4. Communications: electrical
  5. Aircraft alarm or indicating systems
  6. Land-based landing guidance

Alexander Rizkin

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3-D volume visualization display

Liquid crystal cells – elements and systems – Liquid crystal system – Projector including liquid crystal cell
Patent

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Flush luminaire with optical element for angular intensity...

Illumination – Housing – With cooling means
Reexamination Certificate

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High efficiency lighting system having a remote light source

Optical waveguides – Optical fiber bundle
Reexamination Certificate

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Highly efficient illuminator and method of use thereof

Illumination – Revolving
Patent

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Highly efficient LED lamp

Illumination – Light modifier – Refractor
Reexamination Certificate

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Profile ID: LFUS-PAI-P-754050

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