4. Photography
  5. Flash system responsive to focal length or distance
  6. Illumination angle responds to focal length or distance

Koutaro Kawabe

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Actuator driving circuit, an actuator driving device, and an...

Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Reexamination Certificate

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Camera

Photography – With exposure objective focusing means – focusing aid – or...
Patent

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Camera and external flash device

Photography – Flash system responsive to focal length or distance – Illumination angle responds to focal length or distance
Patent

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Camera and object tracing mechanism of camera

Photography – With exposure objective focusing means – focusing aid – or... – Plural focusing or rangefinding areas
Reexamination Certificate

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Drive mechanism employing electromechanical transducer,...

Electricity: motive power systems – Reciprocating or oscillating motor – Energizing winding circuit control
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Profile ID: LFUS-PAI-P-197067

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