Assignee
WEA MFG INC
US·40 granted patents·4 pending applications·1,480 citations·filing 1988–2006
Top patents by PatentIndex Score
44 records- 0193US6161179AKey-based protection method for light-readable discsWEA MFG INC·Filed 1998·Granted Dec 12, 2000·102 cites·11 claims
- 0292US6440248B1Two-sided graphical image DVDs and methods for making sameWEA MFG INC·Filed 1998·Granted Aug 27, 2002·70 cites·11 claims
- 0392US5949752ARecording media and methods for display of graphic data, text, and imagesWEA MFG INC·Filed 1997·Granted Sep 7, 1999·164 cites·16 claims
- 0491US6117284ADual-layer DVD disc, and method and apparatus for making sameWEA MFG INC·Filed 1999·Granted Sep 12, 2000·78 cites·18 claims
- 0589US6124011AInformation-bearing discs and methods of fabricationWEA MFG INC·Filed 1998·Granted Sep 26, 2000·73 cites·17 claims
- 0688US5766495AMethods for providing generic and specific artwork on plastic information discsWEA MFG INC·Filed 1997·Granted Jun 16, 1998·88 cites·17 claims
- 0787US6160787AMultiple layer optical recording medium for use with two different wavelength laser beamsWEA MFG INC·Filed 1997·Granted Dec 12, 2000·84 cites·4 claims
- 0884US6726973B2Two sided graphical image DVDs and methods for making sameWEA MFG INC·Filed 2002·Granted Apr 27, 2004·17 cites·12 claims
- 0984US6361845B1Information-bearing discs and methods of fabricationWEA MFG INC·Filed 2000·Granted Mar 26, 2002·22 cites·24 claims
- 1083US6865745B2Methods and apparatus for reducing the shrinkage of an optical disc's clamp area and the resulting optical discWEA MFG INC·Filed 2002·Granted Mar 8, 2005·39 cites·8 claims
- 1183US5900098AMethods for bonding structurally dissimilar optical discsWEA MFG INC·Filed 1997·Granted May 4, 1999·51 cites·8 claims
- 1282US6905019B2Magazine insert with recording medium compartmentWEA MFG INC·Filed 2002·Granted Jun 14, 2005·45 cites·7 claims
- 1382US6896829B2Method of manufacturing a composite disc structure and apparatus for performing the methodWEA MFG INC·Filed 2002·Granted May 24, 2005·19 cites·11 claims
- 1482US6173022B1Synchronizing audio signal samples taken at different sampling ratesWEA MFG INC·Filed 1998·Granted Jan 9, 2001·32 cites·14 claims
- 1581US5958651AMethods for providing artwork on plastic information discsWEA MFG INC·Filed 1996·Granted Sep 28, 1999·79 cites·21 claims
- 1680US5997976AEtched mold surface for use in making light-readable discsWEA MFG INC·Filed 1998·Granted Dec 7, 1999·81 cites·26 claims
- 1779US6309727B1Coating for optical discsWEA MFG INC·Filed 1997·Granted Oct 30, 2001·34 cites·9 claims
- 1878US5935673AProtective coatings for optical disc information recording media, and methods and apparatus for applying sameWEA MFG INC·Filed 1997·Granted Aug 10, 1999·54 cites·35 claims
- 1975US5602815AMethod and apparatus for combining CD-ROM data and digital audio on a single discWEA MFG INC·Filed 1994·Granted Feb 11, 1997·23 cites·18 claims
- 2072US5995481ALight-readable recording disc utilizing half-wavelength pits or bumps and system for reading such discsWEA MFG INC·Filed 1995·Granted Nov 30, 1999·28 cites·34 claims
- 2170US6527538B1Apparatus for vacuum assisted ventingWEA MFG INC·Filed 2000·Granted Mar 4, 2003·27 cites·8 claims
- 2268US5932051APre-stressed bonding system for double sided compact discsWEA MFG INC·Filed 1996·Granted Aug 3, 1999·36 cites·6 claims
- 2368US5181081APrint scannerWEA MFG INC·Filed 1990·Granted Jan 19, 1993·49 cites·18 claims
- 2467US5848689AOptical disc storage container with compressed hub structuresWEA MFG INC·Filed 1997·Granted Dec 15, 1998·19 cites·12 claims
- 2565US6215737B1Using different sampling rates to record multi-channel digital audio on a recording medium and playing back such digital audioWEA MFG INC·Filed 1998·Granted Apr 10, 2001·16 cites·14 claims
- 2663US5932058AProcess for manufacturing a compact disc using a curing regulating filterWEA MFG INC·Filed 1997·Granted Aug 3, 1999·22 cites·6 claims
- 2759US6771585B2Interference of converging spherical waves with application to the design of light-readable information-recording media and systems for reading such mediaWEA MFG INC·Filed 2001·Granted Aug 3, 2004·4 cites·44 claims
- 2859US5315107ACompact disc counter arranged to minimize counting errors having a pair of beams and a pulse counting meansWEA MFG INC·Filed 1993·Granted May 24, 1994·23 cites·20 claims
- 2956US4963429AThin oriented polymer films containing metal-organic compoundsWEA MFG INC·Filed 1988·Granted Oct 16, 1990·20 cites·14 claims
- 3054US2006120261A1Interference of converging spherical waves with application to the design of light-readable information? recording media and systems for reading such mediaWEA MFG INC·Filed 2006·Application pending·0 cites
- 3152US5792538APlayable optical picture discWEA MFG INC·Filed 1997·Granted Aug 11, 1998·29 cites·13 claims
- 3251US7918957B2Method of manufacturing a composite disc structure and apparatus for performing the methodWEA MFG INC·Filed 2005·Granted Apr 5, 2011·0 cites·6 claims
- 3348US5737298AHolographic security system for optical discsWEA MFG INC·Filed 1996·Granted Apr 7, 1998·11 cites·3 claims
- 3444US5812506ASystem and methods for measuring and correcting for overshoot in a high frequency (HF) signal generated by a compact disc player during testing of a compact discWEA MFG INC·Filed 1997·Granted Sep 22, 1998·8 cites·16 claims
- 3543US5811789AFocusing method for optical mediaWEA MFG INC·Filed 1997·Granted Sep 22, 1998·12 cites·4 claims
- 3643US2003102590A1Method and apparatus for vacuum assisted ventingWEA MFG INC·Filed 2003·Application pending·0 cites
- 3742US2003156532A1Interference of converging spherical waves with application to the design of light-readable information recording media and systems for reading such mediaWEA MFG INC·Filed 2002·Application pending·0 cites
- 3841US5940174AOptical disc inspection equalization system and methodWEA MFG INC·Filed 1997·Granted Aug 17, 1999·6 cites·30 claims
- 3934US5441399AMethod of removing stuck sprue and tool for removal thereinWEA MFG INC·Filed 1994·Granted Aug 15, 1995·7 cites·5 claims
- 4032US6154275AOptical disc inspection equalization system and methodWEA MFG INC·Filed 1999·Granted Nov 28, 2000·2 cites·21 claims
- 4132US5815480AMethod for calculating and recording a start program radius upon a compact discWEA MFG INC·Filed 1996·Granted Sep 29, 1998·1 cites·3 claims
- 4229US5391332AMethod of removing stuck sprueWEA MFG INC·Filed 1993·Granted Feb 21, 1995·5 cites·7 claims
- 4325US5448836ATape cassette selection length markerWEA MFG INC·Filed 1993·Granted Sep 12, 1995·0 cites·18 claims
- 4422US2002081413A1Indelible watermark on optical discsWEA MFG INC·Filed 2001·Application pending·0 cites
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