Inventor
OWEJAN JON P
US29 patents
⚠️ This page may combine multiple inventors who share the name “OWEJAN JON P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OWEJAN JON P
12 patentsUS8518596B1Aug 27, 2013
Low cost fuel cell diffusion layer configured for optimized anode water management
OWEJAN JON P7 citations81
US8129075B2Mar 6, 2012
Bipolar plate header formed features
OWEJAN JON P2 citations62
US8859163B2Oct 14, 2014
PEM fuel cell stack inlet water regulation system
OWEJAN JON P2 citations60
US8394547B2Mar 12, 2013
Fuel cell bipolar plate exit for improved flow distribution and freeze compatibility
OWEJAN JON P0 citations51
US8389047B2Mar 5, 2013
Low-cost hydrophilic treatment method for assembled PEMFC stacks
OWEJAN JON P0 citations51
US8389182B2Mar 5, 2013
Bipolar plate with reduced coolant volume and asymmetric heat removal
OWEJAN JON P1 citations51
US8268492B2Sep 18, 2012
Fuel cell stack features for improved water management
OWEJAN JON P0 citations51
US8877392B2Nov 4, 2014
PEM fuel cell stack inlet water regulation system
OWEJAN JON P0 citations50
US9153826B2Oct 6, 2015
Bipolar plate with features for mitigation of exit water retention
OWEJAN JON P0 citations41
US8101322B2Jan 24, 2012
Constant channel cross-section in a PEMFC outlet
OWEJAN JON P0 citations41
US8603695B2Dec 10, 2013
Fuel cell assembly manifold heater for improved water removal and freeze start
OWEJAN JON P0 citations40
US8865359B2Oct 21, 2014
Fuel cell having improved thermal characteristics
OWEJAN JON P0 citations32
GM GLOBAL TECH OPERATIONS INC
10 patentsUS7718298B2May 18, 2010
Bifurcation of flow channels in bipolar plate flowfields
GM GLOBAL TECH OPERATIONS INC15 citations83
US7901832B2Mar 8, 2011
Bipolar plate with inlet and outlet water management features
GM GLOBAL TECH OPERATIONS INC3 citations63
US8501364B2Aug 6, 2013
Fuel cell bipolar plate exit for improved flow distribution and freeze compatibility
GM GLOBAL TECH OPERATIONS INC2 citations62
US7960062B2Jun 14, 2011
Anode accumulation tank with high nitrogen concentration bleed for a fuel cell stack fuel delivery system
GM GLOBAL TECH OPERATIONS INC2 citations62
US7862936B2Jan 4, 2011
Water removal channel for PEM fuel cell stack headers
GM GLOBAL TECH OPERATIONS INC3 citations62
US7842426B2Nov 30, 2010
Use of a porous material in the manifolds of a fuel cell stack
GM GLOBAL TECH OPERATIONS INC3 citations62
US7749637B2Jul 6, 2010
Water blocking layer and wicking reservoir for PEMFC
GM GLOBAL TECH OPERATIONS INC2 citations62
US9190675B2Nov 17, 2015
Humid stream orifice via geometry and material that is robust to becoming blocked
GM GLOBAL TECH OPERATIONS INC1 citations47
US8347737B2Jan 8, 2013
Pressure sensor for use in fuel cell systems
GM GLOBAL TECH OPERATIONS INC1 citations45
US8034502B2Oct 11, 2011
Water removal system for non-reactive regions in PEFMC stacks
GM GLOBAL TECH OPERATIONS INC0 citations41