Inventor · Scotts Valley, CA, US

David Ashton

7Patents
4h-index
4Co-inventors
46Inventor score

Filing activity: Sep 14, 1987 → Sep 27, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US6702689B2 Golf clubhead for putting or striking a golf ball Human Necessities 15 Expired
US5530064A Polymerizable compositions Chemistry; Metallurgy 9 Expired
US5519083A Polymerisable compositions Chemistry; Metallurgy 7 Expired
US5578673A Polymerisable compositions Chemistry; Metallurgy 6 Expired
US5519081A Polymerisable compositions Chemistry; Metallurgy 4 Expired
US4745235A Organic fluorides from fluoroformic esters Chemistry; Metallurgy 3 Expired
US5241115A Carbonyl difluoride preparation Chemistry; Metallurgy 0 Expired

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