Ray; Dipankar

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ray; Dipankar.The latest application filed is for "naturally aspirated common rail diesel engine meeting ultra low pm emission by passive exhaust after treatment".

Company Profile

1.10.10

Ray; Dipankar - Chennai IN
Ray; Dipankar - Redmond WA
Ray; Dipankar - Plano TX US
Ray; Dipankar - Dorval CA
Ray; Dipankar - Richardson TX
Ray; Dipankar - Garland TX

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Naturally aspirated common rail diesel engine meeting ultra low PM emission by passive exhaust after treatment Grant 11,391,250 - R , et al. July 19, 2	2022-07-19
Naturally Aspirated Common Rail Diesel Engine Meeting Ultra Low Pm Emission By Passive Exhaust After Treatment App 20190345900 - R; Velusamy ; et al.	2019-11-14
Implementations Of Cabac Decoding For Video Decoding App 20170244968 - Ray; Dipankar ; et al.	2017-08-24
Naturally Aspirated Common Rail Diesel Engine Meeting Ultra Low Pm Emission By Passive Exhaust After Treatment App 20160169164 - VELUSAMY; R ; et al.	2016-06-16
Method and apparatus for ringback tone personalization Grant 8,774,385 - Siddiqui , et al. July 8, 2	2014-07-08
Method and apparatus to reduce mobile switching center involvement in packet data call support Grant 7,702,364 - Ray , et al. April 20, 2	2010-04-20
Method And Apparatus For Ringback Tone Personalization App 20070286401 - Siddiqui; Aqeel ; et al.	2007-12-13
PPP connection during simple IP Grant 7,295,545 - Ray , et al. November 13, 2	2007-11-13
System and method for improved session management in a data cellular network Grant 7,103,662 - Ray , et al. September 5, 2	2006-09-05
PPP connection during simple IP App 20060002358 - Ray; Dipankar ; et al.	2006-01-05
Method and apparatus for intelligent paging in a wireless communication network App 20050186971 - Ray, Dipankar ; et al.	2005-08-25
Method and apparatus to reduce mobile switching center involvement in packet data call support App 20050185623 - Ray, Dipankar ; et al.	2005-08-25
Integration of a Wireless Local Area Network and a Packet Data Network App 20040133806 - Joong, Donald ; et al.	2004-07-08
System and method for improved session management in a data cellular network App 20030135626 - Ray, Dipankar ; et al.	2003-07-17
Automatic discovery of nodes associated with a virtual subnet Grant 6,587,455 - Ray , et al. July 1, 2	2003-07-01
Communicating data securely within a mobile communications network App 20030112977 - Ray, Dipankar ; et al.	2003-06-19
System and method for performing an inter mobile system handover using the internet telephony system Grant 6,424,638 - Ray , et al. July 23, 2	2002-07-23
System and method for location-based group services Grant 6,240,069 - Alperovich , et al. May 29, 2	2001-05-29
System and method for sending a short message containing purchase information to a destination terminal Grant 6,067,529 - Ray , et al. May 23, 2	2000-05-23

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