Inventor · Porta Westfalica, DE

Andreas Stuffel

23Patents
5h-index
44Co-inventors
65Inventor score

Filing activity: Oct 4, 2000 → Oct 2, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6450316B1 Escalator with step flange Performing Operations; Transporting 13 Expired
US6460679B1 Automatically adjusting escalator handrail system Performing Operations; Transporting 9 Expired
US6457573B1 Belt drive back up device for escalator drive Performing Operations; Transporting 8 Expired
US6527099B2 Belt drive back up device for escalator drive Performing Operations; Transporting 6 Expired
US6868956B2 Footboard element fastening for passenger conveyors Performing Operations; Transporting 6 Expired
US7140484B2 Moving flange for passenger conveyors Performing Operations; Transporting 5 Expired
US7222713B2 Step attachment on the step chain of an escalator Performing Operations; Transporting 5 Expired
US7568570B2 Safety monitoring system for a people conveyor Performing Operations; Transporting 4 Expired
US7562759B2 Passenger conveyor handrail with sliding material on toothed driven surface Performing Operations; Transporting 4 Expired
USD490957S1 Two-tone moving step panel for escalator General 4 Expired
US7401693B2 Moving flange fastening for passenger conveyors Performing Operations; Transporting 2 Expired
US10285500B2 Device and method for fixing a push element Human Necessities 2 Active
US10299587B2 Device and method for fixing a movable furniture part Human Necessities 2 Active
US7614490B2 Passenger conveyor handrail having a gripping surface with a generally circular cross-section Performing Operations; Transporting 2 Expired
US7357241B2 Device for restraining the rise of a step roller of a people conveyor Performing Operations; Transporting 2 Expired
US10362871B2 Device and method for fixing a push element Human Necessities 2 Active
US6945379B2 Chain segment for personnel conveyor Performing Operations; Transporting 2 Expired
US10314397B2 Device and method for fixing a push element Human Necessities 1 Active
US7770710B2 Handrail compensation device Performing Operations; Transporting 1 Expired
US11547210B2 Retraction device and method for opening and closing a movable furniture part Mechanical Engineering; Lighting; Heating 1 Active
US10206503B2 Device and method for fixing a push element Human Necessities 1 Active
US8381895B2 Device to reduce noise transmission through the gap between escalator steps Performing Operations; Transporting 1 Active
US8016097B2 Escalator linear belt handrail drive Performing Operations; Transporting 0 Expired

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