Inventor
HARDZINSKI MARY LOUISE
US30 patents
⚠️ This page may combine multiple inventors who share the name “HARDZINSKI MARY LOUISE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SBC PROPERTIES LP
10 patentsUS7139383B2Nov 21, 2006
Method and system for providing enhanced call waiting
SBC PROPERTIES LP17 citations92
US6829343B2Dec 7, 2004
Method and system for providing enhanced call waiting
SBC PROPERTIES LP16 citations92
US6870914B1Mar 22, 2005
Distributed text-to-speech synthesis between a telephone network and a telephone subscriber unit
SBC PROPERTIES LP23 citations89
US7391859B2Jun 24, 2008
Method and system for providing enhanced call waiting
SBC PROPERTIES LP13 citations84
US7099441B2Aug 29, 2006
Method and system for providing enhanced call waiting with verification and name change service
SBC PROPERTIES LP8 citations74
US6993121B2Jan 31, 2006
Method and system for text-to-speech conversion of caller information
SBC PROPERTIES LP10 citations74
US6775357B2Aug 10, 2004
Method and system for providing enhanced call waiting with verification and name change service
SBC PROPERTIES LP9 citations74
US6718016B2Apr 6, 2004
Method and system for text-to-speech conversion of caller information
SBC PROPERTIES LP8 citations74
US7068761B2Jun 27, 2006
Method and system for canceling unwanted telephone calls
SBC PROPERTIES LP9 citations72
US6765994B2Jul 20, 2004
Method and system for canceling unwanted telephone calls
SBC PROPERTIES LP7 citations72
AMERITECH CORP
9 patentsUS6574319B2Jun 3, 2003
Convenience features in a method and system for providing enhanced caller identification
AMERITECH CORP218 citations99
US6332021B2Dec 18, 2001
Convenience features in a method and system for providing enhanced caller identification
AMERITECH CORP139 citations99
US6400809B1Jun 4, 2002
Method and system for text-to-speech conversion of caller information
AMERITECH CORP71 citations96
US6219414B1Apr 17, 2001
Method and system for providing enhanced call waiting
AMERITECH CORP76 citations96
US6178232B1Jan 23, 2001
Method and system for providing enhanced caller identification
AMERITECH CORP163 citations96
US6466653B1Oct 15, 2002
Text-to-speech preprocessing and conversion of a caller's ID in a telephone subscriber unit and method therefor
AMERITECH CORP79 citations94
US6278771B1Aug 21, 2001
Method and system for providing enhanced call waiting with verification and name change service
AMERITECH CORP20 citations93
US6633634B1Oct 14, 2003
Method and system for providing enhanced call waiting
AMERITECH CORP27 citations92
US6453019B1Sep 17, 2002
Method and system for canceling unwanted telephone calls
AMERITECH CORP19 citations91
AT & T KNOWLEDGE VENTURES LP
3 patentsUS7388952B2Jun 17, 2008
Method and system for providing enhanced call waiting
AT & T KNOWLEDGE VENTURES LP13 citations92
US7409046B2Aug 5, 2008
Method and system for providing enhanced call waiting with verification and name change service
AT & T KNOWLEDGE VENTURES LP5 citations74
US7302049B2Nov 27, 2007
Convenience features in a method and system for providing enhanced caller identification
AT & T KNOWLEDGE VENTURES LP5 citations74