Luke A. Johnson
57Patents
13h-index
32Co-inventors
84Inventor score
Filing activity: Sep 27, 1996 → Aug 31, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5994939A | Variable delay cell with a self-biasing load | Electricity | 83 | Expired |
| US6081162A | Robust method and apparatus for providing a digital single-ended output from a differential input | Electricity | 61 | Expired |
| US6194967A | Current mirror circuit | Physics | 32 | Expired |
| USD825874S1 | Dish rack | General | 25 | Active |
| USD814730S1 | Dish rack | General | 23 | Active |
| US6731688B1 | Speed signaling for data communications | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6249159A | Frequency control circuit having increased control bandwidth at lower device operating speed | Electricity | 16 | Expired |
| US7302246B2 | Programmable gain amplifier with self-adjusting offset correction | Electricity | 15 | Expired |
| USD588318S1 | Floor stripper | General | 15 | Expired |
| US6255873A | Setting the common mode level of a differential charge pump output | Electricity | 14 | Expired |
| US6208181A | Self-compensating phase detector | Electricity | 14 | Expired |
| USD934517S1 | Toilet brush assembly | General | 13 | Active |
| US5760657A | Method and apparatus employing a process dependent impedance that compensates for manufacturing variations in a voltage controlled oscillator | Electricity | 13 | Expired |
| US6417675B1 | Receiver impedance calibration arrangements in full duplex communication systems | Electricity | 12 | Expired |
| US6310514A | Amplifier that indicates its degree of calibration | Electricity | 11 | Expired |
| US7197098B2 | High-speed serial data recovery | Electricity | 9 | Expired |
| US5784320A | Method and apparatus for reducing power consumption in a memory by employing a conditional write controller | Physics | 9 | Expired |
| US6075476A | Method and circuit for data dependent voltage bias level | Electricity | 7 | Expired |
| USD968107S1 | Step stool | General | 7 | Active |
| USD955152S1 | Coffee machine | General | 7 | Active |
| US6184732A | Setting the common mode level of a differential charge pump output | Electricity | 7 | Expired |
| US7541852B2 | Self-correcting buffer | Electricity | 6 | Active |
| US7280456B2 | Methods and apparatus for determining the state of a variable resistive layer in a material stack | Physics | 6 | Expired |
| USD841403S1 | Ice bucket with beverage cooler | General | 5 | Active |
| US8253440B2 | Methods and systems to calibrate push-pull drivers | Physics | 5 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.