4. Horology: time measuring systems or devices
  5. Chronological
  6. With mechanical or electromechanical driven display

Masaaki Mandai

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Avalanche photodiode for light detection

Active solid-state devices (e.g. – transistors – solid-state diode – Heterojunction device – Light responsive structure
Patent

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Detection device of electronic timepiece

Horology: time measuring systems or devices – Chronological – With mechanical or electromechanical driven display
Patent

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Detection device of electronic timepiece

Electricity: motive power systems – Open-loop stepping motor control systems
Patent

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Electronic timepiece

Electricity: motive power systems – Open-loop stepping motor control systems
Patent

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Electronic timepiece

Horology: time measuring systems or devices – Electrical time base – Solid state oscillating circuit type
Patent

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Profile ID: LFUS-PAI-P-627149

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