Inventor
EINHART JOHANN
DE6 patents
⚠️ This page may combine multiple inventors who share the name “EINHART JOHANN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BALLARD POWER SYSTEMS
5 patentsUS6080503AJun 27, 2000
Polymer electrolyte membrane fuel cells and stacks with adhesively bonded layers
BALLARD POWER SYSTEMS241 citations97
US6495278B1Dec 17, 2002
Polymer electrolyte membrane electrochemical fuel cells and stacks with adhesively bonded layers
BALLARD POWER SYSTEMS91 citations96
US6730423B2May 4, 2004
Electrical contacting device for an electrochemical fuel cell
BALLARD POWER SYSTEMS45 citations91
US6777127B2Aug 17, 2004
Systems, apparatus and methods for bonding and/or sealing electrochemical cell elements and assemblies
BALLARD POWER SYSTEMS23 citations83
US6531876B1Mar 11, 2003
Apparatus for voltage measurement
BALLARD POWER SYSTEMS15 citations82