4. Optics: measuring and testing
  5. For optical fiber or waveguide inspection

Michael E. Fein

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Addition of helium to gaseous medium of gas discharge device

Electric lamp and discharge devices – With support and/or spacing structure for electrode and/or... – For plural electrodes of discharge device
Patent

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Area-division beamsplitter with broad spectral bandwidth

Optical: systems and elements – Single channel simultaneously to or from plural channels – By partial reflection at beam splitting or combining surface
Patent

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Article comprising dielectric body

Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Physical dimension specified
Patent

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Automated photomask inspection apparatus

Image analysis – Applications – Manufacturing or product inspection
Patent

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Automated photomask inspection apparatus

Image analysis – Applications – Manufacturing or product inspection
Reexamination Certificate

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Profile ID: LFUS-PAI-P-46975

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