4. Electricity: measuring and testing
  5. Measuring, testing, or sensing electricity, per se
  6. Using radiant energy

Xianyun Ma

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High accuracy optical current transducer thta eliminates birefri

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Using radiant energy
Patent

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System and method for detecting defects in semiconductor wafers

Radiant energy – Photocells; circuits and apparatus – With circuit for evaluating a web – strand – strip – or sheet
Reexamination Certificate

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Profile ID: LFUS-PAI-P-978968

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