Inventor · Onnens, CH

David Walker

6Patents
5h-index
8Co-inventors
52Inventor score

Filing activity: May 9, 1983 → Nov 2, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US5114998A Stabilized talc-filled polyester compositions Chemistry; Metallurgy 9 Expired
US4537915A Char resistant foams Emerging Cross-Sectional Technologies 7 Expired
US5114997A Stabilized talc-filled polyester compositions Chemistry; Metallurgy 7 Expired
US5114995A Stabilized talc-filled polyester compositions Chemistry; Metallurgy 6 Expired
US5114996A Stabilized talc-filled polyester compositions Chemistry; Metallurgy 5 Expired
US6559101B2 N- (5, 7-dimethoxy [1, 2, 4] triazolo [1, 5-a] pyrimidin-2-yl) arylsulfonamide compounds and their use as herbicides Human Necessities 4 Expired

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