Inventor · Fort Worth, TX, US

Stephen B. Markwardt

1Patents
1h-index
4Co-inventors
25Inventor score

Filing activity: Feb 4, 1998 → Feb 4, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US6158515A Artificial lifting device for well fluids using a continous loop Fixed Constructions 1 Expired

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