Stephen Li
47Patents
19h-index
40Co-inventors
81Inventor score
Filing activity: Mar 10, 1983 → Mar 31, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4852083A | Digital crossbar switch | Electricity | 250 | Expired |
| US5037928A | Process of manufacturing ultrahigh molecular weight linear polyethylene shaped articles | Performing Operations; Transporting | 109 | Expired |
| US5189665A | Programmable configurable digital crossbar switch | Electricity | 62 | Expired |
| US4552631A | Reinforced membrane, electrochemical cell and electrolysis process | Emerging Cross-Sectional Technologies | 52 | Expired |
| US5631848A | System decoder circuit and method of operation | Electricity | 49 | Expired |
| US5644310A | Integrated audio decoder system and method of operation | Physics | 48 | Expired |
| US5866869A | Plasma pilot arc control | Electricity | 44 | Expired |
| US5968385A | Engine driven inverter welding power supply | Performing Operations; Transporting | 43 | Expired |
| US5835793A | Device and method for extracting a bit field from a stream of data | Physics | 42 | Expired |
| US5721334A | Process for producing ultra-high molecular weight low modulus polyethylene shaped articles via controlled pressure and temperature and compositions and articles produced therefrom | Performing Operations; Transporting | 39 | Expired |
| US5729556A | System decoder circuit with temporary bit storage and method of operation | Physics | 36 | Expired |
| USD775688S1 | Self laminating label sheet | General | 30 | Active |
| US7560303B2 | Method and apparatus for linear die transfer | Emerging Cross-Sectional Technologies | 28 | Active |
| US6469401B2 | Engine driven welding power supply with inverter auxiliary power | Performing Operations; Transporting | 24 | Expired |
| US6794423B1 | Fracture-resistant, cross-linked ultra high molecular weight polyethylene shaped material and articles made therefrom | Chemistry; Metallurgy | 21 | Expired |
| US6111217A | Engine driven inverter welding power supply | Performing Operations; Transporting | 20 | Expired |
| US5963596A | Audio decoder circuit and method of operation | Physics | 20 | Expired |
| US6310321A | Engine driven inverter welding power supply | Performing Operations; Transporting | 20 | Expired |
| US5657454A | Audio decoder circuit and method of operation | Electricity | 19 | Expired |
| US5657423A | Hardware filter circuit and address circuitry for MPEG encoded data | Physics | 18 | Expired |
| US6674179B2 | Engine driven inverter welding power supply | Performing Operations; Transporting | 18 | Expired |
| US6051804A | Plasma cutting or arc welding power supply with phase staggered secondary switchers | Electricity | 16 | Expired |
| US7312419B2 | Engine driven converter with feedback control | Performing Operations; Transporting | 13 | Active |
| US6894401B2 | Engine driven inverter welding power supply | Performing Operations; Transporting | 13 | Expired |
| US5642437A | System decoder circuit with temporary bit storage and method of operation | Electricity | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.