David Grabelsky
39Patents
24h-index
19Co-inventors
78Inventor score
Filing activity: Jan 7, 1998 → Jul 8, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6055236A | Method and system for locating network services with distributed network address translation | Electricity | 472 | Expired |
| US6353891B1 | Control channel security for realm specific internet protocol | Electricity | 278 | Expired |
| US6353614B1 | Method and protocol for distributed network address translation | Electricity | 262 | Expired |
| US7032242B1 | Method and system for distributed network address translation with network security features | Electricity | 240 | Expired |
| US6678250B1 | Method and system for monitoring and management of the performance of real-time networks | Electricity | 226 | Expired |
| US7440442B2 | IP-based enhanced emergency services using intelligent client devices | Electricity | 183 | Active |
| US6822957B1 | Distributed network address translation for a network telephony system | Electricity | 138 | Expired |
| US6697354B1 | Method and system for distributed network address translation for mobile network devices | Electricity | 135 | Expired |
| US6708219B1 | Method and system for dual-network address utilization | Electricity | 106 | Expired |
| US6567405B1 | Method and protocol for distributed network address translation | Electricity | 89 | Expired |
| US6781982B1 | Method and system for allocating persistent private network addresses between private networks | Electricity | 83 | Expired |
| US6650619B1 | Method and system for facilitating increased call traffic by reducing signaling load in an emergency mode | Electricity | 66 | Expired |
| US6768743B1 | Method and system for address server redirection for multiple address networks | Electricity | 66 | Expired |
| US6954454B1 | Architecture for a central office using IP technology | Electricity | 62 | Expired |
| US8027333B2 | IP-based enhanced emergency services using intelligent client devices | Electricity | 61 | Active |
| US6381638B1 | System and method for options based address reuse | Electricity | 48 | Expired |
| US6625119B1 | Method and system for facilitating increased call traffic by switching to a low bandwidth encoder in a public emergency mode | Electricity | 46 | Expired |
| US6169744A | Method and protocol for a medium access control layer for local area networks with multiple-priority traffic | Electricity | 44 | Expired |
| US6996621B1 | Method for supporting secondary address delivery on remote access servers | Electricity | 36 | Expired |
| US7613170B1 | Method and apparatus for PSTN-based IP active call recovery and re-routing | Electricity | 35 | Active |
| US6711159B1 | Load balancing among media gateways | Electricity | 32 | Expired |
| US7450560B1 | Method for address mapping in a network access system and a network access device for use therewith | Electricity | 29 | Expired |
| US7480723B2 | Method and system for providing directory based services | Electricity | 29 | Expired |
| US7702726B1 | System and methods for providing presence services in IP network | Electricity | 25 | Expired |
| US6766377B1 | Media gateway proxy | Electricity | 22 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.