Inventor · North Vancouver, BC, CA

Howard Welsh

3Patents
3h-index
2Co-inventors
33Inventor score

Filing activity: Feb 26, 1976 → Mar 6, 1978

Most-cited inventions

PatentTitleAreaCited byStatus
US4061569A Oil recovery apparatus and method Emerging Cross-Sectional Technologies 31 Expired
US4165282A Oil recovery method and apparatus Emerging Cross-Sectional Technologies 22 Expired
US4143987A Connector for sections of oil containment boom Emerging Cross-Sectional Technologies 4 Expired

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