John L. Grimsley
6Patents
6h-index
4Co-inventors
52Inventor score
Filing activity: Nov 26, 1986 → Jun 2, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5870363A | Optical disk motor servo and method for closed loop speed control | Physics | 40 | Expired |
| US4879612A | Head positioning servo-mechanism with error reduction capabilities | Physics | 27 | Expired |
| US4908816A | Voice coil motor with linearized force constant | Physics | 19 | Expired |
| US6167011A | Processing of disc-drive pickup signals | Physics | 11 | Expired |
| US6137753A | Runout calibration for disc drive system | Physics | 10 | Expired |
| US6041028A | Dynamic adjustment of disk-drive pickup signals | Physics | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.