DP

Debashish Purkayastha

IH Interdigital Patent Holdings: 26 patents #82 of 824Top 10%
IT Interdigital Technology: 18 patents #72 of 338Top 25%
SC Sk Telecom Co.: 3 patents #209 of 842Top 25%
VS Vid Scale: 1 patents #44 of 71Top 65%
SO Sony: 1 patents #17,262 of 25,231Top 70%
📍 Collegeville, PA: #13 of 630 inventorsTop 3%
🗺 Pennsylvania: #832 of 74,527 inventorsTop 2%
Overall (All Time): #61,697 of 4,157,543Top 2%
46
Patents All Time

Issued Patents All Time

Showing 26–46 of 46 patents

Patent #TitleCo-InventorsDate
9294929 LTE operation in small cells using dynamic shared spectrum Athmane Touag, Jean-Louis Gauvreau, Rocco Di Girolamo, Martino M. Freda, Joseph M. Murray +3 more 2016-03-22
9143539 Method and apparatus for inter-user equipment transfer of streaming media Hang Liu, Kamel M. Shaheen, Milan Patel, Xavier De Foy, Osama Lotfallah 2015-09-22
9014170 Method and apparatus for synchronizing mobile station media flows during a collaborative session Xavier De Foy, Milan Patel, Kamel M. Shaheen, Osama Lotfallah, Hang Liu 2015-04-21
9008065 Methods and apparatuses for providing services to a dual mode GPRS/WLAN or UMTS/WLAN WTRU Kamel M. Shaheen 2015-04-14
8891423 Group-based machine to machine communication Kamel M. Shaheen 2014-11-18
8638769 Method and apparatus for reporting WLAN capabilities of a dual mode GPRS/WLAN or UMTS/WLAN WTRU Kamel M. Shaheen 2014-01-28
8619757 Method and apparatus for delivery of data-based/voice services over piconets and wireless LANs (WLANs) coupled to 3GPP devices including protocol architecture and information elements relating to short message services (SMS) over WLANs Kamel M. Shaheen, Prabhakar R. Chitrapu, Brian Kiernan 2013-12-31
8331315 Media independent handover for smart phone architecture Shamim Akbar Rahman, Khalid S. Hossain, Michelle Perras, Hyun Wook Kim, Yong Sun Cho +2 more 2012-12-11
8201216 Techniques for database structure and management Inhyok Cha, Richard Herschaft, Yogendra C. Shah 2012-06-12
8190191 Mobility middleware architecture for multiple radio access technology apparatus Catherine Livet, Shamim Akbar Rahman, Guang Lu, Alan G. Carlton, Narayan Parappil Menon 2012-05-29
8149790 Bi-directional handover method and apparatus Shamim Akbar Rahman 2012-04-03
8134978 Integration of 802.21 media independent handover functionality to radio interface layer and telephony server Michelle Perras, Shamim Akbar Rahman, Ulises Olvera-Hernandez, Alan G. Carlton, Samian Kaur 2012-03-13
8102823 Method and apparatus for reporting WLAN capabilities of dual mode GPRS/WLAN or UMTS/WLAN WTRU Kamel M. Shaheen 2012-01-24
8014367 System for application server autonomous access across different types of access technology networks Alan G. Carlton, Narayan Parappil Menon 2011-09-06
7599515 Wireless communication method and apparatus for generating, watermarking and securely transmitting content John Thommana, Alain Charles Briancon 2009-10-06
7574220 Method and apparatus for alerting a target that it is subject to sensing and restricting access to sensed content associated with the target John Thommana 2009-08-11
7532723 Tokens/keys for wireless communications Prabhakar R. Chitrapu, Alain Charles Briancon, Akinlolu Oloruntosi Kumoluyi, Alan G. Carlton, Kiran K. Vanganuru +9 more 2009-05-12
7272240 Method and apparatus for generating, sensing, and adjusting watermarks Steven Jeffrey Goldberg 2007-09-18
7204746 Wireless communication components and methods for multiple system communications Amarnath Chitti 2007-04-17
6987985 Wireless communication components and methods for multiple system communications Amarnath Chitti 2006-01-17
6940844 Method and apparatus for reporting WLAN capabilities of a dual mode GPRS/WLAN or UMTS/WLAN WTRU Kamel M. Shaheen 2005-09-06