Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate
2006-07-18
2009-11-10
Hofsass, Jeffery (Department: 2612)
Communications: electrical
Condition responsive indicating system
Specific condition
C340S628000
Reexamination Certificate
active
07616126
ABSTRACT:
A particle sensor is provided that includes a light source, an optical transducer, and a controller, wherein the controller is in communication with the light source and the optical transducer. The controller is configured to reject substantially all signals except those contributed by the light source.
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Kadwell Brian J.
Stirling Christopher D.
Gentex Corporation
Hofsass Jeffery
Shultz Jr. James E.
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