Inventor

Frank Conrad

13Patents
8h-index
21Co-inventors
72Inventor score

Filing activity: Oct 11, 1990 → Mar 2, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5915268A Vertical flow chemical detection portal Physics 85 Expired
US5854431A Particle preconcentrator Physics 65 Expired
US6085601A Particle preconcentrator Physics 46 Expired
USRE38797E1 Particle preconcentrator General 33 Expired
US5138889A Hand held explosives detection system Physics 31 Expired
US6550624B1 Telescopic crane Performing Operations; Transporting 16 Expired
US5650429A Use of DL-(+/-)-.alpha.-lipoic acid, D-(+)-.alpha.-lipoic acid, .alpha.-lipoic acid in reduced or oxidized form or salts for treating circulatory disorders Human Necessities 16 Expired
US5827643A Method of increasing viability of stored erythrocytes by addition of lipoic, dihydrolipoic, 6,8-bisnortetralipoic, or tetranorlipoic acid Human Necessities 9 Expired
US6206213A Crane with a luffing jib Performing Operations; Transporting 6 Expired
US8127951B2 Telescopic crane boom Performing Operations; Transporting 1 Active
US9637359B2 Drive for a sliding connecting member of a locking system of a telescopic system of a crane jib Emerging Cross-Sectional Technologies 1 Active
US10185974B1 User-level bid request preferences Physics 0 Active
US9650758B2 Method and device for braking rotating and/or slewing gears Performing Operations; Transporting 0 Active

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