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2010
|
Invention
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Externally heated engine. An externally heated engine is provided which has a piston and a displa... |
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2009
|
Invention
|
Sintered diamond heat exchanger apparatus. A heat exchanging medium is provided which is construc... |
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2008
|
Invention
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Sintered diamond heat exchanger apparatus.
A heat exchanging medium is provided which is constru... |
|
|
Invention
|
Apparatus and method for cutting lawns using lasers. The laser lawn cutting system of the present... |
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2006
|
Invention
|
Externally heated engine. An externally heated engine is provided which has at least two pistons.... |
