David Shafer

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Catadioptric imaging system

Patent

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Catadioptric projection objective

Optical: systems and elements – Compound lens system – With curved reflective imaging element
Reexamination Certificate

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Catoptric objectives and systems using catoptric objectives

Optical: systems and elements – Compound lens system – With curved reflective imaging element
Reexamination Certificate

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Day and night sighting system

Optical: systems and elements – Having significant infrared or ultraviolet property – Including alternative optical path or optical element
Reexamination Certificate

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Deep ultraviolet microlithography system

Radiant energy – Irradiation of objects or material – Irradiation of semiconductor devices
Patent

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Profile ID: LFUS-PAI-P-255514

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