Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Scattered-light smoke detector with a two-color light-emitting diode

Scattered-light smoke detector with a two-color light-emitting diode

US Patent 9541501 · Granted Jan 10, 2017

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Smoke detector methods and systems2021
Fire detection using the scattered light principle with a staggered activation o2020
Optical smoke detection unit for a smoke detector, with two light-emitting diode2017
Passive infrared detector2003
Process for the irradiation of strand-shaped irradiated material, and an irradia2002
Passive infrared intrusion detector and its use1999
Infrared intrusion detector with a multi-layer mirror1997
IR intrusion detector using scattering to prevent false alarms1995
ICR ion trap1992
Ion cyclotron resonance spectrometer1991
ICR ion trap1991
Method for eliminating undesirable charged particles from the measuring cell of 1989