Inventor · Stockholm, SE

Rolf Ridderstrale

14Patents
6h-index
13Co-inventors
63Inventor score

Filing activity: Jun 28, 1991 → Oct 13, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US7824459B2 Centrifugal separator Mechanical Engineering; Lighting; Heating 60 Active
US7811347B2 Centrifugal separator Mechanical Engineering; Lighting; Heating 52 Active
US7824458B2 Centrifugal separator Mechanical Engineering; Lighting; Heating 52 Active
US7152589B2 Method and a device for cleaning of crankcase gas Emerging Cross-Sectional Technologies 52 Expired
US6955637B1 Separation device having a centrifugal rotor Mechanical Engineering; Lighting; Heating 18 Expired
US5941811A Centrifugal separator to free a liquid from both lighter particles and heavier particles Performing Operations; Transporting 13 Expired
US6716153B2 Centrifugal separator for separating solids from a liquid mixture centrally fed through a gear device Performing Operations; Transporting 5 Expired
US6537191B1 Centrifugal separator Performing Operations; Transporting 5 Expired
US5186708A Centrifugal separator having a rotor body with a movable wall Performing Operations; Transporting 4 Expired
US6712751B2 Centrifugal separator for separating solids from a liquid mixture centrally fed through a gear device Performing Operations; Transporting 2 Expired
US8790233B2 Method and device for cleaning of a fluid in a centrifugal separator Chemistry; Metallurgy 2 Active
US5897484A Centrifugal separator to free a liquid from bath lighter particles and heavier particles Performing Operations; Transporting 0 Expired
US7229399B2 Screw conveyor for a decanter centrifuge Performing Operations; Transporting 0 Expired
US9943861B2 Centrifugal separator with a control unit for speed control Performing Operations; Transporting 0 Active

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