4. Optics: image projectors
  5. Light shield, mask, hood, or diaphragm

Richard E. Williams

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Apparatus for detecting fluorescence of a luminescent material

Radiant energy – Luminophor irradiation
Patent

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Apparatus for detecting fluorescence of a luminescent material

Radiant energy – Luminophor irradiation
Patent

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Capacitive force-measuring system

Measuring and testing – Volumetric content measuring
Patent

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Ladder securing devices and ladder assembly

Fire escape – ladder – or scaffold – Wall- or floor-attached – Ladder
Patent

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Mixed-base intercept receiver

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Analysis of complex waves
Patent

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Profile ID: LFUS-PAI-P-717488

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