LexDanaLexDanabeta
Inventor

Toshio Ishida

Inventor
Kanagawa, JP

Overview

46→
Patents
1977–2012
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 46 as inventor

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

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer39%
Y10TTechnical subjects covered by former us classification29%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests22%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form2%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments2%
B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general1%
B62DMotor vehicles1%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein1%
G06KGraphical data reading1%
H03KPulse technique1%
PatentTitleYear
8,202,597'Multilayer optical recording medium, method and apparatus for manufacturing the multilayer optical recording medium'20127,384,723'Optical information recording medium'20087,341,820'Optical information recording medium'20087,129,019'Optical information recording medium'20067,103,897'Optical information recording medium'20067,051,348'Optical information recording medium including a substrate, a recording layer, a layer of acrylic adhesive, and a cover layer'20066,989,069'Method for producing an optical information recording medium'20066,967,048'Optical recording medium'20056,924,018'Optical information recording medium'20056,869,656'Optical information recording medium'20056,849,316'Information recording medium'20056,815,030'Optical information recording medium'20046,808,782'Optical information recording medium'20046,800,347'Optical information recording medium'20046,699,591'Optical information recording medium'20046,670,475'Information recording medium'20036,661,770'Optical information recording medium'20036,461,711'Optical information recording medium'20026,341,122'Optical information recording medium'20026,203,876'Information recording medium'20016,045,901'Magnetic recording medium'20005,998,094'Optical information recording medium'19995,879,772'Information recording medium'19995,869,186'Magnetic recording medium'19995,707,742'Magnetic recording medium comprising a ferromagnetic metal thin film, protective layer, and an alkylamine perfluoropolyether lubricant'19985,700,541'Magnetic recording medium'19975,612,134'Magnetic recording medium having a carbon protective layer and a fluoro-lubricant supplied from a backcoat layer'19975,607,782'Magnetic recording medium'19975,567,524'Magnetic recording medium having a cobalt thin film magnetic layer, carbon protective layer, and fluorolubricant layer'19965,560,995'Magnetic recording medium having a ferromagnetic metal thin film upon which is coated a phosphorous and fluorine containing composition'19965,560,983'Magnetic recording medium comprising a magnetic layer and a sub layer containing an unsaturated alkyl carbonic ester'19965,556,707'Magnetic recording medium having a lubricant comprising a phosphoric acid monoester and a fluorocarboxylic acid ester'19965,496,645'Magnetic recording medium comprising a magnetic metallic thin film and a layer containing a specified fluorine compound and a specified tetrazaindene cyclic compound or thiouracil cyclic compound'19965,492,764'Magnetic recording medium having a protective layer containing a tetrazaindene or thiouracil cyclic compound and a fluorine compound'19965,444,595'Load drive apparatus including power transistor protection circuit from overcurrent'19955,395,696'Magnetic recording medium having a lubricant layer of a fluoroalkyl sulfo-compound'19955,374,480'Magnetic recording medium'19945,334,413'Method for preparing a magnetic recording medium'19945,326,641'Magnetic recording medium comprising a ferromagnetic thin film and a protective layer of fluorine based resin'19945,164,259'Magnetic recording medium having a specified fatty acid hydroxylaluminum salt as a lubricant contained in or on the magnetic layer'19925,063,119'Magnetic recording medium comprising a fluorine containing oligomer surfactant in or on the magnetic layer'19914,906,498'Flexible optical recording material in the shape of tape or floppy disk'19904,802,742'Electrode plates for liquid crystal display panels'19894,616,411'Apparatus for fastening a door to a vehicle'19864,590,534'Tubes for integrated circuits'19864,055,831'System for indicating interruption in operation of automotive lamps'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1995Patents assigned to NIPPON DENSO CO (2)· patent assignee history
1977–1995Based in Kariya, JP· patent location history
1986–1990Patents assigned to FUJIMORI KOGYO CO LTD (3)· patent assignee history
1986–1990Based in Tokyo, JP· patent location history
1986Based in Kawagoe, JP· patent location history
1991–2006Patents assigned to FUJI PHOTO FILM CO LTD (37)· patent assignee history
1991–2012Based in Kanagawa, JP· patent location history
1995Patents assigned to ANDEN CO LTD (1)· patent assignee history
1995–2002Based in Odawara, JP· patent location history
2008–2012Patents assigned to FUJIFILM CORP (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJI PHOTO FILM CO LTD371991–2006
FUJIFILM CORP32008–2012
FUJIMORI KOGYO CO LTD31986–1990
NIPPON DENSO CO21977–1995
ANDEN CO LTD11995
Locations
LocationPatentsSpan
Kanagawa, JP281991–2012
Odawara, JP121995–2002
Tokyo, JP31986–1990
Kariya, JP21977–1995
Kawagoe, JP11986