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Richard Hardy, Jonathan Hardy, Thomas J Kornell, Kenneth M Tallquist: Horizontal-takeoff transatmospheric launch system. The Boeing Company, Joan H Pauly, February 7, 1989: US04802639 (59 worldwide citation)

This invention is directed toward providing a transatmospheric launch system that is essentially totally reusable, provides wide flexibility in choice of orbit, and may be launched quickly on short notice. The system of the invention is a two-stage horizontal takeoff and landing system. An orbiter v ...


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Guy Galipeau, Michel Fortin, Jean Francois Laporte, Jonathan Hardy: LED based acorn style luminaire. Philips Electronics, September 20, 2011: US08021027 (20 worldwide citation)

A conventional acorn style globe is described incorporating the utilization of LED's as an illumination source. A supporting heat dissipation plate is provided which extends to the exterior periphery of the acorn style luminaire allowing heat to transfer from the LED's directly to the exterior of th ...


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Richard Hardy, Jonathan Hardy: Nuclear thermal propulsion rocket engine. R Reams Goodloe Jr, November 10, 2015: US09180985 (2 worldwide citation)

A fission based nuclear thermal propulsion rocket engine. An embodiment provides a source of fissionable material such as plutonium in a carrier gas such as deuterium. A neutron source is provided, such as from a neutron beam generator. By way of engine design geometry, various embodiments may provi ...


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Richard Hardy, Jonathan Hardy: Nuclear thermal propulsion rocket engine. R Reams Goodloe Jr, May 24, 2016: US09346565 (1 worldwide citation)

A nuclear thermal propulsion rocket engine. A reactor is provided to receive a fissionable fuel and a propellant fluid. Fuel may be transported and injected using a carrier fluid. Carrier fluid for fuel may be hydrogen or an isotope thereof. Fuel may be plutonium or selected actinide. A neutron gene ...


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