| 9977438 |
Resettable thermal pressure relief device |
— |
2018-05-22 |
$12,339,000 |
| 9823668 |
Pressure regulator for hydrogen storage system |
Dimitri A. Podorashi, Hans Weidner, Wolfgang Markard |
2017-11-21 |
$17,275,000 |
| 9074703 |
Pressure regulator for hydrogen storage system |
Dimitri A. Podorashi, Hans Weidner, Wolfgang Markard |
2015-07-07 |
$5,975,000 |
| 8955762 |
Resettable thermal pressure relief device |
— |
2015-02-17 |
$16,413,000 |
| 8875735 |
Coolant ventilation system |
Ralph Hobmeyr |
2014-11-04 |
$8,738,000 |
| 8785071 |
Fuel cell operation with a failed open injector |
Steven R. Falta, Daniel C. Di Fiore, Donald H. Keskula, Matthew A. Lang, Michael Leykauf +2 more |
2014-07-22 |
$9,025,000 |
| 8522597 |
Calibration of a pressure sensor in a hydrogen storage system |
Michael Leykauf, Ingo Hermann |
2013-09-03 |
$6,168,000 |
| 8523144 |
Valve with elastically deformable component |
— |
2013-09-03 |
$6,168,000 |
| 8454058 |
High pressure fitting for hydrogen applications |
Jörg Schulze |
2013-06-04 |
$10,352,000 |
| 7971798 |
Resettable thermal pressure relief device |
— |
2011-07-05 |
$9,243,000 |
| 7736566 |
Manufacturing process for hydrogen pressure tank |
Ingo Hermann, Markus Lindner |
2010-06-15 |
|
| 7600541 |
Overfill protection for liquid hydrogen tank |
— |
2009-10-13 |
|
| 7575020 |
Multi stage pressure regulator |
— |
2009-08-18 |
|
| 7553569 |
Dynamic cathode gas control for a fuel cell system |
Robert Schaefer, Thorsten Rohwer |
2009-06-30 |
|
| 7525072 |
Heated O-ring |
Thorsten Rohwer |
2009-04-28 |
$1,432,000 |
| 7484540 |
Liquid hydrogen storage tank with reduced tanking losses |
— |
2009-02-03 |
$2,739,000 |
| 7442457 |
Fuel cell system with compressor and also a method for operating such a fuel cell system |
— |
2008-10-28 |
$2,337,000 |
| 7363775 |
Use of Z-pipes in a liquid hydrogen tank |
— |
2008-04-29 |
$17,184,000 |
| 7344788 |
Starting a fuel cell system using ambient air and a low voltage blower |
Bruce J. Clingerman, Scott Dewey, Roland Nolte, Hermann Victor, Bernhard Wnendt +2 more |
2008-03-18 |
$5,934,000 |
| 7341074 |
Multi-stage pressure regulator |
— |
2008-03-11 |
$10,100,000 |
| 7322562 |
Shut-off valve providing pressure equalization |
— |
2008-01-29 |
$11,223,000 |
| 7320840 |
Combination of injector-ejector for fuel cell systems |
James S. Siepierski |
2008-01-22 |
$17,348,000 |
| 7219695 |
Hydrogen valve with pressure equalization |
— |
2007-05-22 |
$6,011,000 |
| 7195035 |
In-tank hydrogen distribution valve |
— |
2007-03-27 |
$18,840,000 |
| 7159456 |
Level indicator for liquid hydrogen tank |
Andreas Koenekamp, Hartmut Stengelin, Andy Kraemer |
2007-01-09 |
$9,223,000 |
