Inventor · Bitburg, DE

Gerhard Dumbser

12Patents
8h-index
14Co-inventors
69Inventor score

Filing activity: May 6, 1981 → May 23, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US4862395A Data display instrument for a bicycle Emerging Cross-Sectional Technologies 110 Expired
US4832332A Digital indicating instrument for a physical training device Emerging Cross-Sectional Technologies 43 Expired
US4713567A Electromagnetic brake device for a sports training apparatus Electricity 35 Expired
US4519227A Control locking installation for motor vehicle doors Emerging Cross-Sectional Technologies 14 Expired
US5538270A Bicycle, and a bicycle having a hydraulic brake, and an actuator for a hydraulic brake on a bicycle Performing Operations; Transporting 12 Expired
US7262530B2 Mechanical interfaced system Electricity 11 Expired
US5522611A Multiple sprocket chainwheel for bicycle derailleur Performing Operations; Transporting 10 Expired
US4731306A Battery arrangement Emerging Cross-Sectional Technologies 9 Expired
US5464239A Bicycle, and a bicycle having a hydraulic brake, and an actuator for a hydraulic brake on a bicycle Performing Operations; Transporting 6 Expired
US4461501A Lock system for motor vehicles Emerging Cross-Sectional Technologies 5 Expired
US4424548A Central locking system for lockable entries of buildings or vehicles, particularly motor vehicles Fixed Constructions 3 Expired
US4835468A Releasably mounted instrument assembly for a bicycle having elastomeric electrical contacts Physics 3 Expired

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