Inventor · Vancouver, WA, US

Roy D. Hollie

1Patents
1h-index
3Co-inventors
25Inventor score

Filing activity: May 27, 1998 → May 27, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US6033193A Single seal gear pump Mechanical Engineering; Lighting; Heating 9 Expired

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