US Pat. No. 9,406,955

METHODS OF OPERATING FUEL CELLS

Encite LLC, Burlington, ...

1. A method of operating a plurality of fuel cells, comprising:
selectively controlling generation of power by the plurality of fuel cells by controlling an electrical element coupled to
at least a subset of the plurality of fuel cells in order to change one or more of series or parallel electrical configurations
of the plurality of fuel cells, the change in one or more of series or parallel electrical configurations causing a corresponding
change in the generation of power,

wherein the plurality of fuel cells are electrically interconnected and gaseously coupled to sources of fuel and oxidant,
and

wherein controlling the electrical element defines output voltage or current capacity of the plurality of fuel cells.

US Pat. No. 9,464,356

HIGH PRESSURE GAS SYSTEM

Encite LLC, Burlington, ...

1. A device for electrolyzing water, the device comprising:
an electrolysis unit having a chamber, the electrolysis unit comprising:
an ion exchange structure in the chamber,
which separates the chamber into a first compartment and a second compartment;
a cathode disposed on a first portion of the ion exchange structure, with the cathode located in the first compartment; and
an anode disposed on a second, different portion of the ion exchange structure, with the anode located in the second compartment;
a case enclosing a high pressure chamber that receives hydrogen gas that results from the electrolysis of water in the ion
exchange structure; and

a reservoir housing enclosing a collapsible reservoir, the reservoir housing disposed within the high pressure chamber, the
reservoir housing having at least one channel that is in fluid communication with the chamber of the electrolysis unit and
at least one port in fluid communication with the high pressure chamber, the collapsible reservoir configured to store water
and to supply stored water to the chamber of the electrolysis unit.

US Pat. No. 9,343,757

GAS STORAGE SYSTEM

Encite LLC, Burlington, ...

1. A gas storage system comprising:
a substrate of a material the substrate having a group of capsules formed within the substrate;
a lid of a continuous layer of material, the lid bonded to the substrate to enclose the capsules in the group, with outer
walls of substrate and the lid configured to contain elemental hydrogen gas stored at a relatively high pressure compared
to atmospheric pressure; and

an activation element attached to the lid and over at least one of the capsules of the group, the activation element comprising
a layer of electrically conductive material configured to carry a current to apply thermal energy to a portion of the lid
underlying the layer of electrically conductive material, with the thermal energy of an amount sufficient to cause the lid
at the portion of the lid to rupture due to thermally-induced weakening of the lid and the pressure of the elemental hydrogen
gas within the at least one capsule to release the hydrogen gas in the at least one capsule of the group of capsules.

US Pat. No. 9,522,371

SELF-REGULATING GAS GENERATOR AND METHOD

Encite LLC, Burlington, ...

1. A gas generating device, comprising:
a body;
a chemical supply chamber within the body defining a volume configured to contain a chemical supply, the chamber including
an element configured to expose a catalyst contained within the chamber to the chemical supply according to a self-adjusting
duty cycle, wherein the element and the body define complementary features having respectively the catalyst or a displacer,
and wherein the complementary features are configured to expose the catalyst to the chemical supply and remove the chemical
supply from the catalyst; and

a frictional feature located on the element, wherein the frictional feature is one of a pair of frictional features forming
a detent, the other frictional feature of the pair located within the chemical supply chamber.

US Pat. No. 9,819,037

METHOD AND APPARATUS FOR CLEANING CATALYST OF A POWER CELL

Encite LLC, Burlington, ...

1. A method of cleaning power cells in an array of power cells, comprising:
coupling at least one first power cell to second power cells in an array of power cells; and
causing the second power cells to generate power and thereby drive the at least one first power cell with a voltage to clean
catalyst on the at least one first power cell.

US Pat. No. 10,512,164

MICRO DEVICES FORMED BY FLEX CIRCUIT SUBSTRATES

Encite LLC, Burlington, ...

1. A circuit substrate comprises:a plurality of layers of one or more materials, with the plurality of layers adhered together, and with at least a first set of the plurality of layers having patterned electrical conductors thereon; and
a micro electro mechanical device disposed within the circuit substrate, and integrally formed from a second set of the plurality of layers.

US Pat. No. 10,330,095

MICROELECTROMECHANICAL SYSTEMS FABRICATED WITH ROLL TO ROLL PROCESSING

Encite LLC, Burlington, ...

13. A method of manufacturing a microelectromechanical system in a roll to roll processing line, the method comprising:unrolling from a first roll, a first sheet of a flexible material having a metal coating on one surface of the sheet;
patterning the first sheet to remove the metal coating from a first portion of the surface of the first sheet, while leaving a first metallic region on a second portion of the surface of the sheet;
producing at a first patterning station a body element from the first portion of the first sheet and an element that is releasable from the body, and once released is moveable relative to the body from the second portion of the first sheet of material;
unrolling from a second roll, a second sheet of a flexible material;
laminating at a laminating station the first sheet to the second sheet, with the first and second sheets adhering together in the first regions but the second sheet not adhering to the first metallic region on the first sheet.

