4. Optics: image projectors
  5. Color filter

An-Hwa Yu

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Aligning-assembling method for color wheel

Optical: systems and elements – Absorption filter – Filters in optical parallel
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Coating device and method

Coating processes – Nonuniform coating – Mask or stencil utilized
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Coating method for a color filter and aligning-assembling...

Radiation imagery chemistry: process – composition – or product th – Radiation modifying product or process of making – Screen other than for cathode-ray tube
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Color wheel

Optical: systems and elements – Absorption filter – With support or frame
Reexamination Certificate

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Color wheel

Optical: systems and elements – Absorption filter – With support or frame
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2698942

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