Frank H. Levinson

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2.times.2 Optical bypass switch

Patent

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Alignment of optical waveguides

Optics: measuring and testing – Angle measuring or angular axial alignment – Alignment of axes nominally coaxial
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Apparatus and methods for determining splice effectiveness betwe

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent

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Bus optical fiber including low mode volume light source optimal

Telecommunications – Receiver or analog modulated signal frequency converter – Signal selection based on frequency
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Cable television return link system with high data-rate...

Interactive video distribution systems – Video distribution system with upstream communication – Transmission network
Reexamination Certificate

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Profile ID: LFUS-PAI-P-14460

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