4. Illumination
  5. Light modifier
  6. Refractor

Keng-Han Chuang

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Illumination system

Optics: image projectors – Composite projected image – Multicolor picture
Reexamination Certificate

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Illumination system

Optical: systems and elements – Single channel simultaneously to or from plural channels – By partial reflection at beam splitting or combining surface
Reexamination Certificate

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Illumination system having coherent light source and...

Illumination – Light source and modifier – Adjustable or repositionable modifier
Reexamination Certificate

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Optical system for projection display

Optics: image projectors – Reflector
Reexamination Certificate

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Optical system for projection display apparatus

Optics: image projectors – Prism in light path
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Profile ID: LFUS-PAI-P-2026880

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