Hung-Cheun Cheung
8Patents
6h-index
18Co-inventors
52Inventor score
Filing activity: Jul 21, 1994 → Apr 16, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6627770B1 | Method and apparatus for sequesting entrained and volatile catalyst species in a carbonylation process | Chemistry; Metallurgy | 162 | Expired |
| US6211405A | Addition of iridium to the rhodium/inorganic iodide catalyst system | Chemistry; Metallurgy | 18 | Expired |
| US5603835A | Trimethylolpropane color improvement | Chemistry; Metallurgy | 17 | Expired |
| US6667418B2 | Oxidation treatment of a recycle stream in production of acetic acid by methanol carbonylation | Chemistry; Metallurgy | 13 | Expired |
| US6323364A | Rhodium/inorganic iodide catalyst system for methanol carbonylation process with improved impurity profile | Chemistry; Metallurgy | 11 | Expired |
| US6677480B2 | Process control in production of acetic acid via use of heavy phase density measurement | Chemistry; Metallurgy | 11 | Expired |
| US6458995B1 | Catalytic composition for carbonylation including iridium and pyridine polymers | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5898087A | Addition of amine to improve parafomaldehyde | Chemistry; Metallurgy | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.