LexDanaLexDanabeta
Inventor

Koji Wada

Inventor
Tokyo, JP

Overview

63→
Patents
1978–2020
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 63 as inventor

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

F02Dprimary
F02DControlling combustion engines11%
Y02TClimate change mitigation technologies related to transportation7%
F01LCyclically operating valves for machines or engines6%
G03GElectrography6%
C25DProcesses for the electrolytic or electrophoretic production of coatings5%
H04NPictorial communication, e.g. television4%
LOC164%
Y10TTechnical subjects covered by former us classification4%
G06KGraphical data reading3%
H01RElectrically-conductive connections3%
PatentTitleYear
D0873337Process cartridge for image forming apparatus2020D0873339Side cover for process cartridge for image forming apparatus2020D0873338Process cartridge for image forming apparatus202010,509,361Image forming apparatus and cartridge mountable on the same2019D0869549Bearing for process cartridge for image forming apparatus201910,451,996Developing blade, developing device, and cartridge201910,386,786Cartridge, member constituting cartridge, and image forming apparatus201910,302,046Ozone generator and internal combustion engine with ozone generator201910,283,906Connector member and connector201910,276,981Connector member and connector2019D0843443Process cartridge for image forming apparatus201910,170,737Battery holder, battery unit, and battery component including battery holder and battery unit20199,979,129Connector member and connector20189,972,936Connector member and connector20189,367,031'Process cartridge'20169,356,333'Transmission line resonator, band-pass filter and branching filter'20169,270,008'Transmission line resonator, bandpass filter using transmission line resonator, multiplexer, balanced-to-unbalanced transformer, power divider, unbalanced-to-balanced transformer, frequency mixer, and balance-type filter'20169,207,581'Developer accommodating unit, developing device, process cartridge and image forming apparatus'20159,187,840'Method for formation of anode oxide film'20159,005,765'Method for forming anodic oxide film, and aluminum alloy member using the same'20158,874,010'Toner container, developing apparatus, process cartridge, and image forming apparatus'20148,404,059'Aluminum alloy for anodizing having durability, contamination resistance and productivity, method for producing the same, aluminum alloy member having anodic oxide coating, and plasma processing apparatus'20138,200,412'Controller for internal combustion engine'20127,607,288'Catalyst deterioration diagnosis apparatus and catalyst deterioration diagnosis method for internal combustion engine'20097,468,493'Method of connecting aluminum alloy die cast member'20087,368,252'Agglutination accelerator for immunological measurement'20087,275,525'Control apparatus for an internal combustion engine'20077,252,326'Vehicle underbody structure'20077,212,225'Enhanced resolution image recording method and enhanced resolution image recording apparatus'20077,171,943'Control apparatus for an internal combustion engine'20077,126,624'Image recording method and image recording apparatus'20067,057,706'Exposure device'20067,052,434'Throttle opening degree control apparatus for internal combustion engine'20067,005,194'Aluminum alloy member superior in corrosion resistance and plasma resistance'20066,924,883'Exposure device'20056,802,286'Valve timing control system for an internal combustion engine'20046,761,138'Valve timing control apparatus for internal combustion engine'20046,758,176'Valve timing control apparatus for internal combustion engine'20046,732,689'Valve timing control apparatus for internal combustion engine'20046,686,053'AL alloy member having excellent corrosion resistance'20046,620,284'Even pressure welding method by using fluid pressure'20036,521,046'Chamber material made of Al alloy and heater block'20036,520,131'Valve timing control system for internal combustion engine'20036,517,761'Method for embedding part in base made of thermoplastic resin'20036,317,977'Manufacturing method for fluid passage forming member made of synthetic resin'20016,213,070'Control apparatus for internal combustion engine'20016,213,069'Valve timing control device for use in an internal combustion engine'20016,196,174'Valve timing control system for internal combustion engine'20016,027,629'Vacuum chamber made of aluminum or its alloys, and surface treatment and material for the vacuum chamber'20005,896,489'Electrophotographic printer'19995,887,212'Development processing apparatus and development processing method'19995,862,306'Printing apparatus having a video data processor and printing method for use with the same'19995,764,092'Delay clock generator for generating a plurality of delay clocks delaying the basic clock'19985,663,755'Color image forming apparatus'19975,615,961'Material conveying method and apparatus and material processing apparatus'19975,617,216'Image formation device with binary/halftone pixel determination'19975,550,648'System for filling outlines by addition and subtraction according to start and end positions of the outlines'19965,528,378'Electrophotographic printer'19965,456,768'Surface treatment of stainless steel component for semiconductor manufacturing apparatus'19955,276,800'Image writing control unit having memory area for image'19944,685,638'Cassette for accommodating electrically conductive film'19874,387,884'Structure of oxygen passage in steel converter vessel supporting trunnion'19834,068,018'Process for preparing a mask for use in manufacturing a semiconductor device'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–2019Based in Tokyo, JP· patent location history
1987–2006Patents assigned to FUJI PHOTO FILM CO LTD (7)· patent assignee history
1987–2020Based in Kanagawa, JP· patent location history
1994–1999Patents assigned to NEC CORP (6)· patent assignee history
1995–2015Patents assigned to KOBE STEEL LTD (8)· patent assignee history
1995–2015Based in Kobe, JP· patent location history
2001–2019Patents assigned to MITSUBISHI ELECTRIC CORP (12)· patent assignee history
2014–2020Patents assigned to CANON KK (11)· patent assignee history
2018–2019Based in Miyoshi, JP· patent location history
2019Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MITSUBISHI ELECTRIC CORP122001–2019
CANON KK112014–2020
KOBE STEEL LTD81995–2015
FUJI PHOTO FILM CO LTD71987–2006
NEC CORP61994–1999
Locations
LocationPatentsSpan
Tokyo, JP221978–2019
Kanagawa, JP121987–2020
Kobe, JP81995–2015
Miyoshi, JP42018–2019
Yokohama, JP32019