I got my first patent in 1979 before I left the Air Force. I called it the Digital Distance Measuring Instrument. It used ones and zeros and dots and dashes and a magnifying lens to read binary-encoded information from a scale that was photographically reduced. It used the same kind of technology that's used in CDs and DVDs.

Being an independent inventor is tough. You develop a product, patent it, then you're looking for someone who will see the benefit from this technology. You assume all the investment and all the risk. It can be a challenge.

I am a nuclear engineer. I'm working on advanced energy technology. I have a new type of the engine that converts heat into electricity, and I've also developed a new type of battery that's all ceramic, without liquid electrolyte.

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