Inventor
BARTH RAGNVALD
NO6 patents
Patents
6 patentsUS10177859B2Jan 8, 2019
System and associated methodology for proximity detection and device association using ultrasound
CISCO TECH INC9 citations82
US9473580B2Oct 18, 2016
System and associated methodology for proximity detection and device association using ultrasound
CISCO TECH INC9 citations82
US10277332B2Apr 30, 2019
System and associated methodology for detecting same room presence using ultrasound as an out-of-band channel
CISCO TECH INC4 citations80
US9241016B2Jan 19, 2016
System and associated methodology for detecting same-room presence using ultrasound as an out-of-band channel
CISCO TECH INC6 citations80
US10491311B2Nov 26, 2019
System and associated methodology for detecting same-room presence using ultrasound as an out-of-band channel
CISCO TECH INC2 citations69
US11303362B2Apr 12, 2022
System and associated methodology for detecting same-room presence using ultrasound as an out-of-band channel
CISCO TECH INC0 citations59