Inventor · San Diego, CA, US

David Liu

17Patents

12h-index

17Co-inventors

71Inventor score

Filing activity: Nov 5, 2008 → Apr 27, 2023

Most-cited inventions

Patent	Title	Area	Cited by	Status
US8603791B2	Nucleic acid sample preparation	Physics	24	Active
US8815555B2	Nucleic acid sample preparation	Physics	18	Active
US8906356B2	Mutant interleukin-2 (IL-2) polypeptides	Human Necessities	18	Active
US8871481B2	Nucleic acid sample preparation	Physics	18	Active
US8877470B2	Nucleic acid sample preparation	Physics	18	Active
US8815554B2	Nucleic acid sample preparation	Physics	18	Active
US8932815B2	Nucleic acid sample preparation	Performing Operations; Transporting	17	Active
US8969059B2	Nucleic acid sample preparation	Physics	16	Active
US9005941B2	Nucleic acid sample preparation	Physics	13	Active
US9206416B2	Nucleic acid sample preparation	Physics	13	Active
US9034578B2	Nucleic acid sample preparation	Physics	12	Active
US9034579B2	Nucleic acid sample preparation	Performing Operations; Transporting	12	Active
US9499812B2	Nucleic acid sample preparation	Physics	11	Active
US9827565B2	Nucleic acid sample preparation	Physics	7	Active
US10006083B2	Nucleic acid sample preparation	Performing Operations; Transporting	6	Active
US12122827B2	IL-21 polypeptides and targeted constructs	Chemistry; Metallurgy	1	Active
US12247072B2	IL-21 polypeptides and targeted constructs	Chemistry; Metallurgy	0	Active

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