4. Dynamic magnetic information storage or retrieval
  5. Automatic control of a recorder mechanism
  6. Controlling the head

Donald Ray Gillis

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Active bypass circuit for extending energy capacity and...

Electricity: battery or capacitor charging or discharging – Serially connected batteries or cells
Reexamination Certificate

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Active damping control for a disk drive

Dynamic magnetic information storage or retrieval – Head mounting – For shifting head between tracks
Reexamination Certificate

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Closed loop lubrication system for moving magnetic media

Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism
Reexamination Certificate

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Composite disk clamp assembly with lower layer fixedly...

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Disk record
Reexamination Certificate

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Device and method for monitoring lubricant within a disk drive

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Disk record
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Profile ID: LFUS-PAI-P-97258

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