Inventor · Parker, CO, US

Donald L. Purvis

2Patents
2h-index
7Co-inventors
33Inventor score

Filing activity: Mar 3, 2000 → Jun 9, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US6367548B1 Diversion treatment method Fixed Constructions 77 Expired
US7207386B2 Method of hydraulic fracturing to reduce unwanted water production Emerging Cross-Sectional Technologies 53 Expired

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