Peter J. Armbruster
40Patents
18h-index
36Co-inventors
77Inventor score
Filing activity: Sep 9, 1991 → Jul 13, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6058115A | Communication method and apparatus utilizing protocol options | Electricity | 158 | Expired |
| US6999782B2 | Method for joining dispatch calls | Electricity | 156 | Expired |
| US5956644A | Multiple-user communication unit and method for operating in a satellite communication system | Electricity | 61 | Expired |
| US5208853A | Method and apparatus for usage protection of data files using split key and unique variable | Physics | 45 | Expired |
| US5737331A | Method and apparatus for conveying audio signals using digital packets | Electricity | 40 | Expired |
| US5732387A | Method and apparatus for call establishment in a satellite communication system | Electricity | 38 | Expired |
| US5920804A | Method and apparatus for communications hand-off between multiple satellite systems | Electricity | 38 | Expired |
| US5752162A | Methods for assigning subscriber units to visited gateways | Electricity | 30 | Expired |
| US6990081B2 | Conference call bridge arrangement | Electricity | 30 | Expired |
| US5383185A | Method and apparatus for data collision detection in a multi-processor communication system | Electricity | 29 | Expired |
| US5509004A | Communication method and network with multiple dynamic intraswitching | Electricity | 25 | Expired |
| US6078577A | System and method for packet data communication | Electricity | 24 | Expired |
| US5956639A | Method and apparatus for registering mobile user groups with a radio telecommunication system | Electricity | 24 | Expired |
| US5596624A | Method and apparatus for providing increased access to a local communication network | Electricity | 23 | Expired |
| US6070065A | Cell-based emergency call systems and methods | Electricity | 23 | Expired |
| US6047161A | Satellite communication system and method thereof | Performing Operations; Transporting | 19 | Expired |
| US7558587B2 | System and method for dynamically selecting wireless information communication modes for a wireless communication device | Electricity | 19 | Active |
| US6131027A | System for controlling network bandwidth | Electricity | 18 | Expired |
| US5710805A | Combined registration and call continuation method and apparatus for a mobile communication system | Electricity | 18 | Expired |
| US6301269A | ATM switching system and method with propagation delay compensation | Electricity | 17 | Expired |
| US5809396A | Radio telecommunication network with selectable ring signal coverage | Electricity | 16 | Expired |
| US6356638B1 | Radio wireline interface and method for secure communication | Electricity | 15 | Expired |
| US5710971A | Radio communication network and method for unobstrusive call interception via data duplication | Electricity | 15 | Expired |
| US6819286B2 | Location determination for mobile units | Physics | 13 | Expired |
| US6976081B2 | Session initiation protocol compression | Electricity | 12 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.