4. Telecommunications
  5. Radiotelephone system
  6. Security or fraud prevention

Ahti Vaisanen

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Over the air locking of user identity modules for mobile telepho

Telephonic communications – Having light wave or ultrasonic link for speech or paging... – Including fiber optic link within telephone network
Patent

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Over the air locking of user identity modules for mobile telepho

Telecommunications – Radiotelephone system – Security or fraud prevention
Patent

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Speed dialling method for a telephone unit

Telephonic communications – Supervisory or control line signaling – Substation originated
Patent

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Profile ID: LFUS-PAI-P-220998

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