Inventor
KAHL JR WILLIAM G
8 patents
⚠️ This page may combine multiple inventors who share the name “KAHL JR WILLIAM G”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CERBERUS AG
6 patentsUS4447726AMay 8, 1984
Passive infrared intrusion detector
CERBERUS AG60 citations95
US4484075ANov 20, 1984
Infrared intrusion detector with beam indicators
CERBERUS AG25 citations81
US4516115AMay 7, 1985
Intrusion detection system
CERBERUS AG25 citations80
US4451733AMay 29, 1984
Infrared intrusion detector with optical pattern locators
CERBERUS AG19 citations79
USD277652SFeb 19, 1985
Passive infrared intrusion detector unit
CERBERUS AG13 citations71
USD275657SSep 25, 1984
Intrusion detector
CERBERUS AG4 citations61