20056,655,772'Printing apparatus and printhead temperature management method'20036,619,914'Centrifugal fan runner and air cleaner'20036,547,361'Image recording apparatus which compensates for a defective recording area'20036,494,676'Centrifugal fan runner and air cleaner'20026,481,514'Auxiliary power device of wheelchair'20026,445,871'Image outputting apparatus'20026,398,358'Textile ink jet recording method with temporary halt function'20026,305,346'Fuel injection internal combustion engine with sub-combustion chamber'20016,301,017'Image processing method and apparatus for reducing image degradation'20016,188,850'Printing paper and method of image formation employing the same'20016,179,402'Image recording apparatus having a variation correction function'20016,156,090'Air cleaner having vanes with a winglike cross-section between a shroud and baseplate for rotation within a housing'20006,151,040'Image recording apparatus for a cloth recording medium'20006,116,728'Ink jet recording method and apparatus and recorded matter'20006,095,111'Fuel injection internal combustion engine with sub-combustion chamber'20006,055,954'Spark ignition type internal combustion engine with sub-combustion chamber'20006,045,210'Image recording apparatus having a variation correction fluid'20006,036,300'Method for recording image and apparatus therefor and recorded matter by such an apparatus'20006,019,808'Air cleaner'20006,000,776'Apparatus and method for regulating image density'19995,997,123'Image recording apparatus having density correction of plural recording elements'19995,950,592'Spark ignition two-cycle internal combustion engine with sub-combustion chamber'19995,839,397'Engine cooling system and construction machine'19985,800,390'Equipment for intracerebral administration of preparations'19985,790,143'Image recording apparatus for recording images on various recording material and a method therefore'19985,766,864'Method of measuring interferon acitivity'19985,736,996'Image reading apparatus with a function for correcting nonuniformity in recording density'19985,660,967'Photosensitive resin composition and method for forming photoresist pattern using the same'19975,620,793'Printing paper and method of image formation employing the same'19975,610,639'Image forming apparatus with a correction recording condition feature and related method'19975,596,353'Image reading apparatus with a function for correcting nonuniformity in recording density'19975,558,493'Forced air cooling apparatus having blower and air current regulating plate that reduces eddy air current at inlet of blower'19965,541,626'Recording apparatus and method for manufacturing recorded product thereby'19965,512,924'Jet apparatus having an ink jet head and temperature controller for that head'19965,508,811'Image reading and recording apparatus with correct image mode and mirror image mode'19965,496,559'Porous solid formulations containing proteinaceous physiologically active substances'19965,450,185'Cleaning blade having a width longer than the width of the transfer belt'19955,447,825'Method for forming a pattern using a photosensitive composition comprising an alkali-soluble resin made from a phenolic compound and at least two different aldehydes'19955,385,738'Sustained-release injection'19955,372,909'Photosensitive resin composition comprising an alkali-soluble resin made from a phenolic compound and at least 2 different aldehydes'19945,371,609'Image processing method and apparatus for reducing image degradation'19945,353,052'Apparatus for producing unevenness correction data'19945,279,918'Photoresist composition comprising a quinone diazide sulfonate of a novolac resin'19945,276,459'Recording apparatus for performing uniform density image recording utilizing plural types of recording heads'19945,236,704'Controlled release formulation'19935,225,849'Image recording apparatus and method for performing recording by making ink adhere to a recording medium and incorporating image data correction'19935,189,521'Image forming apparatus and method for correction image density non-uniformity by reading a test pattern recorded by the apparatus'19935,171,219'Pharmaceutical preparation administrator'19925,172,223'Method of processing a color image to obtain color and black reproduction signals'19925,091,734'Color image recording utilizing color correction in accordance with a predetermined order of recording of multiple color agents'19925,084,758'Image processing apparatus with signal indicating type of light to be used for observing reproduced image'19925,078,487'Projecting apparatus'19925,072,304'Image reading and recording apparatus with correct image mode and mirror image mode'19915,021,241'Long-term sustained-release preparation'19915,011,692'Sustained pulsewise release pharmaceutical preparation'19915,004,928'Printing method in which both sides of the recording sheet are inspected and apparatus therefor'19915,003,326'Color image processing method and apparatus'19914,985,253'Sustained release composition for pharmaceutical substances comprising a silicone elastomer carrier'19914,963,529'Stable growth hormone releasing factor preparation'19904,950,234'Device for administering solid preparations'19904,907,859'Liquid crystal device and image forming apparatus utilizing liquid crystal device'19904,900,304'Solid preparation administering instrument'19904,882,621'Color image recording apparatus'19894,862,211'Image-forming belt supporting apparatus'19894,855,765'Color image processing method and apparatus'19894,853,768'Color image processing apparatus with linear masking circuit having coefficients which vary in accordance with the levels of color component signals'19894,851,923'Recording apparatus for recording a reversed image of an original'19894,837,120'Electrophotographic photoconductor having cylindrical base support of specific phenol resin'19894,829,323'Color image recording apparatus'19894,774,091'Long-term sustained-release preparation'19884,763,992'Smectic liquid crystal device with temperature control system'19884,739,415'Image handling system capable of varying the size of a recorded image'19884,421,457'Diffuser of centrifugal fluid machine'19834,231,706'Impeller of a centrifugal blower'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–2003Patents assigned to HITACHI LTD (7)· patent assignee history
1988–2009Patents assigned to CANON KK (47)· patent assignee history
1988–1998Patents assigned to SUMITOMO PHARMA (13)· patent assignee history
1988–1996Based in Yokohama, JP· patent location history
1988–1995Based in Takatsuki, JP· patent location history
1991–2003Based in Kawasaki, JP· patent location history
1999–2020Patents assigned to HONDA MOTOR CO LTD (19)· patent assignee history
1999–2013Based in Saitama, JP· patent location history
2012–2013Patents assigned to KUBO KATSUHIRO (3)· patent assignee history
2018–2020Based in Wako, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK471988–2009
HONDA MOTOR CO LTD191999–2020
SUMITOMO PHARMA131988–1998
HITACHI LTD71980–2003
KUBO KATSUHIRO32012–2013
Locations
LocationPatentsSpan
Kawasaki, JP261991–2003
Yokohama, JP141988–1996
Wako, JP102018–2020
Saitama, JP91999–2013
Takatsuki, JP71988–1995