Inventor
WIELAND STEFFEN
DE14 patents
⚠️ This page may combine multiple inventors who share the name “WIELAND STEFFEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
XCELLSIS GMBH
6 patentsUS6231831B1May 15, 2001
Hydrogen separating membrane, methanol reformation system equipped therewith, and operating method therefor
XCELLSIS GMBH90 citations97
US6447736B1Sep 10, 2002
System for the water vapor reforming of a hydrocarbon
XCELLSIS GMBH58 citations95
US6180081B1Jan 30, 2001
Reactor unit for a catalytic chemical reaction, especially for a catalyzing methanol reformer
XCELLSIS GMBH61 citations95
US6332913B1Dec 25, 2001
Membrane module for selective gas separation
XCELLSIS GMBH82 citations94
US6268075B1Jul 31, 2001
Process for the water vapor reforming of a hydrocarbon or a hydrocarbon derivative, reforming system operable thereby, and fuel cell operating process
XCELLSIS GMBH36 citations92
US6294149B1Sep 25, 2001
Process for operating a water vapor reforming system, a reforming system operable thereby and a fuel cell system operating process
XCELLSIS GMBH48 citations91
DAIMLER CHRYSLER AG
5 patentsUS6423435B1Jul 23, 2002
Fuel cell system with an assigned hydrogen generating arrangement
DAIMLER CHRYSLER AG32 citations92
US6409976B1Jun 25, 2002
Reactor with porous hollow fibers for chemical reactions
DAIMLER CHRYSLER AG27 citations92
US6406810B1Jun 18, 2002
Fuel cell system with cathode-side water separating devices
DAIMLER CHRYSLER AG21 citations92
US6363731B1Apr 2, 2002
System for extracting a liquid from a gas stream
DAIMLER CHRYSLER AG21 citations92
US6355367B1Mar 12, 2002
Process and apparatus for applying pressure to a reactant
DAIMLER CHRYSLER AG5 citations62