Inventor

LOEPFE MARKUS

CH4 patents

⚠️ This page may combine multiple inventors who share the name “LOEPFE MARKUS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

COLE MARTIN TERENCE

1 patent

US9134716B2Sep 15, 2015

Detection of blockages and interruptions with an aspirating smoke detector (ASD)

COLE MARTIN TERENCE12 citations81

LOEPFE MARKUS

1 patent

US8587442B2Nov 19, 2013

Smoke alarm with temporal evaluation of a backscatter signal, test method for the functional capability of a smoke alarm

LOEPFE MARKUS13 citations74

SIEMENS BUILDING TECH AG

1 patent

US6456379B1Sep 24, 2002

Optical smoke detector operating in accordance with the extinction principle and method for compensating its temperature drift

SIEMENS BUILDING TECH AG11 citations72

CERBERUS AG

1 patent

US5874314AFeb 23, 1999

Method for detecting organic vapors and aerosols

CERBERUS AG9 citations71