4. Optics: measuring and testing
  5. Angle measuring or angular axial alignment
  6. Apex of angle at observing or detecting station

Marshall Thomas DePue

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Method and apparatus for reducing optical insertion loss in...

Optical waveguides – With optical coupler – Switch
Reexamination Certificate

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Method and system for optically tracking a target using a...

Optics: measuring and testing – Angle measuring or angular axial alignment – Apex of angle at observing or detecting station
Reexamination Certificate

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Method and system for optically tracking a target using a...

Optics: measuring and testing – Angle measuring or angular axial alignment – Apex of angle at observing or detecting station
Reexamination Certificate

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Method and system for optically tracking a target using...

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

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Optical attenuator using a perturbation element with a...

Optical waveguides – Accessories – Attenuator
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2379198

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