Yiqun Cai
17Patents
7h-index
21Co-inventors
62Inventor score
Filing activity: Apr 30, 1999 → Oct 30, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7925778B1 | Method and apparatus for providing multicast messages across a data communication network | Electricity | 237 | Active |
| US6553028B1 | Method and apparatus for multicast switching using a centralized switching engine | Electricity | 216 | Expired |
| US7830787B1 | Flooding control for multicast distribution tunnel | Electricity | 92 | Expired |
| US6847638B1 | Multicast system for forwarding desired multicast packets in a computer network | Electricity | 53 | Expired |
| US7385977B2 | Multicast system for forwarding desired multicast packets in a computer network | Electricity | 45 | Active |
| US7894430B2 | Hub and spoke multicast model | Electricity | 11 | Active |
| US8259612B2 | Method of routing multicast traffic | Electricity | 8 | Active |
| US7969981B2 | System and method for multicasting in an internet protocol virtual private network environment | Electricity | 6 | Active |
| US9071546B2 | Protocol independent multicast designated router redundancy | Electricity | 6 | Active |
| US8184628B2 | Network based multicast stream duplication and merging | Electricity | 5 | Active |
| US9338079B2 | Method of routing multicast traffic | Electricity | 4 | Active |
| US9992099B2 | Protocol independent multicast designated router redundancy | Electricity | 4 | Active |
| US8611252B2 | Method of routing multicast traffic | Electricity | 3 | Active |
| US9059943B2 | Method of routing multicast traffic | Electricity | 2 | Active |
| US9240942B2 | Bandwidth utilization for equal cost multiple paths | Electricity | 1 | Active |
| US8711853B2 | System and method for providing a path avoidance feature in a network environment | Electricity | 0 | Active |
| US10075304B2 | Multiple gateway operation on single operating system | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.