Inventor · Tustin, CA, US

Harold E. Marsh, Jr.

4Patents
3h-index
4Co-inventors
39Inventor score

Filing activity: May 13, 1970 → Apr 7, 1976

Most-cited inventions

PatentTitleAreaCited byStatus
US4039489A Oil and fat absorbing polymers Emerging Cross-Sectional Technologies 43 Expired
US3953406A Water-insoluble, swellable polyurethanes Emerging Cross-Sectional Technologies 19 Expired
US4116131A Solid propellant motor Mechanical Engineering; Lighting; Heating 6 Expired
US4041233A Aldehyde-containing urea-absorbing polysaccharides Chemistry; Metallurgy 1 Expired

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