Inventor · Cary, NC, US

Keqiang Li

9Patents
1h-index
26Co-inventors
51Inventor score

Filing activity: Jan 20, 1998 → Nov 15, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US8329658B2 Arylalkyl and heteroarylalkyl derivatives of cyclosporine A for the treatment and prevention of viral infection Human Necessities 1 Active
US8536114B2 Macrocycles Human Necessities 1 Active
US5914410A Intermediates for annonaceous acetogenins Chemistry; Metallurgy 0 Expired
US6713580B2 Quaternary amino acids on solid supports Chemistry; Metallurgy 0 Expired
US9090671B2 Macrocyclic peptides Human Necessities 0 Active
US10556909B2 Synthetic process and intermediates Human Necessities 0 Active
US10807992B2 Single enantiomer antiparasitic compounds Human Necessities 0 Active
US6809207B2 Amino acid derivatives Chemistry; Metallurgy 0 Expired
US6150540A Versatile intermediate for annonaceous acetogenins Chemistry; Metallurgy 0 Expired

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