4. Optical: systems and elements
  5. Absorption filter
  6. Movable in or out of optical path

Howard Wang

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Color separation system for a color scanner

Optical: systems and elements – Absorption filter – Movable in or out of optical path
Patent

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Flashlight

Lighting – Light fixture – Hand-held – body-attached or lantern type
Patent

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Focusable flashlight

Illumination – Self powered lamp – With movable focusing element
Patent

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Lighting equipment for a key ring

Illumination – With implement or hand held holder therefor – Key holder
Patent

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Programmable circular linked list for sequencing servo...

Coded data generation or conversion – Converter compensation
Reexamination Certificate

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Profile ID: LFUS-PAI-P-519257

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