4. Recorders
  5. Electric recording
  6. Electrochemical

Roger H. Therrien

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Automatic light control system

Photocopying – Projection printing and copying cameras – Illumination systems or details
Patent

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Automatic, self-diagnosing, electro-optical imaging system

Facsimile and static presentation processing – Facsimile – Specific signal processing circuitry
Patent

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Method and system for automatically detecting camera picture ele

Facsimile and static presentation processing – Facsimile – Specific signal processing circuitry
Patent

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Printer RF line control

Recorders – Electric recording – Electrochemical
Patent

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Self-adjusting video camera

Facsimile and static presentation processing – Facsimile – Recording apparatus
Patent

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Profile ID: LFUS-PAI-P-35345

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