Derek Hung Kit Tam
7Patents
3h-index
11Co-inventors
46Inventor score
Filing activity: Nov 14, 2003 → Sep 18, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7181538B2 | System and method for providing configurable, dynamic multimedia message service pre-transcoding | Electricity | 55 | Expired |
| US7430284B2 | Architecture and methods for inter-carrier Multi-Media Messaging | Electricity | 9 | Active |
| US7656885B2 | Intermediary content gateway system and method | Electricity | 6 | Active |
| US7725545B2 | Dual use counters for routing loops and spam detection | Electricity | 3 | Expired |
| US8275098B2 | Architecture and methods for inter-carrier multi-media messaging | Electricity | 1 | Active |
| US7483707B2 | Voting campaigns using universal voting card | Electricity | 0 | Expired |
| US7640211B2 | System and method for billing augmentation | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.