Inventor · Paris, FR

Daniel Defives

3Patents
3h-index
4Co-inventors
36Inventor score

Filing activity: Feb 28, 1975 → Jan 26, 1978

Most-cited inventions

PatentTitleAreaCited byStatus
US3990963A Process for regenerating used lubricating oils Performing Operations; Transporting 21 Expired
US4045330A Process for regenerating lubricating oils Chemistry; Metallurgy 9 Expired
US4152249A Process for purifying hydrocarbons by adsorption Chemistry; Metallurgy 6 Expired

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