Pak Leung
8Patents
5h-index
17Co-inventors
56Inventor score
Filing activity: Apr 13, 1999 → Nov 11, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6554994B1 | Upflow reactor system with layered catalyst bed for hydrotreating heavy feedstocks | Performing Operations; Transporting | 98 | Expired |
| US6806814B1 | Real-time positioning internet protocol method and apparatus | Electricity | 45 | Expired |
| US7214309B2 | Process for upgrading heavy oil using a highly active slurry catalyst composition | Chemistry; Metallurgy | 35 | Expired |
| US7410928B2 | Highly active slurry catalyst composition | Chemistry; Metallurgy | 29 | Active |
| US7238273B2 | Process for upgrading heavy oil using a highly active slurry catalyst composition | Chemistry; Metallurgy | 25 | Expired |
| US9921203B2 | Method for predicting sediment content of a hydroprocessed hydrocarbon product | Physics | 3 | Active |
| US7074740B2 | Catalyst for conversion processes | Performing Operations; Transporting | 2 | Expired |
| US7599398B1 | Method and apparatus for dynamically adjusting system timers in wireless networks to optimize connection performance | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.