4. Radiant energy
  5. Photocells; circuits and apparatus
  6. Photocell controlled circuit

Sai Mun Lee

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Collapsible structure for optical navigation system

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Reexamination Certificate

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Dual-channel optical navigation device

Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Reexamination Certificate

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Low profile optical navigation sensor

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Reexamination Certificate

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Low profile optical navigation sensor

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Reexamination Certificate

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Optical navigation sensor with integrated lens

Radiant energy – Photocells; circuits and apparatus – Housings
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2320288

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