Lighting unit with electronically modulated beam configuration

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United States of America Patent

PATENT NO 11708020
APP PUB NO 20220227287A1
SERIAL NO

17577748

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Lighting unit that can be mounted to a vehicle for illuminating work or emergency areas at night. The lighting unit includes a mechanically controllable driver for selecting a position of a central optical axis of the light emitter and an electronically adjustable refractive element for modulating a beam spread configuration generated by the lighting unit.

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Patent Owner(s)

Patent OwnerAddress
FEDERAL SIGNAL CORPORATION1333 BUTTERFIELD ROAD SUITE 500 DOWNERS GROVE IL 60515

International Classification(s)

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  • 2022 Application Filing Year
  • F21V Class
  • 2456 Applications Filed
  • 1483 Patents Issued To-Date
  • 60.39 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Belitz, Duane P Frankfort, US 7 59
Czajkowski, Robert A Tinley Park, US 11 144
Hartke, Robert J Beecher, US 4 10
Loftus, Jeffery M Tinley Park, US 6 21
Skertich,, Jr Tim Crown Point, US 5 33
Sowers, Aaron Tinley Park, US 2 2
Voss, Adam Griffith, US 2 2

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  • 0 Citation Count
  • F21V Class
  • 0 % this patent is cited more than
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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges27878009201 - 1011 - 2021 - 30020040060080010001200140016001800200022002400260028003000

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