Inventor · Berlin, DE

Herbert Horbrugger

8Patents
3h-index
19Co-inventors
54Inventor score

Filing activity: Feb 1, 1999 → Oct 16, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7523809B2 Elevator top of car safety Performing Operations; Transporting 10 Expired
US6591947B2 Use of multi-state sensors Performing Operations; Transporting 7 Expired
US9914617B2 Elevator power management to augment maximum power line power Electricity 5 Active
US6161656A Speed and direction indicator for elevator systems Performing Operations; Transporting 3 Expired
US6782989B2 Process for switching between mains supply and a frequency inverter and vice versa Emerging Cross-Sectional Technologies 2 Expired
US10071880B2 Low profile drive unit for elevator system Emerging Cross-Sectional Technologies 0 Active
US12312211B2 Power management in an elevator system Electricity 0 Active
US11613444B2 Decentralized power management in an elevator system Electricity 0 Active

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