Inventor · Dalian, CN

Yan Xu

49Patents
8h-index
75Co-inventors
78Inventor score

Filing activity: Apr 2, 1993 → Jan 17, 2025

Most-cited inventions

PatentTitleAreaCited byStatus
US7282328B2 Helicase dependent amplification of nucleic acids Chemistry; Metallurgy 232 Expired
US7662594B2 Helicase-dependent amplification of RNA Chemistry; Metallurgy 80 Active
US9580698B1 Mutant reverse transcriptase Chemistry; Metallurgy 47 Active
US9932567B1 Mutant reverse transcriptase Chemistry; Metallurgy 41 Active
US7829284B2 Helicase-dependent amplification of nucleic acids Chemistry; Metallurgy 18 Active
US5326690A Ovarian cancer ascites factor, in isolated form Human Necessities 18 Expired
US6395523B1 Engineering nicking endonucleases from type IIs restriction endonucleases Chemistry; Metallurgy 16 Expired
US6709830B2 Methods for modulating the activation of a lymphocyte expressed G protein coupled receptor involved in cell proliferation, autoimmunity and inflammation Physics 9 Expired
US7759341B2 Polymorph form II of tanaproget Chemistry; Metallurgy 6 Active
US5277917A Ovarian cancer ascites factor, in isolated form Human Necessities 6 Expired
US7968709B2 Process for preparing polymorph form II of tanaproget Chemistry; Metallurgy 4 Active
US8728759B2 Reverse cumate repressor mutant Chemistry; Metallurgy 3 Active
US5824555A Method of detecting gynecological carcinomas Emerging Cross-Sectional Technologies 3 Expired
US6451609B1 Method of detecting gynecological carcinomas Emerging Cross-Sectional Technologies 3 Expired
US5994141A Method of detecting gynecological carcinomas Emerging Cross-Sectional Technologies 3 Expired
US8114869B2 Polymorph form II of tanaproget Chemistry; Metallurgy 2 Active
US9890367B2 Bifunctional lipase mutant and methods of using same Human Necessities 2 Active
US9422583B2 Stereospecific carbonyl reductases Emerging Cross-Sectional Technologies 1 Active
US7867998B2 Method of making antitussive medicine and relieving cough Human Necessities 1 Active
US11484532B2 Glycine receptor modulators and methods of use Human Necessities 1 Active
US10519417B2 High-secretion heat-resistant yeast genetically engineered strain and application thereof Chemistry; Metallurgy 0 Active
US12129504B2 Caproate-producing bacterium with multiple substrate utilization capabilities and its applications Chemistry; Metallurgy 0 Active
US11214596B2 Method for producing surfactin by using bacillus amyloliquefaciens Chemistry; Metallurgy 0 Active
US10323247B2 Methods for improving expression levels of foreign proteins by means of phospholipase fusion expression Chemistry; Metallurgy 0 Active
US8802895B2 Amide derivatives of benzene-sulfonanilide, pharmaceutical composition thereof and method for cancer treatment using the same Chemistry; Metallurgy 0 Active

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