John P. Squires
20Patents
17h-index
18Co-inventors
78Inventor score
Filing activity: Feb 27, 1985 → Jun 27, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4876491A | Method and apparatus for brushless DC motor speed control | Electricity | 123 | Expired |
| US4979055A | Disk drive system controller architecture utilizing embedded real-time diagnostic monitor | Emerging Cross-Sectional Technologies | 94 | Expired |
| US5293282A | Multiple actuator disk drive | Emerging Cross-Sectional Technologies | 91 | Expired |
| US5223993A | Multiple actuator disk drive | Emerging Cross-Sectional Technologies | 70 | Expired |
| US5261058A | Multiple microcontroller hard disk drive control architecture | Physics | 64 | Expired |
| US5050016A | Disk drive servo system using gain limited high-frequency track-following compensator | Emerging Cross-Sectional Technologies | 59 | Expired |
| US5610808A | Hard disk drive controller employing a plurality of microprocessors | Physics | 59 | Expired |
| US5381281A | Disk drive system using multiple embedded quadrature servo fields | Physics | 53 | Expired |
| US5412666A | Disk drive data path integrity control architecture | Physics | 52 | Expired |
| US5121262A | Disk drive system employing adaptive read/write channel controls and method of using same | Physics | 48 | Expired |
| US4979056A | Disk drive system controller architecture | Emerging Cross-Sectional Technologies | 47 | Expired |
| US5274773A | Flexible host interface controller architecture | Physics | 46 | Expired |
| US5854720A | Low-power hard disk drive system architecture | Physics | 43 | Expired |
| US5477401A | Magnet shield for disk drive | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5402200A | Low-power hard disk drive system architecture | Physics | 31 | Expired |
| US4622499A | Method and apparatus for controlling a motor | Electricity | 29 | Expired |
| US6279108A | Programmable microcontroller architecture for disk drive system | Physics | 22 | Expired |
| US5521768A | Low-power hard disk drive system architecture | Physics | 11 | Expired |
| US6611396B1 | Disk level servo write | Physics | 9 | Expired |
| US9510127B2 | Method and apparatus for generating an audio output comprising spatial information | Electricity | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.