RH

Ralph Hobmeyr

General Motors: 19 patents #701 of 18,328Top 4%
Overall (All Time): #238,308 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9911994 Piezoelectric injector for fuel cell Björn Zörner, Marcus Jung 2018-03-06
9752697 Valve unit and motor vehicle 2017-09-05
9163616 Passive closing device for thermal self-protection of high pressure gas vessels Oliver Maier, Jurgen Thyroff, Bjoern Zoerner 2015-10-20
8927171 Method for preventing pressure in vessels from dropping below minimum allowable pressure Heiko Hrobarsch, Björn Zörner 2015-01-06
8875735 Coolant ventilation system Rainer Pechtold 2014-11-04
8656938 Compressed gas tank system with fast fueling ability at any vessel pressure Jurgen Thyroff 2014-02-25
8561453 Calibration of all pressure transducers in a hydrogen storage system Björn Zörner, Heiko Hrobarsch 2013-10-22
8506266 Sealing system assembly for high pressure fluid handling devices 2013-08-13
8053127 Fuel cell cooling tank assembly 2011-11-08
8007948 Ion exchange cartridge for fuel cell applications Marlene Rinner, Mario Naretto Rosso 2011-08-30
7905493 Sealing system assembly for high pressure fluid handling devices 2011-03-15
7709125 Vehicle plumbing to release hydrogen from fluid 2010-05-04
7413822 Device and method to release the overpressure of a fuel cell coolant tank Ferdinand Foeh, Uwe Hannesen 2008-08-19
7368196 Cold start pre-heater for a fuel cell system Dirk Wexel 2008-05-06
7354669 Operation method and purging system for a hydrogen demand/delivery unit in a fuel cell system Dirk Wexel 2008-04-08
7217469 Fluid handling device for hydrogen-containing process fluids Dirk Wexel 2007-05-15
7176385 EMI protection and fuel cell systems employing the same Jeff Shull, Titus Herschberger, Hartmut Hinz, Steve Rysdam 2007-02-13
7155916 Supply unit cooling Dirk Wexel, Robert Linden 2007-01-02
7021907 Ventilation and purge of a hydrogen blower Bernhard Wnendt, Roland Matthe 2006-04-04