Patent assignee · US · COMPANY

QED Technologies, Inc.

9Patents
0Active
9Granted
30Portfolio score

Filing activity: Mar 25, 1998 → May 14, 2004

Most-cited patents

PatentTitleAreaCited byStatus
US6956657B2 Method for self-calibrated sub-aperture stitching for surface figure measurement Physics 39 Expired
US6955589B2 Delivery system for magnetorheological fluid Emerging Cross-Sectional Technologies 33 Expired
US5971835A System for abrasive jet shaping and polishing of a surface using magnetorheological fluid Performing Operations; Transporting 32 Expired
US5951369A System for magnetorheological finishing of substrates Performing Operations; Transporting 25 Expired
US6719611B2 Jet-induced finishing of a substrate surface Performing Operations; Transporting 14 Expired
US6746310B2 Uniform thin films produced by magnetorheological finishing Physics 10 Expired
US6267651A Magnetic wiper Electricity 8 Expired
US6561874B1 Apparatus and method for abrasive jet finishing of deeply concave surfaces using magnetorheological fluid Performing Operations; Transporting 7 Expired
US6893322B2 Method and apparatus for measuring and controlling solids composition of a magnetorheological fluid Emerging Cross-Sectional Technologies 4 Expired

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