Inventor
DEMING ROBERT B
US3 patents
Patents
3 patentsUS8472608B2Jun 25, 2013
Method and system for providing directory assistance to erroneous telephone calls
BOOKSTAFF BLAKE9 citations80
US8472607B2Jun 25, 2013
Method and system for providing directory assistance to erroneous telephone calls
BOOKSTAFF BLAKE5 citations69
US8693664B2Apr 8, 2014
Method and system for providing directory assistance to erroneous telephone calls
BOOKSTAFF BLAKE5 citations65