Inventor
Dipankar Ray
Inventor
Plano, TX, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Wprimary
H04WWireless communication networks50%
H04LTransmission of digital information, e.g. telegraphic communication17%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes8%
G07FCoin-freed or like apparatus8%
G07GRegistering the receipt of cash, valuables, or tokens8%
H04MTelephonic communication8%
PatentTitleYear
8,774,385'Method and apparatus for ringback tone personalization'20147,702,364'Method and apparatus to reduce mobile switching center involvement in packet data call support'20107,295,545'PPP connection during simple IP'20077,103,662'System and method for improved session management in a data cellular network'20066,587,455'Automatic discovery of nodes associated with a virtual subnet'20036,424,638'System and method for performing an inter mobile system handover using the internet telephony system'20026,240,069'System and method for location-based group services'20016,067,529'System and method for sending a short message containing purchase information to a destination terminal'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2014Patents assigned to ERICSSON INC (4)· patent assignee history
2000–2001Based in Garland, TX, US· patent location history
2002Based in Richardson, TX, US· patent location history
2003–2010Patents assigned to ERICSSON TELEFON AB L M (4)· patent assignee history
2003–2014Based in Plano, TX, US· patent location history
2007Based in Dorval, CA· patent location history
2014Patents assigned to RAY DIPANKAR (1)· patent assignee history
2014Patents assigned to SIDDIQUI AQEEL (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ERICSSON INC | 4 | 2000–2014 |
| ERICSSON TELEFON AB L M | 4 | 2003–2010 |
| RAY DIPANKARself | 1 | 2014 |
| SIDDIQUI AQEEL | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Plano, Texas, US | 4 | 2003–2014 |
| Garland, Texas, US | 2 | 2000–2001 |
| Dorval, CA | 1 | 2007 |
| Richardson, Texas, US | 1 | 2002 |