4. Optical: systems and elements
  5. Lens
  6. With variable magnification

Chien-Shien Yeh

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Movable lens module and optical lens module

Optical: systems and elements – Lens – With variable magnification
Reexamination Certificate

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Spraying device

Fluid sprinkling – spraying – and diffusing – With means to vibrate or jiggle discharge – By electric transducer
Reexamination Certificate

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Ultrasonic linear motor

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

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Profile ID: LFUS-PAI-P-2297269

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