Yi Cheng
11Patents
4h-index
17Co-inventors
57Inventor score
Filing activity: Jun 7, 2000 → Apr 20, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7203851B1 | Method and apparatus for detecting and supplying power by a first network device to a second network device | Electricity | 55 | Expired |
| US7161911B1 | Method and apparatus for autonegotiation between network devices | Electricity | 34 | Expired |
| US6982582B1 | Simplified comparator with digitally controllable hysteresis and bandwidth | Electricity | 12 | Expired |
| US6246268A | CMOS integrated signal detection circuit with high efficiency and performance | Electricity | 10 | Expired |
| US7724692B1 | Method and apparatus for autonegotiation between network devices | Electricity | 4 | Active |
| US7669345B2 | Height-adjusting device | Emerging Cross-Sectional Technologies | 3 | Active |
| US6633441B1 | Method and apparatus for measuring an output signal of a floating transducer | Electricity | 3 | Expired |
| US7552348B1 | Method and apparatus for detecting and supplying power by a first network device to a second network device | Electricity | 2 | Active |
| US6958872B1 | Method and apparatus for measuring an output signal of a floating transducer | Electricity | 2 | Expired |
| US10914164B2 | High-efficiency pre-drilling pressure meter test apparatus and method for deep rock mass | Fixed Constructions | 1 | Active |
| US11835508B2 | Model test device for ground collapse caused by pipeline leakage | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.