David Chien
33Patents
8h-index
54Co-inventors
78Inventor score
Filing activity: Nov 9, 1994 → Mar 8, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6150087A | NANBV diagnostics and vaccines | Chemistry; Metallurgy | 43 | Expired |
| US6514731B1 | Methods for the preparation of hepatitis C virus multiple copy epitope fusion antigens | Chemistry; Metallurgy | 25 | Expired |
| US6815160B1 | Hepatitis C viral antigen immunoassay detection systems | Physics | 14 | Expired |
| US6537745B2 | Buffers for stabilizing antigens | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6521423B1 | Intracellular production of Hepatitis C E2 polypeptides | Emerging Cross-Sectional Technologies | 13 | Expired |
| US7056658B2 | Multiple epitope fusion protein | Chemistry; Metallurgy | 13 | Expired |
| US7378492B2 | CD40-related receptor that binds CD40L | Chemistry; Metallurgy | 10 | Expired |
| US6054264A | Methods of typing hepatitis C virus and reagents for use therein | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6428792B1 | Hepatitis C virus multiple copy epitope fusion antigens | Chemistry; Metallurgy | 8 | Expired |
| US7871625B2 | HCV multiple epitope fusion antigens with modified proteolytic cleavage sites and uses thereof | Physics | 7 | Expired |
| US6416946B1 | Methods of typing hepatitis C virus and reagents for use therein | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6630298B2 | HCV antigen/antibody combination assay | Physics | 6 | Expired |
| US7166426B2 | HCV assay | Physics | 6 | Expired |
| US6346375B1 | NANBV diagnostics and vaccines | Chemistry; Metallurgy | 6 | Expired |
| US6416944B1 | Methods of typing hepatitis C virus and reagents for use therein | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7785782B2 | Device and method for in-line blood testing using biochips | Performing Operations; Transporting | 4 | Active |
| US7491808B2 | HCV non-structural protein mutants and uses thereof | Chemistry; Metallurgy | 4 | Active |
| US6632601B2 | Immunoassays for anti-HCV antibodies | Physics | 3 | Expired |
| US6797809B2 | Multiple fusion antigens for use in immunoassays for anti-HCV antibodies | Physics | 3 | Expired |
| US7429385B2 | Intracellular production of hepatitis C E1 and E2 truncated polypeptides | Emerging Cross-Sectional Technologies | 3 | Expired |
| US8475808B2 | Immunogenic reagents from west nile virus | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6436666B1 | Protease regulator screening assay | Physics | 2 | Expired |
| US6391540B1 | Method for detecting antibodies in a sample | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7108967B2 | Hepatitis C viral antigen immunoassay detection systems | Physics | 1 | Expired |
| US7241879B2 | Immunoassays for anti-HCV antibodies | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.