US Pat. No. 10,164,270

GAS STORAGE SYSTEM

Encite LLC, Burlington, ...

1. A gas storage system comprising:a top cap substrate;
a bottom cap substrate;
a plurality of intermediate substrates, a first one of the plurality of intermediate substrates in contact with a first surface of the top cap substrate, a last one of the plurality of intermediate substrates in contact with a first surface of the bottom cap substrate, with each of the plurality of intermediate substrates having voids, the intermediate substrates arranged in a stack, with the voids aligned to provide a plurality of capsules within the stack of intermediate substrates, with each of the capsules containing stored gas that is stored at a relatively high pressure compared to atmospheric pressure;
a plurality of activation elements, each one coupled to a corresponding one of a plurality of groups of one or more capsules, the activation elements configured to deliver energy in an amount sufficient to cause at least one of the capsules each of the plurality of groups of capsules to release stored gas in the capsules.

US Pat. No. 10,227,968

MICRO PUMP SYSTEMS

Encite LLC, Burlington, ...

1. A micro-pump comprising:a pump body having walls providing an enclosed pump chamber that is compartmentalized into plural compartments, with at least one of the walls of the pump chamber having a plurality of inlet ports providing fluid ingress into corresponding ones of the plural compartments of the pump chamber and a plurality of outlet ports providing fluid egress from corresponding ones of the plural compartments of the pump chamber;
a plurality of membranes disposed in the pump chamber, with the plurality of membranes having a pair of opposing major surfaces, the plurality of membranes anchored between the walls of the pump body, and which membranes compartmentalize the pump chamber into the plural compartments; and
a plurality of electrodes, with a first pair of the plurality of electrodes disposed on a pair of opposing walls of the pump body, and remaining ones of the plurality of electrodes disposed on a first one of the opposing major surfaces of each of the plurality of membranes.

US Pat. No. 10,215,168

MICROELECTROMECHANICAL SYSTEMS FABRICATED WITH ROLL TO ROLL PROCESSING

Encite LLC, Burlington, ...

13. A method of manufacturing a microelectromechanical system in a roll to roll processing line, the method comprising:unrolling from a first roll, a first sheet of a flexible material having a metal coating on one surface of the sheet;
patterning the first sheet to remove the metal coating from a first portion of the surface of the first sheet, while leaving a first metallic region on a second portion of the surface of the sheet;
producing at a first patterning station a body element from the first portion of the first sheet and an element that is releasable from the body, and once released is moveable relative to the body from the second portion of the first sheet of material;
unrolling from a second roll, a second sheet of a flexible material;
laminating at a laminating station the first sheet to the second sheet, with the first and second sheets adhering together in the first regions but the second sheet not adhering to the first metallic region on the first sheet.

US Pat. No. 10,199,671

APPARATUS FOR CLEANING CATALYST OF A POWER CELL

Encite LLC, Burlington, ...

1. An apparatus for generating power, comprising:an array of power cells;
electrical elements configured to couple at least one first power cell to second power cells in the array of power cells; and
a controller coupled to the electrical elements and configured to couple the at least one first power cell to the second power cells and to cause the second power cells to drive the at least one first power cell with a voltage to clean catalyst on the at least one first power cell.

US Pat. No. 10,344,753

MICRO PUMP SYSTEMS

Encite LLC, Burlington, ...

1. A micro-pump comprising:a pump body having walls providing an enclosed pump chamber that is compartmentalized into plural compartments, with at least one of the walls of the pump chamber having a plurality of inlet ports providing fluid ingress into corresponding ones of the plural compartments of the pump chamber and a plurality of outlet ports providing fluid egress from corresponding ones of the plural compartments of the pump chamber;
a plurality of membranes disposed in the pump chamber, with the plurality of membranes having a pair of opposing major surfaces, the plurality of membranes anchored between the walls of the pump body, and which membranes compartmentalize the pump chamber into the plural compartments; and
a plurality of electrodes, with a first pair of the plurality of electrodes disposed on a pair of opposing walls of the pump body, and remaining ones of the plurality of electrodes disposed on a first one of the opposing major surfaces of each of the plurality of membranes.

US Pat. No. 10,280,523

HIGH PRESSURE GAS SYSTEM

Encite LLC, Burlington, ...

1. A device for electrolyzing water, the device comprising:an electrolysis unit, comprising:
a chamber;
an ion exchange structure in the chamber, the ion exchange structure comprising:
an ion exchange member that is configured to separate the chamber into a first compartment and a second compartment;
a cathode disposed on a first surface of the ion exchange member, which first surface is in the first compartment; and
an anode disposed on a second, different surface of the ion exchange member, which second surface is in the second compartment;
a case at least partially enclosing a high pressure chamber that receives hydrogen gas through a passage between the high pressure chamber and the first compartment, which hydrogen gas resulting from the electrolysis of water in the ion exchange structure; and
a reservoir comprising a reservoir housing that is disposed in the high pressure chamber, which reservoir is in fluid communication with the chamber of the electrolysis unit, and the reservoir configured to store the water that is supplied to the chamber of the electrolysis unit.