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

Cheng Yong Teoh

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Adjustable frequency PWM driver

Electricity: motive power systems – Switched reluctance motor commutation control
Reexamination Certificate

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Motor spindle control system and method

Electricity: motive power systems – Positional servo systems – Program- or pattern-controlled systems
Reexamination Certificate

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Motor spindle control system and method

Electricity: motive power systems – Positional servo systems – Program- or pattern-controlled systems
Reexamination Certificate

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Speed control systems and methods for decreasing power...

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

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System and method for detecting back electromotive force...

Electricity: motive power systems – Switched reluctance motor commutation control
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2313310

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