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United States Utility Patents
5,258,970 - 5,258,979

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NumberTitle
5,258,970 Optical disc and optical disc reproducing apparatus
5,258,971 Optical disc drive with interconnecting hoods
5,258,972 Magnetic damping disc for improved CD player performance
5,258,973 Method of pre-processing over-write capable magnetooptical recording medium, and pre-processed over-write capable magnetooptical recording medium
5,258,974 Optical read-out audio check disc with semitransparent defects or with single recorded tone
5,258,975 Optical recording medium
5,258,976 Method of assembling reproduction-only discs for a reproduction/recording apparatus
5,258,977 Switching network for an asynchronous time-division multiplex transmission system
5,258,978 Space-division switching network having reduced functionality nodes
5,258,979 ATM communication system with optimal traffic control by changing the allocated bandwidth



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