Inventor · Sharon, PA, US

Edward R. Gray

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

Filing activity: Sep 20, 1985 → Sep 20, 1985

Most-cited inventions

PatentTitleAreaCited byStatus
US4664307A Spirally welded tank cars Performing Operations; Transporting 9 Expired

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