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Inventor

Hirofumi Murooka

Inventor
Sagamihara, JP

Overview

20→
Patents
1993–2013
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 20 as inventor

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

Y10Tprimary
Y10TTechnical subjects covered by former us classification22%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests16%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form15%
C08JWorking-up13%
G11BInformation storage based on relative movement between record carrier and transducer11%
B29CShaping or joining of plastics7%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts6%
B29DProducing particular articles from plastics or from substances in a plastic state2%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients2%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material1%
PatentTitleYear
8,485,460'Polyester film roll'20138,191,812'Polyester film roll'20127,122,241'Biaxially oriented polyester film and production process therefor'20067,048,994'Laminated polyester film and magnetic recording medium'20066,890,471'Biaxially oriented polyester film and method for production thereof'20056,773,802'Biaxially oriented laminated polyester film and magnetic recording medium'20046,713,155'Magnetic recording medium and base film for the same'20046,677,031'Multilayer film, refractive polarizer film and semi-transparent film'20046,472,046'Biaxially oriented polyester film to be laminated onto metal plate and molded'20026,420,010'White laminated polyester film for metallic plate lamination work'20026,316,096'Biaxially oriented polyester film for use in thermosensitive stencil printing base sheet'20016,127,473'Polyester film'20006,086,989'Biaxially oriented polyester film to be laminated onto a metal plate and molded'20006,086,978'Polyester film for metal sheet laminating'20006,071,599'Polyester film for metal lamination and the use thereof'20005,620,774'Biaxially oriented laminated polyester film'19975,556,691'Biaxially oriented laminated polyester film and magnetic recording medium having the same as base film'19965,368,932'Biaxially oriented polyester film for magnetic recording media containing theta or mixed alpha plus gamma aluminum oxide and inert organic particles'19945,270,096'Biaxially oriented polyester film for magnetic recording media'19935,252,388'Biaxially oriented polyester film for magnetic recording media'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2013Patents assigned to TEIJIN LTD (20)· patent assignee history
1993–2006Based in Sagamihara, JP· patent location history
2006Based in Tokyo, JP· patent location history
2012–2013Patents assigned to KOBAYASHI IEYASU (2)· patent assignee history
2012–2013Patents assigned to MURO SHINJI (2)· patent assignee history
2012–2013Patents assigned to MUROOKA HIROFUMI (2)· patent assignee history
2012–2013Patents assigned to NOHIRA TSUYONARI (2)· patent assignee history
2012–2013Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TEIJIN LTD201993–2013
KOBAYASHI IEYASU22012–2013
MURO SHINJI22012–2013
MUROOKA HIROFUMIself22012–2013
NOHIRA TSUYONARI22012–2013
Locations
LocationPatentsSpan
Sagamihara, JP171993–2006
Kanagawa, JP22012–2013
Tokyo, JP12006