Inventor · Palo Alto, CA, US

Heechung Yang

6Patents
5h-index
8Co-inventors
48Inventor score

Filing activity: Jul 9, 1987 → Jun 5, 1995

Most-cited inventions

PatentTitleAreaCited byStatus
US5620708A Compositions and methods for the oral delivery of active agents Emerging Cross-Sectional Technologies 107 Expired
US5702727A Compositions and methods for the oral delivery of active agents Emerging Cross-Sectional Technologies 87 Expired
US4954452A Non-metal colloidal particle immunoassay Emerging Cross-Sectional Technologies 50 Expired
US5424289A Solid formulations of therapeutic proteins for gastrointestinal delivery Human Necessities 38 Expired
US5817624A Permeation enhancer compositions for increased absorption of therapeutic proteins through the colonic membrane Human Necessities 7 Expired
US6008187A Peptide formulation Human Necessities 1 Expired

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