4. Coherent light generators
  5. Particular active media
  6. Semiconductor

Hanmin Zhao

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Laser source with submicron aperture

Coherent light generators – Particular active media – Semiconductor
Reexamination Certificate

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LED with porous diffusing reflector

Active solid-state devices (e.g. – transistors – solid-state diode – Incoherent light emitter structure – With reflector – opaque mask – or optical element integral...
Reexamination Certificate

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Low loss grating for high efficiency wavelength stabilized...

Coherent light generators – Particular resonant cavity – Distributed feedback
Reexamination Certificate

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Optical semiconductor device with diffraction grating structure

Coherent light generators – Particular active media – Semiconductor
Patent

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Profile ID: LFUS-PAI-P-1396380

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