John Maddux
10Patents
5h-index
11Co-inventors
59Inventor score
Filing activity: Jun 8, 1999 → Sep 23, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6421801B1 | Testing IO timing in a delay locked system using separate transmit and receive loops | Physics | 64 | Expired |
| US6864726B2 | Output signal control from a DAC-driven amplifier-based driver | Electricity | 34 | Expired |
| US6580305B1 | Generating a clock signal | Physics | 19 | Expired |
| US6529148B1 | Apparatus and method for acquisition of an incoming data stream | Electricity | 9 | Expired |
| US6381722B1 | Method and apparatus for testing high speed input paths | Physics | 8 | Expired |
| US8253440B2 | Methods and systems to calibrate push-pull drivers | Physics | 5 | Active |
| US6631338B2 | Dynamic current calibrated driver circuit | Electricity | 4 | Expired |
| US7349507B2 | Extending PPM tolerance using a tracking data recovery algorithm in a data recovery circuit | Electricity | 3 | Expired |
| US6947859B2 | Dynamic current calibrated driver circuit | Electricity | 1 | Expired |
| US7889824B2 | System and method for alignment of clock to data | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.