Inventor · disambiguated record
Tomoyuki Kotani
Also filed as: KOTANI TOMOYUKI
14 granted patents·3 pending applications·238 citations·filing 1988–2016
93Inventor score
Files withDIAFOIL CO LTD6DIAFOIL HOECHST CO LTD3MITSUBISHI CHEM CORP2DAIFOIL COMPANY LTD1DAIFOIL HOECHST COMPANY LIMITE1
Top patents by PatentIndex Score
17 records- 0193US4871784AMinute-cellular polyester filmDIAFOIL CO LTD·Filed 1988·Granted Oct 3, 1989·67 cites·7 claims
- 0285US10087075B2Partially cyclized polyacrylonitrile polymer, polyacrylonitrile flame-resistant polymer, polyacrylonitrile flame-resistant fiber, carbon fiber, and preparation methods thereofMITSUBISHI CHEM CORP·Filed 2015·Granted Oct 2, 2018·2 cites·25 claims
- 0378US4857396AMinute-cellular polyester film provided with coatingDAIFOIL COMPANY LTD·Filed 1988·Granted Aug 15, 1989·37 cites·3 claims
- 0471US5071690AMoldable biaxially stretched polyester filmDIAFOIL CO LTD·Filed 1990·Granted Dec 10, 1991·28 cites·4 claims
- 0570US5429855ABiaxially oriented laminated polyester film for magnetic recording mediaDIAFOIL HOECHST CO LTD·Filed 1993·Granted Jul 4, 1995·26 cites·7 claims
- 0669US4985537AProcess of making a biaxially stretched polyester film and biaxially stretched polyester filmDIAFOIL CO LTD·Filed 1989·Granted Jan 15, 1991·23 cites·2 claims
- 0764US5093064ALow-shrinkage polyester film and preparation thereofDIAFOIL CO LTD·Filed 1990·Granted Mar 3, 1992·17 cites·5 claims
- 0859US5364698ALaminated polyester film for magnetic recording mediumDIAFOIL HOECHST CO LTD·Filed 1992·Granted Nov 15, 1994·12 cites·13 claims
- 0953US10975501B2Carbon material and production method for sameMITSUBISHI CHEM CORP·Filed 2016·Granted Apr 13, 2021·0 cites·18 claims
- 1051US2008050663A1Laminate for laser markingTECHNO POLYMER CO LTD·Filed 2007·Application pending·0 cites
- 1149US5670236ABiaxially oriented polyester film for magnetic recording mediumDIAFOIL HOECHST CO LTD·Filed 1995·Granted Sep 23, 1997·9 cites·14 claims
- 1246US5045379APolyester film for high density magnetic recording mediumDIAFOIL CO LTD·Filed 1989·Granted Sep 3, 1991·6 cites·8 claims
- 1345US2015274860A1Flame-resistant fiber bundle, carbon fiber bundle, and processes for producing theseMITSUBISHI RAYON CO·Filed 2012·Application pending·0 cites
- 1439US2010291354A1Laminate for Laser MarkingKAWAKAMI KAZUYOSHI·Filed 2006·Application pending·0 cites
- 1534USRE34727ELow-shrinkage polyester film and preparation thereofDIAFOIL CO LTD·Filed 1992·Granted Sep 13, 1994·4 cites·5 claims
- 1629US5279881ALaminated polyester film for magnetic recording medium comprising specific particlesDAIFOIL HOECHST COMPANY LIMITE·Filed 1992·Granted Jan 18, 1994·7 cites·14 claims
- 1725US9157172B2Method for producing carbon-fiber bundlesTOKORO YASUHITO·Filed 2011·Granted Oct 13, 2015·0 cites·14 claims
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