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2/22/10 Hewlett-Packard
Selling Off Fuel Cell Patents "The three patent lots --
which collectively contain 86 patents -- are being sold by WavePoint,
and the minimum purchase price is $500,000 per lot." Greentech
Media
3M (Minnesota
Mining and Manufacturing Company)
Avista Labs (changed
name to ReliOn, )
- 10/7/03 US6630259:
Fuel cell power system performing AC inversion, method of distributing
AC power, and method of operating a fuel cell power system
- 9/16/03 US6620538:
Method and apparatus for monitoring equivalent series resistance
and for shunting a fuel cell
- 4/22/03 US6550304:
Method of compensating a MOS gas sensor, method of manufacturing
a MOS gas sensor, MOS gas sensor, and fuel cell system
- 12/24/02 US6497974:
Fuel cell power system, method of distributing power, and method
of operating a fuel cell power system
- 10/22/02 US6468682:
Ion exchange membrane fuel cell
- 8/6/02 US6428918:
Fuel cell power systems, direct current voltage converters, fuel
cell power generation methods, power conditioning methods and
direct current power conditioning methods
- 5/14/02 US6387556:
Fuel cell power systems and methods of controlling a fuel cell
power system
- 5/7/02 US6383556:
Method for forming a membrane electrode diffusion assembly for
use in an ion exchange membrane fuel cell
- 4/17/01 US6218035:
Proton exchange membrane fuel cell power system
- 8/1/00 US6096449:
Fuel cell and method for controlling same
- 2/29/00 US6030718:
Proton exchange membrane fuel cell power system
go to Ballard page
California Institute of Technology
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Daimler
(Daimler-Benz, DaimlerChrysler) Stuttgart, Germany
Delphi
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Dow Chemical Company
DuPont
E. I. du Pont Nemours and Co., Wilmington, DE
- 1/20/04 US6680406:
Sol-gel derived porous microcomposite of perfluorinated ion-exchange
polymer and metal oxide
- 3/27/03 20030059666
Anode electrocatalysts for coated substrates used in fuel cells
"comprising tungsten and molybdenum carbides and/or oxycarbides,
or their mixtures in combination with noble metals, such as platinum
and ruthenium; and a metal selected from the group consisting
of V, Nb, Ta, Cr, Mn, Fe, Re, Co, Ni, Cu, and mixtures thereof"
du Pont
- 4/30/02 US6379795:
Injection moldable conductive aromatic thermoplastic liquid crystalline
polymeric compositions hydrogen or direct methanol fuel cells
- 9/11/01 US6287722:
Continuous melt process for fabricating ionically conductive articles
- 11/9/99 US5981097:
Multiple layer membranes for fuel cells employing direct feed
fuels
- 7/6/99 US5919583:
Membranes containing inorganic fillers and membrane and electrode
assemblies and electrochemical cells employing same DMFC
- 8/25/98 US5798188:
Polymer electrolyte membrane fuel cell with bipolar plate having
molded polymer projections
- 8/18/98 US5795668:
Fuel cell incorporating a reinforced membrane DMFC
- 9/30/97 US5672438:
Membrane and electrode assembly employing exclusion membrane for
direct methanol fuel cell
- 12/28/93 US5273694:
Process for making ion exchange membranes and films
Dynetek
go to Energy Conversion
Devices page
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of pg]
Ford Motor Company (including
Ford Global Technologies, Inc.) (NYSE:F)(Dearborn,
MI)
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FuelCell Energy Inc.
(NASDAQ:FCEL) (formerly Energy Research Corporation)
go to General Motors page
Gore
(W. L. Gore & Associates; Gore Enterprise Holdings, Inc.)(Maker
of GoreTex)
Graftech
H Power
(acquired by Plug Power, Q1 2003)
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go to Honda page
Hybrid Power Generation Systems,
LLC Los Angeles
Hydrogenics
IdaTech
(subsidiary of IdaCorp, a utility in Oregon)
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Johnson Matthey (UK)
Manhattan
Scientifics
Matsushita
go to Medis Technologies
page
Millennium Cell
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go to MTI MicroFuel Cells page
Mitsubishi
Motorola
Nissan
Nuvera
OMG
formerly Degussa/Degussa-Huels/dmc²
go to Plug Power page
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Proton Energy Systems
(Subsidiary of Distributed Energy Systems Corp., NASDAQ:DESC)
Sanyo
go to Siemens page
Stuart Energy Systems
(Acquired by Hydrogenics Corp., Toronto, TSE:HYG, NASDAQ:HYGS)
Toshiba
go to Toyota page
UOP LLC
Des Plaines, IL
go to UTC Fuel
Cells page
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