Assignee
SKC LTD
KR·65 granted patents·702 citations·filing 1986–2004
Top patents by PatentIndex Score
65 records- 0178US5674618ABiaxially oriented polyester filmSKC LTD·Filed 1996·Granted Oct 7, 1997·36 cites·4 claims
- 0278US5660931APolymeric film with paper-like characteristicsSKC LTD·Filed 1995·Granted Aug 26, 1997·42 cites·2 claims
- 0376US5403879APolyester film and articles made therefromSKC LTD·Filed 1994·Granted Apr 4, 1995·21 cites·9 claims
- 0476USD316713SReel hub for magnetic tapeSKC LTD·Filed 1988·Granted May 7, 1991·27 cites·1 claims
- 0573US6410134B1Aqueous silicone coating composition and polyester release films coated therewithSKC LTD·Filed 2000·Granted Jun 25, 2002·19 cites·8 claims
- 0673US5294695AProcess for preparing polyethylene naphthalateSKC LTD·Filed 1993·Granted Mar 15, 1994·24 cites·4 claims
- 0771US6355326B1Phase change optical diskSKC LTD·Filed 1999·Granted Mar 12, 2002·35 cites·9 claims
- 0868US7018689B2Heat-shrinkable polyester filmSKC LTD·Filed 2002·Granted Mar 28, 2006·9 cites·16 claims
- 0968US5718860AProcess for the preparation of polyester base film for magnetic recording mediaSKC LTD·Filed 1996·Granted Feb 17, 1998·28 cites·6 claims
- 1064US5094434ASupport spring for a tape cassetteSKC LTD·Filed 1990·Granted Mar 10, 1992·17 cites·16 claims
- 1163US5142899AAutomatic viscosity measuring deviceSKC LTD·Filed 1990·Granted Sep 1, 1992·36 cites·3 claims
- 1262US6902819B2Biaxially oriented polyester filmSKC LTD·Filed 2002·Granted Jun 7, 2005·4 cites·12 claims
- 1361US5151186AMethod for cleaning filter disks and system thereforSKC LTD·Filed 1991·Granted Sep 29, 1992·35 cites·5 claims
- 1460US5224375AApparatus for automatically measuring the viscosity of a liquidSKC LTD·Filed 1992·Granted Jul 6, 1993·36 cites·13 claims
- 1557US5545364AProcess for the preparation of heat resistant polyester filmSKC LTD·Filed 1995·Granted Aug 13, 1996·18 cites·5 claims
- 1656US5864005AProcess for the preparation of copolyester resin having low acetaldehyde contentSKC LTD·Filed 1997·Granted Jan 26, 1999·14 cites·2 claims
- 1756US5718971APolyester film comprising alumina and silane coupling agentSKC LTD·Filed 1995·Granted Feb 17, 1998·18 cites·5 claims
- 1855US5288781APolyester filmSKC LTD·Filed 1992·Granted Feb 22, 1994·17 cites·9 claims
- 1954US6818312B2Heat-shrinkable polyester filmSKC LTD·Filed 2002·Granted Nov 16, 2004·12 cites·15 claims
- 2054US5699848AMethod for manufacturing a replica stamperSKC LTD·Filed 1995·Granted Dec 23, 1997·14 cites·8 claims
- 2151US6794088B2Method for preparing lithium ion polymer batterySKC LTD·Filed 2003·Granted Sep 21, 2004·1 cites·10 claims
- 2247US5202220AMethod of producing an optical recording medium with a transparent conductive layerSKC LTD·Filed 1992·Granted Apr 13, 1993·9 cites·5 claims
- 2346US5580652ABiaxially oriented polyester film containing an aluminum hydrateSKC LTD·Filed 1995·Granted Dec 3, 1996·8 cites·7 claims
- 2446US5084799ALid locking device for tape cassetteSKC LTD·Filed 1989·Granted Jan 28, 1992·11 cites·3 claims
- 2545US5575968AProcess for the preparation of thermoplastic resin filmSKC LTD·Filed 1995·Granted Nov 19, 1996·12 cites·6 claims
