Sammy Cheung
15Patents
8h-index
18Co-inventors
65Inventor score
Filing activity: May 19, 1995 → Jul 31, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5568081A | Variable slew control for output buffers | Electricity | 112 | Expired |
| US6577157B1 | Fully programmable I/O pin with memory | Electricity | 75 | Expired |
| US6281704A | High-performance interconnect | Electricity | 48 | Expired |
| US5604711A | Low power high voltage switch with gate bias circuit to minimize power consumption | Physics | 37 | Expired |
| US7243329B2 | Application-specific integrated circuit equivalents of programmable logic and associated methods | Electricity | 15 | Expired |
| US6489817B1 | Clock divider using positive and negative edge triggered state machines | Electricity | 15 | Expired |
| US5572474A | Pseudo-differential sense amplifier | Physics | 15 | Expired |
| US6239615A | High-performance interconnect | Electricity | 11 | Expired |
| US6599764B1 | Isolation testing scheme for multi-die packages | Electricity | 8 | Expired |
| US6154059A | High performance output buffer | Electricity | 5 | Expired |
| US5936973A | Test mode latching scheme | Physics | 3 | Expired |
| US7870513B2 | Application-specific integrated circuit equivalents of programmable logic and associated methods | Electricity | 2 | Active |
| US8863061B2 | Application-specific integrated circuit equivalents of programmable logic and associated methods | Electricity | 1 | Active |
| US8291355B2 | Application-specific integrated circuit equivalents of programmable logic and associated methods | Electricity | 0 | Active |
| US8504963B2 | Application-specific integrated circuit equivalents of programmable logic and associated methods | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.