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Inventor

HEESCHEN DAVID R

US12 patents
⚠️ This page may combine multiple inventors who share the name “HEESCHEN DAVID R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MOTOROLA INC

8 patents
US5138650AAug 11, 1992

Cordless telephone with internal debit and credit memory

MOTOROLA INC260 citations96
US5561852AOct 1, 1996

Method and apparatus for establishing a communication link

MOTOROLA INC37 citations92
US5937351AAug 10, 1999

Method for establishing a wireless communications link in a reduced time

MOTOROLA INC47 citations91
US5729539AMar 17, 1998

Method of scheduling signal quality measurements in a TDMA communication system

MOTOROLA INC26 citations91
US7139586B2Nov 21, 2006

Method and system for targeted broadcasting

MOTOROLA INC20 citations90
US6002948ADec 14, 1999

Method and apparatus for radio system with mode based subscriber communications

MOTOROLA INC23 citations90
US7069211B2Jun 27, 2006

Method and apparatus for transferring data over a voice channel

MOTOROLA INC37 citations86
US5949774ASep 7, 1999

Method of processing a call while switching site affiliation in a radio communication system

MOTOROLA INC5 citations60

YOUNG JASON T

1 patent
US8059702B2Nov 15, 2011

Monitoring multiple modem transmission in a communication device

YOUNG JASON T11 citations75

MOTOROLA MOBILITY INC

1 patent
US7937102B2May 3, 2011

Method of operating a multi-camp mobile communication device while engaged in a call and receiving a dispatch call

MOTOROLA MOBILITY INC1 citations52

TAN GERONCIO O

1 patent
US8195250B2Jun 5, 2012

Method and apparatus for controlling power among modems in a multi-mode mobile communication device

TAN GERONCIO O3 citations48

Google Technology Holdings LLC

1 patent
US9049688B2Jun 2, 2015

Selective auto-accept of full duplex push to talk call

Google Technology Holdings LLC0 citations40