Inventor

HAAS HERWIG R

CA6 patents

⚠️ This page may combine multiple inventors who share the name “HAAS HERWIG R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BALLARD POWER SYSTEMS

2 patents

US7153598B2Dec 26, 2006

Methods of operating fuel cells having closed reactant supply systems

BALLARD POWER SYSTEMS8 citations70

US7132179B2Nov 7, 2006

Methods and apparatus for improving the cold starting capability of a fuel cell

BALLARD POWER SYSTEMS10 citations70

BDF IP HOLDINGS LTD

2 patents

US7964315B2Jun 21, 2011

Shutdown methods and designs for fuel cell stacks

BDF IP HOLDINGS LTD0 citations40

US7955739B2Jun 7, 2011

Shutdown methods and designs for fuel cell stacks

BDF IP HOLDINGS LTD0 citations27

DAIMLER AG

1 patent

US7829236B2Nov 9, 2010

Hydration sensor apparatus for measuring membrane hydration in a fuel cell stack

DAIMLER AG3 citations54

CHRISTIE ANDREW L

1 patent

US8580460B2Nov 12, 2013

Apparatus and method for managing fluids in a fuel cell stack

CHRISTIE ANDREW L0 citations23