Inventor · Neuffen, DE

Stefan Boneberg

21Patents
8h-index
32Co-inventors
67Inventor score

Filing activity: Sep 24, 1997 → Jul 5, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US6231831A Hydrogen separating membrane, methanol reformation system equipped therewith, and operating method therefor Emerging Cross-Sectional Technologies 50 Expired
US6187066A Central heating device for a gas-generating system Emerging Cross-Sectional Technologies 42 Expired
US6268075A Process for the water vapor reforming of a hydrocarbon or a hydrocarbon derivative, reforming system operable thereby, and fuel cell operating process Emerging Cross-Sectional Technologies 23 Expired
US6447736B1 System for the water vapor reforming of a hydrocarbon Emerging Cross-Sectional Technologies 22 Expired
US7387983B2 Methanol reforming catalyst having a reduced volume shrinkage Emerging Cross-Sectional Technologies 22 Expired
US6294149A Process for operating a water vapor reforming system, a reforming system operable thereby and a fuel cell system operating process Emerging Cross-Sectional Technologies 19 Expired
US6086839A System and process for the water vapor reforming of a hydrocarbon Emerging Cross-Sectional Technologies 17 Expired
US6277339A Reforming reactor with catalytic burner unit Emerging Cross-Sectional Technologies 12 Expired
US6299853A Method and apparatus for operating a reformer/co oxidation unit Chemistry; Metallurgy 8 Expired
US6926880B2 Methanol reforming catalyst having a reduced volume shrinkage Emerging Cross-Sectional Technologies 5 Expired
US6740303B2 Gas generating system for a fuel cell system and method of operating a gas generating system Emerging Cross-Sectional Technologies 4 Expired
US6863522B2 Method for introducing fuel and/or thermal energy into a gas stream Emerging Cross-Sectional Technologies 4 Expired
US6656616B2 Fuel cell system Emerging Cross-Sectional Technologies 2 Expired
US6696188B1 Device for evaporating and/or overheating a hydrocarbon in a fuel cell Emerging Cross-Sectional Technologies 2 Expired
US6682840B2 Fuel cell system having an evaporator Emerging Cross-Sectional Technologies 1 Expired
US6676907B1 Arrangement for generating a hydrogen-containing gas Chemistry; Metallurgy 1 Expired
US7214437B2 Method for electrically starting up a fuel cell Emerging Cross-Sectional Technologies 0 Expired
US7135049B2 Method for operating a gas generation device in a fuel cell system Emerging Cross-Sectional Technologies 0 Expired
US6510892B2 Layered-type of heat exchanger and use thereof Emerging Cross-Sectional Technologies 0 Expired
US7413820B2 Fuel cell system with recombiner Emerging Cross-Sectional Technologies 0 Expired
US7135244B2 System to supply at least two components of a gas generation system Emerging Cross-Sectional Technologies 0 Expired

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