Inventor · Danville, CA, US

Frank Yang

12Patents
11h-index
13Co-inventors
69Inventor score

Filing activity: Jan 8, 1981 → Aug 11, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US7655034B2 Stent-graft with anchoring pins Human Necessities 340 Active
US7615072B2 Endoluminal prosthesis Human Necessities 182 Active
US5253981A Multichannel pump apparatus with microflow rate capability Physics 85 Expired
US5630706A Multichannel pump apparatus with microflow rate capability Physics 70 Expired
US4483773A Narrow bore micro-particulate column packing process and product Physics 61 Expired
US5664938A Mixing apparatus for microflow gradient pumping Emerging Cross-Sectional Technologies 52 Expired
US4851683A Element specific radio frequency discharge helium plasma detector for chromatography Physics 44 Expired
US4375163A Method and apparatus for on-column detection in liquid chromatography Physics 39 Expired
US4477266A Solute focusing technique for on-column injection in capillary gas chromatography Physics 25 Expired
US4476732A Septumless jet stream on-column injector for chromatography Physics 22 Expired
US8052732B2 Delivery system for stent-graft with anchoring pins Human Necessities 16 Active
US8138068B2 Method to form nanopore array Performing Operations; Transporting 3 Active

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