Inventor · disambiguated record
Mark Tamasi
Also filed as: TAMASI MARK
21 granted patents·464 citations·filing 1997–2010
97Inventor score
Top patents by PatentIndex Score
21 records- 0193US7203302B2Geographical call routing for a non-emergency calling serviceAT & T LABS INC·Filed 2006·Granted Apr 10, 2007·17 cites·21 claims
- 0291US6563917B2Geographical call routing for a non-emergency calling serviceSBC TECHN RES INC·Filed 2001·Granted May 13, 2003·40 cites·20 claims
- 0389US6526136B2System and computer program for routing a dedicated number through alternate telephone carriersSBC TECHN RES INC·Filed 2001·Granted Feb 25, 2003·39 cites·11 claims
- 0488US7054432B2Geographical call routing for a non-emergency calling serviceSBC TECHN RES INC·Filed 2004·Granted May 30, 2006·27 cites·20 claims
- 0588US6108408AApparatus and method for routing a dedicated number through alternate telephone carriersSBC TECHN RES INC·Filed 1997·Granted Aug 22, 2000·70 cites·41 claims
- 0687US6718028B2System and method for forwarding call from disconnected telephone number to new telephone numberSBC TECHN RES INC·Filed 2002·Granted Apr 6, 2004·32 cites·21 claims
- 0787US6442259B2System and method for forwarding call from disconnected telephone number to new telephone numberSBC TECHN RES INC·Filed 2001·Granted Aug 27, 2002·36 cites·21 claims
- 0887US6330324B1Geographical call routing for a non-emergency calling serviceSBC TECHN RES INC·Filed 1998·Granted Dec 11, 2001·77 cites·43 claims
- 0987US6304641B1System and method for forwarding call from disconnected telephone number to new telephone numberSBC TECHN RES INC·Filed 2000·Granted Oct 16, 2001·35 cites·18 claims
- 1086US7292688B2Geographical call routing for a non-emergency calling serviceAT & T LABS INC·Filed 2007·Granted Nov 6, 2007·7 cites·20 claims
- 1183US7443975B2Geographical call routing for a non-emergency calling serviceAT & T LABS INC·Filed 2007·Granted Oct 28, 2008·5 cites·20 claims
- 1280US7295665B2Method and system for routing a communication through an alternate carrierAT & T LABS INC·Filed 2006·Granted Nov 13, 2007·5 cites·20 claims
- 1379US6724882B2Geographical call routing for a non-emergency calling serviceSBC TECHN RES INC·Filed 2003·Granted Apr 20, 2004·13 cites·20 claims
- 1478US7853003B2Geographical call routing for a non-emergency calling serviceAT & T LABS INC·Filed 2009·Granted Dec 14, 2010·2 cites·20 claims
- 1577US7653194B2Geographical call routing for a non-emergency calling serviceAT & T LABS INC·Filed 2008·Granted Jan 26, 2010·3 cites·20 claims
- 1677US6697480B2Method and network for routing a communication through an alternate carrierSBC LAB INC·Filed 2002·Granted Feb 24, 2004·10 cites·15 claims
- 1771US6292552B1Apparatus and method for routing a dedicated number through alternate telephone carriersSBC TECHN RES INC·Filed 2000·Granted Sep 18, 2001·8 cites·20 claims
- 1867US6088433ASystem and method for forwarding call from disconnected telephone number to new telephone numberSBC TECHN RES INC·Filed 1998·Granted Jul 11, 2000·31 cites·20 claims
- 1966US7068771B2Method and network for routing a communication through an alternate carrierSBC LAB INC·Filed 2003·Granted Jun 27, 2006·4 cites·8 claims
- 2062US7206398B2System and method for forwarding call from disconnected telephone number to new telephone numberSBC TECHN RES INC·Filed 2004·Granted Apr 17, 2007·3 cites·21 claims
- 2157US7983409B2Geographical call routing for a non-emergency calling serviceAT & T LABS INC·Filed 2010·Granted Jul 19, 2011·0 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when Mark Tamasi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →