|
10555159
|
US
|
System and method for operating stealth mode of emergency vehicle
|
|
Mar 13, 2019
|
Feb 4, 2020
|
Granted
|
|
D469710
|
US
|
Tip-up light bar assembly
|
|
Jan 11, 2002
|
Feb 4, 2003
|
Granted
|
|
5170162
|
US
|
MOTION DIRECTION DETECTION
|
|
Jul 31, 1990
|
Dec 8, 1992
|
Granted
|
|
D375180
|
US
|
Linear strobe warning light fixture
|
|
Apr 5, 1995
|
Oct 29, 1996
|
Granted
|
|
D587155
|
US
|
Rack mounted warning light
|
|
Jan 11, 2008
|
Feb 24, 2009
|
Granted
|
|
D610931
|
US
|
Warning light with flange
|
|
Jun 22, 2009
|
Mar 2, 2010
|
Granted
|
|
6739738
|
US
|
Method and apparatus for light redistribution by internal reflection
|
|
Jan 28, 2003
|
May 25, 2004
|
Granted
|
|
6318886
|
US
|
High flux led assembly
|
|
Feb 11, 2000
|
Nov 20, 2001
|
Granted
|
|
5157382
|
US
|
Directional information conveying method and apparatus
|
|
Oct 18, 1990
|
Oct 20, 1992
|
Granted
|
|
D402577
|
US
|
Warning light
|
|
Feb 4, 1998
|
Dec 15, 1998
|
Granted
|
|
D267156
|
US
|
Warning light with cylindrical lens
|
|
Mar 31, 1980
|
Dec 7, 1982
|
Granted
|
|
10420177
|
US
|
LED illumination module with fixed optic and variable emission pattern
|
|
Dec 19, 2017
|
Sep 17, 2019
|
Granted
|
|
6317052
|
US
|
Pattern selection method and apparatus
|
|
Apr 19, 2000
|
Nov 13, 2001
|
Granted
|
|
7710253
|
US
|
LED aviation warning light with fault detection
|
|
Sep 26, 2008
|
May 4, 2010
|
Granted
|
|
D305660
|
US
|
Loudspeaker
|
|
Jul 1, 1987
|
Jan 23, 1990
|
Granted
|
|
9821702
|
US
|
Warning light assembly
|
|
Jan 20, 2015
|
Nov 21, 2017
|
Granted
|
|
D273470
|
US
|
Housing for a control for an electronic siren
|
|
May 28, 1981
|
Apr 17, 1984
|
Granted
|
|
D385368
|
US
|
Dual mode area illumination device for vehicles
|
|
May 16, 1996
|
Oct 21, 1997
|
Granted
|
|
D591187
|
US
|
Lens and frame for a warning light
|
|
Aug 28, 2008
|
Apr 28, 2009
|
Granted
|
|
9738217
|
US
|
Modular vehicle light
|
|
Oct 17, 2014
|
Aug 22, 2017
|
Granted
|