Inventor · Auxerre, FR

Bertrand Daoudal

5Patents
2h-index
8Co-inventors
33Inventor score

Filing activity: Nov 18, 1993 → Feb 7, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US5536424A Sulfonated bismuth compounds Emerging Cross-Sectional Technologies 6 Expired
US5468399A Colloidal products containing sulfur and/or phosphorus and/or boron, their preparation and their utilization as additives for lubricants Chemistry; Metallurgy 5 Expired
US5693597A Colloidal alkaline or alkaline-earth carbonates containing a compound of calcium, phosphorus and sulphur in micellar form Chemistry; Metallurgy 0 Expired
US5470495A Colloidal products containing calcium and/or magnesium, as well as boron and/or phosphorus and/or sulfur, their preparation and their utilization as additives for lubricants Chemistry; Metallurgy 0 Expired
US5696062A Colloidal products containing calcium barium and/or magnesium also bismuth modified by the action of carboxylic acids containing sulphur and optionally nitrogen Chemistry; Metallurgy 0 Expired

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