Inventor · Graz, AT

Gerhard Friedrich

9Patents
7h-index
16Co-inventors
56Inventor score

Filing activity: Nov 13, 1996 → Jan 25, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
USD472870S1 Surface configuration of a hardtop for a vehicle General 42 Expired
USD585805S1 Front face of a vehicle wheel General 32 Expired
USD589864S1 Front face of a vehicle wheel General 18 Expired
USD389439S Body of a trailer for vehicles General 11 Expired
US7797928B2 Method and apparatus for purifying exhaust gases Emerging Cross-Sectional Technologies 10 Active
US5855607A Implant for medialisation of vocal cord Human Necessities 10 Expired
US5980838A Reactor head for a monolithic co-current or countercurrent reactor Performing Operations; Transporting 9 Expired
US7614786B2 Positioning device for an X-ray detector Human Necessities 3 Expired
US8377257B2 Compact total evaporator and device for carrying out the controlled drying, evaporation and/or reaction of a number of fluids Chemistry; Metallurgy 0 Active

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