James Yu
24Patents
11h-index
24Co-inventors
75Inventor score
Filing activity: Apr 1, 1981 → Sep 8, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5559990A | Memories with burst mode access | Emerging Cross-Sectional Technologies | 107 | Expired |
| US6247749A | Folding chair with upright telescopic supports | Human Necessities | 70 | Expired |
| US5644531A | Program algorithm for low voltage single power supply flash memories | Physics | 55 | Expired |
| US5120289A | Convertible gymnastic apparatus for doing push-lift movement or chest building movement | Human Necessities | 52 | Expired |
| US4789967A | Random access memory device with block reset | Physics | 32 | Expired |
| US4476476A | CMOS Input and output protection circuit | Electricity | 25 | Expired |
| US5790460A | Method of erasing a flash EEPROM memory | Physics | 25 | Expired |
| US6222771A | Unified program method and circuitry in flash EEPROM | Physics | 22 | Expired |
| US6172915A | Unified erase method in flash EEPROM | Physics | 22 | Expired |
| US8987933B2 | Power over one-pair Ethernet approach | Electricity | 19 | Active |
| US5629893A | System for constant field erasure in a flash EPROM | Physics | 11 | Expired |
| US5357458A | System for allowing a content addressable memory to operate with multiple power voltage levels | Physics | 11 | Expired |
| US5680348A | Power supply independent current source for FLASH EPROM erasure | Physics | 10 | Expired |
| US5805502A | System for constant field erasure in a FLASH EPROM | Physics | 10 | Expired |
| US6175598A | Output noise control scheme for multiple I/O's | Electricity | 9 | Expired |
| US6023426A | Method of achieving narrow V.sub.T distribution after erase in flash EEPROM | Physics | 6 | Expired |
| US8044747B2 | Capacitor coupled Ethernet | Electricity | 5 | Active |
| US5367206A | Output buffer circuit for a low voltage EPROM | Electricity | 4 | Expired |
| US7696765B2 | System and method for measuring a cable resistance in a Power over Ethernet application | Electricity | 4 | Active |
| US7956616B2 | System and method for measuring a cable resistance in a power over Ethernet application | Electricity | 2 | Active |
| US6872386B2 | Oral vaccines | Human Necessities | 1 | Expired |
| US7807144B2 | Oral vaccines | Chemistry; Metallurgy | 1 | Active |
| US10112558B2 | System, method and apparatus for one-pair power over ethernet in an automotive application | Performing Operations; Transporting | 1 | Active |
| US8661273B2 | AC disconnect of power over ethernet devices | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.