Inventor · disambiguated record
Hirofumi Murooka
Also filed as: MUROOKA HIROFUMI
20 granted patents·1 pending application·235 citations·filing 1991–2004
95Inventor score
Top patents by PatentIndex Score
21 records- 0184US6677031B1Multilayer film, refractive polarizer film and semi-transparent filmTEIJIN LTD·Filed 2000·Granted Jan 13, 2004·29 cites·22 claims
- 0278US6773802B2Biaxially oriented laminated polyester film and magnetic recording mediumTEIJIN LTD·Filed 2001·Granted Aug 10, 2004·17 cites·31 claims
- 0377US6713155B1Magnetic recording medium and base film for the sameTEIJIN LTD·Filed 2000·Granted Mar 30, 2004·13 cites·9 claims
- 0474US5620774ABiaxially oriented laminated polyester filmTEIJIN LTD·Filed 1995·Granted Apr 15, 1997·29 cites·2 claims
- 0567US5252388ABiaxially oriented polyester film for magnetic recording mediaTEIJIN LTD·Filed 1991·Granted Oct 12, 1993·22 cites·17 claims
- 0665US7048994B2Laminated polyester film and magnetic recording mediumTEIJIN LTD·Filed 2002·Granted May 23, 2006·4 cites·26 claims
- 0759US6890471B2Biaxially oriented polyester film and method for production thereofTEIJIN LTD·Filed 2001·Granted May 10, 2005·14 cites·11 claims
- 0857US6071599APolyester film for metal lamination and the use thereofTEIJIN LTD·Filed 1997·Granted Jun 6, 2000·23 cites·20 claims
- 0956US6127473APolyester filmTEIJIN LTD·Filed 1998·Granted Oct 3, 2000·15 cites·6 claims
- 1054US5270096ABiaxially oriented polyester film for magnetic recording mediaTEIJIN LTD·Filed 1991·Granted Dec 14, 1993·10 cites·10 claims
- 1149US6420010B1White laminated polyester film for metallic plate lamination workTEIJIN LTD·Filed 1997·Granted Jul 16, 2002·17 cites·12 claims
- 1247US7122241B2Biaxially oriented polyester film and production process thereforTEIJIN LTD·Filed 2004·Granted Oct 17, 2006·2 cites·11 claims
- 1345US8191812B2Polyester film rollKOBAYASHI IEYASU·Filed 2004·Granted Jun 5, 2012·0 cites·22 claims
- 1445US2004069977A1Multilayered film and near-infrared-ray reflection filmFiled 2001·Application pending·0 cites
- 1544US5368932ABiaxially oriented polyester film for magnetic recording media containing theta or mixed alpha plus gamma aluminum oxide and inert organic particlesTEIJIN LTD·Filed 1993·Granted Nov 29, 1994·9 cites·19 claims
- 1642US6086989ABiaxially oriented polyester film to be laminated onto a metal plate and moldedTEIJIN LTD·Filed 1997·Granted Jul 11, 2000·11 cites·25 claims
- 1741US6472046B1Biaxially oriented polyester film to be laminated onto metal plate and moldedTEIJIN LTD·Filed 1998·Granted Oct 29, 2002·7 cites·20 claims
- 1838US6316096B1Biaxially oriented polyester film for use in thermosensitive stencil printing base sheetTEIJIN LTD·Filed 1999·Granted Nov 13, 2001·6 cites·10 claims
- 1933US8485460B2Polyester film rollKOBAYASHI IEYASU·Filed 2000·Granted Jul 16, 2013·0 cites·24 claims
- 2032US5556691ABiaxially oriented laminated polyester film and magnetic recording medium having the same as base filmTEIJIN LTD·Filed 1994·Granted Sep 17, 1996·5 cites·25 claims
- 2131US6086978APolyester film for metal sheet laminatingTEIJIN LTD·Filed 1997·Granted Jul 11, 2000·2 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →