4. Photography
  5. With exposure objective focusing means, focusing aid, or...
  6. Lens drive circuit or motor structure

Zhi-Hui Wen

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Automatic focusing system and method thereof

Photography – With exposure objective focusing means – focusing aid – or... – Ambient light compensating
Reexamination Certificate

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Image pickup apparatus and focusing method thereof

Photography – With exposure objective focusing means – focusing aid – or... – Lens drive circuit or motor structure
Reexamination Certificate

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Profile ID: LFUS-PAI-P-3277875

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