Inventor · Dortmund, DE

Thomas Zapp

17Patents
7h-index
23Co-inventors
55Inventor score

Filing activity: Apr 27, 1999 → Jun 21, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US6610433B1 Fuel tank Emerging Cross-Sectional Technologies 27 Expired
US6591866B2 Fuel tank Emerging Cross-Sectional Technologies 23 Expired
US7047948B2 Fuel tank Emerging Cross-Sectional Technologies 20 Expired
US6463965B1 Arrangement for storing fuel and method for operating a fuel tank Emerging Cross-Sectional Technologies 11 Expired
US6403243B1 Fuel cell system and method of regenerating a filter element in a fuel cell system Emerging Cross-Sectional Technologies 8 Expired
US6516964B1 Fuel tank Performing Operations; Transporting 8 Expired
US6497335B2 Filler neck for a fuel tank of a motor vehicle Performing Operations; Transporting 7 Expired
US6696186B1 Humidifying device for a fuel cell, method for humidifying a fuel cell membrane and fuel cell Emerging Cross-Sectional Technologies 7 Expired
US6340093B1 Fuel tank Performing Operations; Transporting 7 Expired
US6378549B1 Fuel tank Emerging Cross-Sectional Technologies 6 Expired
US6440595B1 Fuel cell system Emerging Cross-Sectional Technologies 6 Expired
US6158485A Filling device Emerging Cross-Sectional Technologies 5 Expired
US6491030B2 Ventilation device for a fuel tank Emerging Cross-Sectional Technologies 5 Expired
US6541143B2 Fuel cell system with a device for supplying fuel Emerging Cross-Sectional Technologies 4 Expired
US6527008B2 Ventilation device for a fuel tank Emerging Cross-Sectional Technologies 4 Expired
US6318423A Plug neck for a filler neck of a fuel tank Performing Operations; Transporting 2 Expired
US6510958B2 Plastic container Performing Operations; Transporting 1 Expired

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