Patent assignee · US · INDIVIDUAL

James E. Drummond

2Patents
0Active
2Granted
24Portfolio score

Filing activity: Sep 11, 1992 → Apr 1, 1996

Most-cited patents

PatentTitleAreaCited byStatus
US5402786A Magneto-acoustic resonance imaging Physics 22 Expired
US5726444A Ultrasonic directional fiber-optic hydrophone Physics 2 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.