AREAL TECHNOLOGY

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5278709 Assembly of compact disk drive having a glass disk with a magnesium head arm assembly and a steel motor hubExpiredOct 15, 91Jan 11, 94[G11B]
5268800 Disk drive servosystem using gray codeExpiredNov 13, 90Dec 07, 93[G11B]
5265325 Tooling for assembly of compact disk driveExpiredOct 21, 91Nov 30, 93[G11B]
5193037 Compact disk drive for use with laptop computerExpiredNov 07, 90Mar 09, 93[G11B]

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