Inventor · Indianapolis, IN, US

Douglas P. Walling

12Patents
12h-index
9Co-inventors
63Inventor score

Filing activity: Dec 30, 1999 → May 1, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US6814844B2 Biosensor with code pattern Physics 283 Expired
US6814843B1 Biosensor Chemistry; Metallurgy 245 Expired
US6428664B1 Biosensor Physics 236 Expired
US7073246B2 Method of making a biosensor Emerging Cross-Sectional Technologies 220 Expired
US6562210B1 Cell for electrochemical anaylsis of a sample Chemistry; Metallurgy 129 Expired
US6911621B2 Biosensor Emerging Cross-Sectional Technologies 127 Expired
US7063774B2 Recloseable biosensor Performing Operations; Transporting 125 Expired
US7386937B2 Method of making a biosensor Emerging Cross-Sectional Technologies 82 Active
US6540890B1 Biosensor Emerging Cross-Sectional Technologies 81 Expired
US7476827B1 Method of making a biosensor Physics 55 Active
US7780827B1 Biosensor Physics 37 Active
US6488828B1 Recloseable biosensor Performing Operations; Transporting 28 Expired

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