Inventor
PLUSH CHRISTOPHER
GB3 patents
Patents
3 patentsUS6173171B1Jan 9, 2001
Method and apparatus for generating billing data in a telecommunication system
ORANGE PERSONAL COMM SERV LTD57 citations93
US6965764B2Nov 15, 2005
Method and apparatus for generating billing data in a telecommunication system
ORANGE PERSONAL COMM SERV LTD19 citations89
US6532282B1Mar 11, 2003
Method and system for accumulating call prepayment
ORANGE PERSONAL COMM SERV LTD30 citations84