Inventor
ARMBRUSTER PETER J
US24 patents
⚠️ This page may combine multiple inventors who share the name “ARMBRUSTER PETER J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MOTOROLA INC
22 patentsUS5956644ASep 21, 1999
Multiple-user communication unit and method for operating in a satellite communication system
MOTOROLA INC112 citations97
US6999782B2Feb 14, 2006
Method for joining dispatch calls
MOTOROLA INC205 citations95
US5208853AMay 4, 1993
Method and apparatus for usage protection of data files using split key and unique variable
MOTOROLA INC71 citations95
US7558587B2Jul 7, 2009
System and method for dynamically selecting wireless information communication modes for a wireless communication device
MOTOROLA INC29 citations92
US6990081B2Jan 24, 2006
Conference call bridge arrangement
MOTOROLA INC50 citations92
US6976081B2Dec 13, 2005
Session initiation protocol compression
MOTOROLA INC26 citations92
US5383185AJan 17, 1995
Method and apparatus for data collision detection in a multi-processor communication system
MOTOROLA INC42 citations92
US5809396ASep 15, 1998
Radio telecommunication network with selectable ring signal coverage
MOTOROLA INC26 citations91
US5596624AJan 21, 1997
Method and apparatus for providing increased access to a local communication network
MOTOROLA INC37 citations91
US5509004AApr 16, 1996
Communication method and network with multiple dynamic intraswitching
MOTOROLA INC37 citations91
US6639973B1Oct 28, 2003
Mobile originator call control
MOTOROLA INC24 citations90
US6131027AOct 10, 2000
System for controlling network bandwidth
MOTOROLA INC24 citations86
US6819286B2Nov 16, 2004
Location determination for mobile units
MOTOROLA INC17 citations83
US6904023B2Jun 7, 2005
Method and apparatus for group call services
MOTOROLA INC12 citations82
US7054302B2May 30, 2006
Method and apparatus for interworking dispatch services network
MOTOROLA INC9 citations73
US7016315B2Mar 21, 2006
Token passing arrangement for a conference call bridge arrangement
MOTOROLA INC9 citations73
US7002987B2Feb 21, 2006
Common services and applications agent
MOTOROLA INC3 citations62
US7321768B2Jan 22, 2008
Roaming services using home location register
MOTOROLA INC4 citations61
US7149516B2Dec 12, 2006
User controlled home location register
MOTOROLA INC5 citations61
US5950132ASep 7, 1999
Method and apparatus for providing communication services for communication system users having variable speed
MOTOROLA INC6 citations54
US7609664B2Oct 27, 2009
Method and system for broadcasting/multicasting in a communication network
MOTOROLA INC0 citations52
US7742450B2Jun 22, 2010
Method for efficient bearer traffic routing in a communication system
MOTOROLA INC0 citations51