Plug Power (PLUG) USPTO patents

Utility

Fuel Cell Stack

1 Dec 22

A method for use in manufacturing a fuel cell stack includes assembling a membrane electrode assembly to have a membrane between a first gas diffusion layer and a second gas diffusion layer.

Charles CARLSTROM

Filed: 1 Jun 21

Utility

Heat Exchanging Channel Forming An Internal Cavity That Stores Cryogenic Material

20 Oct 22

A heat exchanger comprises an inlet, an outlet, a heat exchanging channel, and an opening.

Elijah Shoemake

Filed: 18 Apr 22

Utility

Proton Exchange Membrane Water Electrolyzer Membrane Electrode Assembly

4 Aug 22

Method for forming a membrane electrode assembly, include for example, providing a first layer membrane, a second layer membrane, an anode electrode, and a cathode electrode.

Fan YANG, Chao LEI, Arthur GRIFFITH, Robert STONE, Cortney MITTELSTEADT

Filed: 2 Feb 22

Utility

Proton Exchange Membrane Water Electrolyzer Membrane Electrode Assembly

4 Aug 22

An exchange membrane includes, for example, a first layer membrane having a first thickness, a second layer membrane having a thickness less than the first thickness, and the second layer membrane containing a catalyst, a catalyst content in the second layer membrane being greater than a catalyst content in the first layer membrane, and the exchange membrane having an interface between the first layer membrane and the second layer membrane.

Fan YANG, Chao LEI, Arthur GRIFFITH, Robert STONE, Cortney MITTELSTEADT

Filed: 2 Feb 22

Utility

Fuel Cell Stack

14 Jul 22

A fuel cell system includes a first fluid flow plate including a first plurality of first channels for flow of an oxidant or a fuel.

Charles CARLSTROM, Owen CARLSTROM

Filed: 31 Mar 22

Utility

Fuel cell stack

17 May 22

A fuel cell stack includes an endplate assembly having a structural endplate.

Charles M Carlstrom, Jr., Michael Anthony Cacioppo, James D'Aleo, Charles Elder

Filed: 17 Mar 20

Utility

Fuel cell stack

26 Apr 22

A fuel cell system includes a first fluid flow plate including a first plurality of first channels for flow of an oxidant or a fuel.

Charles Carlstrom, Owen Carlstrom

Filed: 2 Jul 19

Utility

Method and System for Electrochemically Compressing Gaseous Hydrogen

30 Sep 21

Method and system for electrochemically compressing hydrogen.

Monjid HAMDAN, Cortney MITTELSTEADT, Matthew WEAVER, Robert STONE

Filed: 29 Jan 21

Utility

Anode catalyst suitable for use in an electrolyzer

21 Sep 21

An anode catalyst suitable for use in an electrolyzer.

Hui Xu, Cortney Mittelsteadt, Brian Rasimick, Allison Stocks

Filed: 17 Jun 15

Utility

Fuel cell stack

23 Mar 21

A fuel cell system includes a first plurality of fuel cells having a cathode and an anode.

Scott Spink, David Lott, Arrol Bryant

Filed: 12 Mar 19

Utility

Fuel Cell Stack

6 Jan 21

A fuel cell system includes a first fluid flow plate including a first plurality of first channels for flow of an oxidant or a fuel.

Charles CARLSTROM, Owen CARLSTROM

Filed: 1 Jul 19

Utility

Fuel Cell Stack

16 Sep 20

A fuel cell system includes a first plurality of fuel cells having a cathode and an anode.

Scott SPINK, David Lott, Arrol Bryant

Filed: 11 Mar 19

Utility

Fuel Cell Stack

15 Jul 20

A fuel cell stack includes an endplate assembly having a structural endplate.

Charles M. CARLSTROM, JR., Michael Anthony CACIOPPO, James D'ALEO, Charles ELDER

Filed: 16 Mar 20

Utility

Fuel cell stack

6 Apr 20

A fuel cell stack includes an endplate assembly having a structural endplate.

Charles M Carlstrom, Jr., Michael Anthony Cacioppo, James D'Aleo, Charles Elder

Filed: 2 May 18

Utility

Fuel cell stack

27 Jan 20

A fuel cell stack includes a structural endplate having an exterior surface.

James D'Aleo, Charles Russell Elder

Filed: 21 Dec 16

Utility

Fuel Cell Stack

6 Nov 19

A fuel cell stack includes an endplate assembly of a fuel cell system which includes a structural endplate having a first exterior surface and a first interior surface located on an opposite side of the endplate relative to the first exterior surface.

Charles M CARLSTROM, JR., Michael Anthony CACIOPPO, James D'ALEO, Charles ELDER

Filed: 2 May 18