Hazard indicator with LED

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8253583
APP PUB NO 20080272911A1
SERIAL NO

12115023

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Importance

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Abstract

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A hazard indicator including a power-saving control circuit having a transistor with a collector connected via a resistor to the output of the signal processing circuit. In operation, the transistor delivers the clocked control signal for the semiconductor switch as a function of the current-proportional voltage applied to the base of the transistor.

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Patent Owner(s)

  • NOVAR GMBH

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Krippendorf, Tido Erkelenz, DE 7 100
Politze, Heiner Neuss, DE 10 125

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