4. Illumination
  5. Plural light sources
  6. With modifier

Yi-Kai Cheng

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Circular display device with a projective light source

Optical waveguides – Noncyclindrical or nonplanar shaped waveguide
Reexamination Certificate

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Illuminating device

Illumination – Plural light sources – With modifier
Reexamination Certificate

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Illuminating device with adjustable illumination range

Illumination – Light source and modifier – Plural serial lens elements or components
Reexamination Certificate

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Optical lens

Photography and optical equipment – Ophthalmic article – Lens
Design Patent

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Optical lens

Photography and optical equipment – Ophthalmic article – Lens
Design Patent

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Profile ID: LFUS-PAI-P-2219711

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