Andy Yu
20Patents
10h-index
13Co-inventors
68Inventor score
Filing activity: Nov 29, 1995 → Sep 4, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5907484A | Charge pump | Electricity | 116 | Expired |
| US5625544A | Charge pump | Electricity | 89 | Expired |
| US5912842A | Nonvolatile PMOS two transistor memory cell and array | Electricity | 51 | Expired |
| US5798967A | Sensing scheme for non-volatile memories | Physics | 42 | Expired |
| US5796656A | Row decoder circuit for PMOS non-volatile memory cell which uses electron tunneling for programming and erasing | Physics | 37 | Expired |
| US5687116A | Programming pulse ramp control circuit | Physics | 27 | Expired |
| US5599122A | Ink cartridge selection control mechanism of a multi-ink cartridge writing apparatus | Performing Operations; Transporting | 26 | Expired |
| US5777926A | Row decoder circuit for PMOS non-volatile memory cell which uses channel hot electrons for programming | Physics | 25 | Expired |
| USD742831S1 | Ground fault circuit interrupter | General | 20 | Active |
| US7449744B1 | Non-volatile electrically alterable memory cell and use thereof in multi-function memory array | Electricity | 19 | Expired |
| USD765041S1 | Mini in-line ground fault circuit interrupter | General | 10 | Active |
| US5903497A | Integrated program verify page buffer | Physics | 8 | Expired |
| US5973967A | Page buffer having negative voltage level shifter | Physics | 8 | Expired |
| US5696728A | Negative voltage level shift circuit | Physics | 7 | Expired |
| US5781471A | PMOS non-volatile latch for storage of redundancy addresses | Physics | 6 | Expired |
| US7834388B2 | Memory array of non-volatile electrically alterable memory cells for storing multiple data | Electricity | 6 | Expired |
| US7172528B2 | Transfer case with overdrive/underdrive shifting | Performing Operations; Transporting | 6 | Expired |
| US7276759B1 | Non-volatile electrically alterable semiconductor memory with control and floating gates and side-wall coupling | Electricity | 5 | Expired |
| US7544566B2 | Method for manufacturing a non-volatile electrically alterable memory cell that stores multiple data | Electricity | 4 | Active |
| US8770992B2 | Leakage current detection interrupter plug having detachable connect terminals | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.