Kumar K. Vishwanathan
28Patents
10h-index
21Co-inventors
71Inventor score
Filing activity: Jul 30, 1998 → Jan 26, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6212548A | System and method for multiple asynchronous text chat conversations | Electricity | 501 | Expired |
| US7200112B2 | Method, system, and apparatus for a mobile station to sense and select a wireless local area network (WLAN) or a wide area mobile wireless network (WWAN) | Electricity | 232 | Expired |
| US7149521B2 | Method, system and apparatus for providing mobility management of a mobile station in WLAN and WWAN environments | Electricity | 215 | Expired |
| US6996414B2 | System and method of group calling in mobile communications | Electricity | 69 | Expired |
| US6732145B1 | Collaborative browsing of the internet | Electricity | 45 | Expired |
| US7174364B1 | Collaborative browsing | Electricity | 23 | Expired |
| US6714777B1 | System and method of managing supplementary features in the presence of a proxy switch in a mobile communications network | Electricity | 20 | Expired |
| US9002634B1 | Navigation service in support of mobile communication sessions | Electricity | 17 | Active |
| US6545992B2 | System and method of selecting GGSN in a mobile communications network | Electricity | 12 | Expired |
| US7751848B2 | Systems and methods for providing concurrent mobile applications to mobile communication devices | Electricity | 11 | Active |
| US6850763B1 | System and method of servicing mobile communications with a proxy switch | Electricity | 10 | Expired |
| US6650909B1 | System and method of preserving point codes in a mobile network having a proxy switch | Electricity | 9 | Expired |
| US8160532B2 | Community interaction using mobile communication devices | Electricity | 8 | Active |
| US6625449B1 | System and method of siphoning messages from a mobile network to an alternative network | Electricity | 6 | Expired |
| US6625420B1 | System and method of fault management in a mobile communications network having a proxy switch | Electricity | 5 | Expired |
| US6801771B1 | System and method of mobility management in a mobile communications network having a proxy switch | Electricity | 3 | Expired |
| US9489666B2 | Methods and systems for providing subsidized access to network content | Electricity | 3 | Active |
| US8868020B2 | Community interaction using mobile communication devices | Electricity | 2 | Active |
| US7546344B1 | Collaborative browsing of the internet | Electricity | 1 | Active |
| US9319230B2 | Providing multiple multicast streams over a single transport bearer channel | Electricity | 1 | Active |
| US6633767B2 | System and method of managing interconnections in mobile communications | Electricity | 1 | Expired |
| US9503865B2 | Providing multiple multicast streams over a single transport bearer channel | Electricity | 1 | Active |
| US8233894B2 | System and method for sending mobile media content to another mobile device user | Electricity | 0 | Active |
| US9326242B1 | Reducing power consumption on location reference devices | Emerging Cross-Sectional Technologies | 0 | Active |
| US9686810B2 | Establishing network connectivity for transmitting network traffic to or from machine devices | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.