Richard N Roberts

This inventor holds 7 USPTO granted patents. Top assignees: At&t Intellectual Property I, LP, Sbc Properties, L.p., Ameritech Corporation. Active years: 2001-2015.

USPTO Granted Patents = 7

% Patents Active = 28.6

Average Co-Inventor Count = 8.0

ph-index = 3

Forward Citations = 404(Granted Patents)

Company Filing History:

2 out of 16,768

At&t Intellectual Property I, LP

Ameritech Corporation

patents

4. 1 out of 75

At&t Knowledge Ventures, LP

Years Active: 2001-2015

Loading Chart...

7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9084100 - System and method for routing a call to a landline communication unit or a wireless communication unit (2015-07-14),

2. 8594643 - System and method for routing a call to a landline communication unit or a wireless communication unit (2013-11-26),

3. 8417230 - System and method for routing a call to a landline communication unit or a wireless communication unit (2013-04-09),

4. 7454197 - System and method for routing a call to a landline communication unit or a wireless communication unit (2008-11-18),

5. 7181201 - System and method for routing a call to a called party's landline or wireless communication unit (2007-02-20),

6. 6705916 - System and method for routing a call to a called party's landline or wireless communication unit (2004-03-16),

7. 6208854 - System and method for routing a call to a called party's landline or wireless communication unit (2001-03-27),

Profile summary based on public USPTO records.

Please report any incorrect information to [email protected]