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2024
|
Invention
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Footwear energy return device with stability control. An energy return device for footwear has a ... |
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2022
|
Invention
|
Fluid transfer device. A positive displacement gear pump or gear hydraulic motor having at least ... |
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2018
|
Invention
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Energy transfer machines.
A novel engine for producing power from a temperature differential wit... |
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2016
|
Invention
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Springs for shoes. A spring for a spring shoe, the spring including a conical disk, the conical d... |
|
|
Invention
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Energy transfer machines. A novel engine for producing power from a temperature differential with... |
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2014
|
Invention
|
Energy storage and return spring.
A spring shoe, and also in particular a spring, as well as a m... |
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2008
|
Invention
|
Energy transfer machine and method. A novel engine for producing power from a temperature differe... |
|
|
Invention
|
Energy storage and return spring. A spring shoe, and also in particular a spring, as well as a me... |
