Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Long range fresnel lens array for infrared motion detector system

Long range fresnel lens array for infrared motion detector system

US Patent D315423 · Granted Mar 12, 1991

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

System and method for determining the real-time effect of ice accumulation on ai2023
LED luminaire tiling with a lens array containing a plurality of lenslets2019
Passive infrared detector2018
Method and system for remotely controlling a vehicle2015
Threat analysis toolkit2015
Passive infrared detector2015
Imaging lens for infrared cameras2009
System, method, and apparatus for passive, multi-spectral, optical identificatio2007
Imaging lens for infrared cameras2007
Portable system and method for determining one or more reflectance properties of2004
Motion detector with non-diverging insensitive zones2000
Microflake glitter fabrication1999