Smoke and fire detector

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9842478
SERIAL NO

14727107

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A smoke and/or fire detector for the detection and distance measurement of smoke (36) in a monitored zone (2), having a light transmitter (4) for transmitting a transmitted light signal (8), having a light receiver (6) for generating a received light signal (10) from the transmitted light signal (8) remitted or reflected in the monitored zone (2), and having an evaluation unit (12) for evaluating the time of flight of the received light signal (10), wherein the evaluation unit (12) has a transient recorder (14) and wherein the transient recorder (4) is configured to record multiple received light signals (10) of a single transmitted light signal (8) successively following in time in a time period and the evaluation unit (12) is configured to evaluate the received slight signals (10).

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Patent Owner(s)

Patent OwnerAddress
SICK AG79183 WALDKIRCH

International Classification(s)

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  • 2015 Application Filing Year
  • G08B Class
  • 2670 Applications Filed
  • 2238 Patents Issued To-Date
  • 83.83 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20152016201720182019202020212022202320240255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bonisch, Andreas Waldkirch, DE 3 11
Convent, Jurgen Waldkirch, DE 4 12

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Patent Citation Ranking

  • 0 Citation Count
  • G08B Class
  • 0 % this patent is cited more than
  • 8 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges204732144652618910633601 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +050100150200250300350400450500550600650700750800

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