Hee-Chul Chang
5Patents
1h-index
11Co-inventors
44Inventor score
Filing activity: Sep 16, 1999 → Jan 14, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6107290A | Non-crystalline cefuroxime axetil solid dispersant, process for preparing same and composition for oral administration thereof | Human Necessities | 8 | Expired |
| US9918937B2 | Pharmaceutical composition for protecting wounds, providing hemostasis, or preventing adhesion in the gastrointestinal tract | Human Necessities | 0 | Active |
| US9782353B2 | Film coated tablet containing choline alfoscerate and process for preparing the same | Human Necessities | 0 | Active |
| US9931307B2 | Transdermal delivery system comprising donepezil or its salt | Human Necessities | 0 | Active |
| US10058510B2 | Pharmaceutical composition of aprepitant | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.