Robert Dale Murphy
24Patents
12h-index
36Co-inventors
81Inventor score
Filing activity: Nov 28, 1989 → Apr 13, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5189571A | Adaptive settle time minimization for a hard disk drive | Physics | 35 | Expired |
| US6304398A | Dual modulo gray code positioning system | Physics | 30 | Expired |
| USD544041S1 | Bag toss game target assembly | General | 23 | Expired |
| US6520222B2 | Fuel dispensing nozzle having a dripless spout | Performing Operations; Transporting | 22 | Expired |
| US7237777B2 | Bag toss game target assemblies | Human Necessities | 22 | Expired |
| US5132855A | Adaptive velocity profile selection based on torque constant measurement | Physics | 22 | Expired |
| US6785075B2 | Self-writing servo and clock fields on a recording medium | Physics | 22 | Expired |
| US5835300A | Dynamic compensation of servo burst measurement offsets in a disc drive | Physics | 21 | Expired |
| US9213646B1 | Cache data value tracking | Physics | 18 | Active |
| US6724558B2 | Servo writing in a disc drive with substantially identical heads having read and write elements in a radial offset position | Physics | 16 | Expired |
| US6590427B2 | Phase frequency detector circuit having reduced dead band | Electricity | 15 | Expired |
| US8327076B2 | Systems and methods of tiered caching | Physics | 13 | Active |
| US6611391B1 | Variable format timing runout compensation | Physics | 12 | Expired |
| US6421199B1 | Method and apparatus for minimizing once per revolution positional errors in a disc drive | Physics | 12 | Expired |
| US5249254A | Hard disc drive for use in a multiple drive data storage system and method of operation | Physics | 11 | Expired |
| US6590735B1 | Continuously adaptive seek deceleration profiling | Physics | 4 | Expired |
| US9207947B1 | Fast boot in hybrid drives | Physics | 3 | Active |
| US10528116B2 | Fast resume from hibernate | Emerging Cross-Sectional Technologies | 3 | Active |
| US6414814B1 | Method and apparatus for minimizing once per revolution positional errors in single disc servo track writing | Physics | 2 | Expired |
| US9282277B2 | Storage device and controller to selectively activate a storage media | Electricity | 1 | Active |
| US9436408B2 | Direct hinting for a memory device | Physics | 1 | Active |
| US11005825B2 | Sensor nodes and host forming a tiered ecosystem that uses public and private data for duplication | Electricity | 0 | Active |
| US9946479B2 | Direct hinting for a memory device | Physics | 0 | Active |
| US11924173B2 | Sensor nodes and host forming a tiered ecosystem that uses public and private data for duplication | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.