- 2643USD351153SReel-down for a video cassetteSKC LTD·Filed 1993·Granted Oct 4, 1994·5 cites·1 claims
- 2743US4978083AReel holder for retaining reels of video filmSKC LTD·Filed 1988·Granted Dec 18, 1990·5 cites·7 claims
- 2842US5091813ATape cartridge with T-shaped braking leverSKC LTD·Filed 1989·Granted Feb 25, 1992·6 cites·2 claims
- 2942USD303961SReel for a video tape recorderSKC LTD·Filed 1986·Granted Oct 10, 1989·7 cites·1 claims
- 3041US7144973B2Biaxially oriented, white flame-retardant polyester filmSKC LTD·Filed 2004·Granted Dec 5, 2006·0 cites·7 claims
- 3141US5605737AWhite-colored polymer filmSKC LTD·Filed 1996·Granted Feb 25, 1997·7 cites·5 claims
- 3241US5216571AAntistatic roll for use in film production facilitiesSKC LTD·Filed 1992·Granted Jun 1, 1993·13 cites·5 claims
- 3339USD411993SPancake reel hubSKC LTD·Filed 1996·Granted Jul 13, 1999·5 cites·1 claims
- 3439US5897959ABiaxially extended polyester filmSKC LTD·Filed 1996·Granted Apr 27, 1999·10 cites·4 claims
- 3539US5569532ABiaxially oriented polyester film and process for the preparation thereofSKC LTD·Filed 1994·Granted Oct 29, 1996·5 cites·1 claims
- 3639US5534215AProcess for the preparation of biaxially oriented polyester filmSKC LTD·Filed 1995·Granted Jul 9, 1996·9 cites·1 claims
- 3739US5415360AMagnetic tape cassette with hingedly connected closure membersSKC LTD·Filed 1993·Granted May 16, 1995·5 cites·6 claims
- 3838US5195696AVideo tape reel support springSKC LTD·Filed 1989·Granted Mar 23, 1993·8 cites·3 claims
- 3937US5361790AApparatus and method for cleaning a filter assemblySKC LTD·Filed 1993·Granted Nov 8, 1994·12 cites·10 claims
- 4037US5240581AMethod of producing a magneto-optical diskSKC LTD·Filed 1992·Granted Aug 31, 1993·10 cites·3 claims
- 4137US5138510AFlap of video tape cassette and its installing structureSKC LTD·Filed 1990·Granted Aug 11, 1992·4 cites·6 claims
- 4236US5756032AProcess for the preparation of biaxially extended polyester filmSKC LTD·Filed 1996·Granted May 26, 1998·6 cites·3 claims
- 4336US5714553AApparatus for the preparation of polyester resinSKC LTD·Filed 1996·Granted Feb 3, 1998·6 cites·6 claims
- 4436US5127597ATape reel assembly with improved reel plate mountingSKC LTD·Filed 1990·Granted Jul 7, 1992·3 cites·3 claims
- 4535US5674443AProcess for the preparation of polyester filmSKC LTD·Filed 1995·Granted Oct 7, 1997·6 cites·4 claims
- 4635US5602195APolymeric film and process for the preparation thereofSKC LTD·Filed 1995·Granted Feb 11, 1997·5 cites·8 claims
- 4734US5858527ABiaxially oriented polyester filmSKC LTD·Filed 1996·Granted Jan 12, 1999·4 cites·2 claims
- 4834US5838444AMagneto-optic characteristic measuring apparatusSKC LTD·Filed 1996·Granted Nov 17, 1998·13 cites·4 claims
- 4934US4928197ALock for video tape cassetteSKC LTD·Filed 1988·Granted May 22, 1990·5 cites·6 claims
- 5032US4962898AVideo tape cassetteSKC LTD·Filed 1989·Granted Oct 16, 1990·5 cites·3 claims
Showing the top 50 of 65 patent records by PatentIndex Score.
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