4. Radiant energy
  5. Photocells; circuits and apparatus
  6. Optical or pre-photocell system

Chin Yun Lee

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Optical encoder disk having a region that continuously...

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

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Optical navigation system having a ring pixel array

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

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Profile ID: LFUS-PAI-P-2938187

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