LexDanaLexDanabeta
Inventor

Takashi Iijima

Inventor
Kawasaki, JP

Overview

92→
Patents
1979–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 92 as inventor

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

G06Fprimary
G06FElectric digital data processing10%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy10%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution9%
B41FPrinting machines or presses9%
H10NElectric solid-state devices not otherwise provided for6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
C04BLime, magnesia5%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms5%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables4%
Y10TTechnical subjects covered by former us classification4%
PatentTitleYear
10,168,745Information processing apparatus including power supply cable coupled to circuit board and coupling cable coupled to display and notebook type personal computer including information processing apparatus201910,103,398Support carbon material and catalyst for solid polymer type fuel cell use201810,096,837Supporting carbon material for solid polymer fuel cell and catalyst metal particle-supporting carbon material201810,003,085Carbon support material for solid polymer type fuel cell use and metal catalyst particle- supporting carbon material and methods of production of same20189,900,413'Housing of electronic device and electronic device'20189,886,061'Information processing apparatus'20189,870,883'Input device and electronic equipment'20189,851,754Information processing device20179,786,925'Fuel cell and fuel cell use gas diffusion electrode'20179,735,433'Fuel cell'20179,718,688'Carbon plate and composite carbon plate'20179,543,501'Metal oxide'20179,362,482'Method of producing piezoelectric device using Be, Fe and Co under excess oxygen atmosphere'20168,999,606'Solid polymer type fuel cell catalyst, solid polymer type fuel cell electrode, and fuel cell'20158,980,117'Piezoelectric material'20158,529,785'Metal oxide'20138,518,290'Piezoelectric material'20138,518,292'Piezoelectric material, method of manufacturing the same, and piezoelectric device'20138,493,735'Liquid cooling arrangement for electronic apparatus'20138,436,266'Electronic apparatus'20138,400,047'Piezoelectric material, piezoelectric device, and method of producing the piezoelectric device'20138,299,688'Piezoelectric material, method of manufacturing the same, and piezoelectric device'20128,270,156'Electronic device'20128,045,090'Display unit and electronic device'20118,034,250'Piezoelectric material'20117,961,464'Electronic device'20117,931,821'Oxynitride piezoelectric material and method of producing the same'20117,906,889'Metal oxide, piezoelectric material and piezoelectric element'20117,826,223'Electronic apparatus'20107,706,137'Electronic apparatus'20107,638,722'Operating piece unit for switch and electronic apparatus'20097,639,166'D/A converter circuit'20097,580,265'Heat sink, circuit board, and electronic apparatus'20097,440,267'Electronic apparatus'20087,413,472'Electronic apparatus including enclosure having opening for connector'20087,349,201'Electronic apparatus'20087,298,123'Apparatus and circuit for power supply, and apparatus for controlling large current load'20077,215,539'Display device having panel display unit'20077,161,800'Electronic apparatus and unit mounting mechanism'20077,126,560'Display device having panel display unit'20067,042,141'Method of producing lead zirconate titanate-based thin film, dielectric device and dielectric thin film'20067,031,146'Notebook type apparatus'20066,961,288'Sound-scale generation device and time-announcing clock'20056,811,577'Cell electrode plate, method for manufacturing it, and non-aqueous electrolyte secondary cell using them'20046,740,024'Jaw cylinder device at the folding station of a web-fed printing press'20046,717,816'Shock absorbing apparatus for internal component assembled within electronic apparatus'20046,698,951'Paper jam detection system for folding machine'20046,693,795'Notebook type information apparatus having protruding front side portion'20046,586,922'Phase shift circuit and FM detector circuit'20036,574,101'Portable electronic device capable of efficiently cooling heat-generation electronic component'20036,393,983'Ink rail for printing press'20026,247,402'Ink rail for printing press'20016,189,449'Width adjusting device and method for a paper web, and rotary lithographic press having same'20015,983,798'Doctor blade apparatus'19995,851,697'Negative electrode material for lithium secondary cell, method for its production, and lithium secondary cell'19985,709,148'Ink-furnishing apparatus'19985,709,147'Ink-furnishing apparatus with dehydration'19985,622,793'Method for preparing negative electrode material for a lithium secondary cell'19975,619,921'Width adjusting device and method for a paper web'19975,611,275'Width adjusting device and method for a paper web'19975,603,262'Ink-furnishing apparatus'19975,598,778'Width adjusting device and method for a paper web, and lithographic rotary press having same'19975,571,495'Dielectric thin film of substituted lead titanate'19965,505,126'Dampening arrangement for a printing press'19965,487,335'Width adjusting device and method for a paper web, and lithographic rotary press having same'19965,388,511'Rotary press'19955,378,295'Golf club head and a method for producing the same'19955,255,606'Drag roller device for printing apparatus'19935,228,615'Method of manufacturing golf head'19935,205,560'Golf club head'19935,185,256'Method for making a biosensor'19935,171,689'Solid state bio-sensor'19925,120,420'Biosensor and a process for preparation thereof'19925,069,127'Spot printing method in rotary press and blanket cylinder for spot printing'19915,044,000'Driving method of solid-state imaging device for improving smear phenomenon'19914,967,664'Method and apparatus for automatically cleaning liquid supply rollers of offset press'19904,941,347'Turntable-using testing apparatus'19904,866,740'Frequency divider of pulses using ring-counters'19894,851,309'Rechargeable electrochemical apparatus and negative electrode thereof'19894,683,182'Rechargeable electrochemical apparatus'19874,658,498'Process for producing rechargeable electrochemical device'19874,608,324'Organic electrolyte cell'19864,434,229'Enzyme immobilization with an immobilizing reagent in vapor phase'19844,431,507'Enzyme electrode'19844,392,933'Electrochemical measuring apparatus comprising enzyme electrode'19834,376,689'Coenzyme immobilized electrode'19834,336,315'Organic electrolyte cell with manganese dioxide cathode and a light metal anode'19824,321,123'Coenzyme immobilized electrode'19824,271,242'Active material for positive electrode of battery'19814,224,125'Enzyme electrode'19804,184,857'Stripping column and process for removal of volatile matter'19804,172,927'Organic electrolyte battery'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–2004Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (17)· patent assignee history
1979–1992Based in Hirakata, JP· patent location history
1989–2018Based in Tokyo, JP· patent location history
1990–2004Patents assigned to TOKYO KIKAI SEISAKUSHO LTD (17)· patent assignee history
1990–2004Based in Yokosuka, JP· patent location history
1997–2019Based in Kawasaki, JP· patent location history
2003–2019Patents assigned to FUJITSU LTD (24)· patent assignee history
2006–2017Patents assigned to CANON KK (12)· patent assignee history
2011–2017Based in Tsukuba, JP· patent location history
2012–2017Patents assigned to IIJIMA TAKASHI (12)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU LTD242003–2019
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD171979–2004
TOKYO KIKAI SEISAKUSHO LTD171990–2004
CANON KK122006–2017
IIJIMA TAKASHIself122012–2017
Locations
LocationPatentsSpan
Kawasaki, JP261997–2019
Yokosuka, JP151990–2004
Hirakata, JP141979–1992
Tsukuba, JP112011–2017
Tokyo, JP91989–2018