Inventor · Hildisrieden, CH

Josef A. Muff

9Patents
5h-index
13Co-inventors
56Inventor score

Filing activity: Sep 23, 1998 → Jul 24, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US6092630A Arresting brake device for elevators Performing Operations; Transporting 15 Expired
US6758310B2 Safety brake and method for unlocking a safety brake Performing Operations; Transporting 14 Expired
US9457989B2 Braking device with actuating device Performing Operations; Transporting 11 Active
US9120643B2 Elevator braking device Performing Operations; Transporting 10 Active
US9981827B2 Safety brake for an elevator Mechanical Engineering; Lighting; Heating 8 Active
US8020671B2 Elevator installation, a guide rail of an elevator installation, brake equipment of an elevator installation and a method for guiding, holding and braking an elevator installation Performing Operations; Transporting 5 Active
US8157060B2 Elevator installation with braking equipment and method of braking in an elevator installation Mechanical Engineering; Lighting; Heating 3 Active
US7232012B2 Elevator shaft door Fixed Constructions 0 Expired
US9828213B2 Elevator braking method Performing Operations; Transporting 0 Active

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