Inventor
DONOSO CARLOS H
US14 patents
⚠️ This page may combine multiple inventors who share the name “DONOSO CARLOS H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AMERITECH CORP
4 patentsUS6208854B1Mar 27, 2001
System and method for routing a call to a called party's landline or wireless communication unit
AMERITECH CORP514 citations98
US6400818B1Jun 4, 2002
Method of routing interLATA network traffic
AMERITECH CORP14 citations82
US6453018B2Sep 17, 2002
System and method for accessing a messaging service using a short dialing sequence
AMERITECH CORP10 citations69
US6628774B2Sep 30, 2003
Method of routing interlata network traffic
AMERITECH CORP4 citations61
SBC PROPERTIES LP
4 patentsUS6705916B2Mar 16, 2004
System and method for routing a call to a called party's landline or wireless communication unit
SBC PROPERTIES LP23 citations91
US7310418B2Dec 18, 2007
Method of routing interLATA network traffic
SBC PROPERTIES LP5 citations72
US7181201B2Feb 20, 2007
System and method for routing a call to a called party's landline or wireless communication unit
SBC PROPERTIES LP3 citations72
US6718018B2Apr 6, 2004
System and method for accessing a messaging service using a short dialing sequence
SBC PROPERTIES LP9 citations71