Inventor
SONBERG KENNETH W
US8 patents
⚠️ This page may combine multiple inventors who share the name “SONBERG KENNETH W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BOSTON COMMUNICATIONS GROUP INC
5 patentsUS7218912B2May 15, 2007
Method and system for providing supervisory control over wireless phone usage
BOSTON COMMUNICATIONS GROUP INC158 citations97
US7197321B2Mar 27, 2007
Method and system for providing supervisory control over wireless phone usage
BOSTON COMMUNICATIONS GROUP INC382 citations97
US6704563B1Mar 9, 2004
Systems and methods for prerating costs for a communication event
BOSTON COMMUNICATIONS GROUP INC79 citations96
US7486945B2Feb 3, 2009
Systems and methods for prerating costs for a communication event
BOSTON COMMUNICATIONS GROUP INC17 citations91
US7206569B2Apr 17, 2007
Method and system for providing supervisory control over wireless phone usage
BOSTON COMMUNICATIONS GROUP INC18 citations91
ELECTRONIC DATA SYST CORP
2 patentsUS5335265AAug 2, 1994
Apparatus for detecting and preventing subscriber number cloning in a cellular mobile telephone system
ELECTRONIC DATA SYST CORP167 citations97
US5440614AAug 8, 1995
System and method for dynamically specifying the manner in which calls to a roaming cellular telephone subscriber are to be handled
ELECTRONIC DATA SYST CORP67 citations93