David J. Hayes
24Patents
9h-index
45Co-inventors
75Inventor score
Filing activity: Sep 6, 1994 → Feb 3, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6983370B2 | System for providing continuity between messaging clients and method therefor | Electricity | 271 | Expired |
| US7016855B2 | Method and apparatus for managing a task list using location based filtering | Electricity | 83 | Expired |
| US6967576B2 | Item location tracking system and method | Physics | 77 | Expired |
| US7139806B2 | Communication system for providing dynamic management of contacts and method therefor | Physics | 76 | Expired |
| US7676583B2 | System for providing continuity between session clients and method therefor | Physics | 64 | Active |
| US7639131B2 | Tracking device that conserves power using a sleep mode when proximate to an anchor beacon | Physics | 56 | Active |
| US7705728B2 | Selectively sending notifications when an object tracking device is outside a range of an anchor beacon | Physics | 55 | Active |
| US8750296B2 | Method for recoverable message exchange independent of network protocols | Electricity | 33 | Active |
| US7181689B2 | Method for sorting and displaying a multiple user database | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5479452A | Method and apparatus for aligning a digital receiver | Electricity | 8 | Expired |
| US9045068B2 | One-piece seat back structure | Emerging Cross-Sectional Technologies | 7 | Active |
| US6587398B1 | Method and apparatus for providing selectable roaming and non-roaming alarms | Physics | 7 | Expired |
| US6704556B1 | Communication device utilizing channel based oscillator aging compensation and method therefor | Electricity | 7 | Expired |
| US7665087B1 | Memory efficient classloading to reduce the number of class copies | Physics | 4 | Expired |
| US9479550B2 | System for providing continuity of broadcast between clients and method therefor | Electricity | 3 | Active |
| US9602645B2 | Smart covering for mobile communications device | Electricity | 2 | Active |
| US10118512B2 | Adjustable head restraint | Performing Operations; Transporting | 1 | Active |
| US5805980A | Communication receiver for controlling a receive operation in response to a control value | Emerging Cross-Sectional Technologies | 1 | Expired |
| US8472598B2 | Prepaying usage time for another communication device | Electricity | 1 | Active |
| US10377286B2 | Folding head restraint mechanism | Performing Operations; Transporting | 1 | Active |
| US9288239B2 | Method for recoverable message exchange independent of network protocols | Electricity | 0 | Active |
| US7710958B2 | Method for recoverable message exchange independent of network protocols | Electricity | 0 | Active |
| US9742883B2 | Method for recoverable message exchange independent of network protocols | Electricity | 0 | Active |
| US10604049B2 | Vehicle seat headrest with lever release | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.