Inventor · Beijing, CN

Weifeng Yi

1Patents
0h-index
4Co-inventors
19Inventor score

Filing activity: Apr 29, 2010 → Apr 29, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US9005661B2 Osmotic pump controlled release tablet and preparation method thereof Human Necessities 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.