Inventor · Fort Pierce, FL, US

Richard B. Hellstrom

1Patents
1h-index
1Co-inventors
22Inventor score

Filing activity: Jan 30, 1989 → Jan 30, 1989

Most-cited inventions

PatentTitleAreaCited byStatus
US4934868A Water control structure and roller assembly therefor Fixed Constructions 10 Expired

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