Inventor

PROMENZIO EDGARDO L

US4 patents

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

MOTOROLA INC

2 patents

US7860060B2Dec 28, 2010

Method and apparatus to facilitate persistence of a handed-off communication system

MOTOROLA INC1 citations49

US7839826B2Nov 23, 2010

Method and apparatus to facilitate use of a session initiation protocol instance to support on-hold session status

MOTOROLA INC1 citations49

LUNDSGAARD SOREN K

1 patent

US8249242B2Aug 21, 2012

Secure call DTMF signaling

LUNDSGAARD SOREN K0 citations34

PROMENZIO EDGARDO L

1 patent

US8406234B2Mar 26, 2013

Method and apparatus for processing multiple incoming calls in a single device

PROMENZIO EDGARDO L0 citations17