Robert Dianda — 21 Patents at AT&T

Robert Dianda has been granted 21 US patents while listed as an inventor at AT&T. The first was granted in 1990 and the most recent in September 2021. Robert Dianda ranks #201,324 of 4,157,543 US inventors in our database (top 4.8%). Patent records list Robert Dianda in Ashburn, VA, US.

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
11122138	Enhanced domain name system response caching	Ashutosh Kumar Sinha	2021-09-14	$194,396,000
11050707	Systems and methods for updating a resource address	Ashutosh Kumar Sinha	2021-06-29	$755,425,000
10805417	Enhanced domain name system response caching	Ashutosh Kumar Sinha	2020-10-13	$355,397,000
10798134	Internet protocol (IP) multimedia subsystem (IMS) based session initiation protocol (SIP) call setup retry	Ashutosh Kumar Sinha	2020-10-06	$226,161,000
9560192	Methods and apparatus for provisioning and using IP clients which can be arranged according to groups and share a common telephone number	Thirumal Ramachandruni, Mathivanan Manickam, Naresh Dhiman, Selcuk Ozler, Peter McGrath	2017-01-31
8548151	Method for migrating from an old communication switch to a new communication switch	—	2013-10-01
7881452	Method for testing a local number portability (LNP) ported telephone number	—	2011-02-01	$12,853,000
7751549	Tandem switch migration method	—	2010-07-06	$16,705,000
7643616	Method for testing an assigned location routing number (LRN)	—	2010-01-05	$18,412,000
7522607	Congestion handling in a packet communication system	Michael K. Bugenhagen, Jack E. Brown	2009-04-21	$28,808,000
7394820	Interworking unit (IWU) for interfacing a plurality of client devices to a multiprotocol label switching (MPLS)	—	2008-07-01	$23,640,000
7369558	ATM connection allocation in ATM networks	Danmei Wu	2008-05-06	$55,515,000
7106741	Establishing communication paths to law enforcement agencies	—	2006-09-12	$5,062,000
7068598	IP packet access gateway	Sidney Bryson, Ronald Davis, Scott Douglas Olmstead, Monica Sentoff, Shang-Fon Su +3 more	2006-06-27	$6,412,000
7016314	Method and apparatus for transferring ATM services	Hsien-Chuen Yu	2006-03-21	$7,213,000
6925082	ATM packet access gateway	Rolfe E. Buhrke, Edward Clark, Ronald Davis, Shang-Fon Su, Margaret Hueying Yang +1 more	2005-08-02	$11,883,000
6404782	Method and apparatus for signaling over packet-based systems	Alan D. Berenbaum, Hubert Rae McLellan, Jr.	2002-06-11	$11,124,000
5631903	Telecommunications signaling arrangements for terminals without signaling capability	Roger Edward Libman, Suzanne Vondruska, Hsien-Chuen Yu	1997-05-20	$13,608,000
5280470	Bandwidth and congestion management in accessing broadband	Rolfe E. Buhrke, Vikram Punj, Ronald A. Spanke, Nancy Stevens	1994-01-18
5012466	Call service initialization arrangement	Rolfe E. Buhrke, Leo R. Katzenstein, Michael McClurkan, John S. Tsai	1991-04-30
4958343	Communication channel reservation	Gabriela M. Abramovici, Rolfe E. Buhrke, Bopsi Chandramouli, Leo R. Katzenstein, Thomas M. O'Connor +2 more	1990-09-18

Robert Dianda — 21 Patents

Issued Patents All Time

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