Inventor · Cortland, OH, US

James R. Ray

2Patents
2h-index
2Co-inventors
30Inventor score

Filing activity: Oct 12, 1993 → Feb 22, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US5379637A Natural gas vehicle fuel gauge system Physics 20 Expired
US6490989B1 Propelling system Performing Operations; Transporting 6 Expired

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