Look at Fed Ex, computing and airfreight. The coupon and its commercialization are my current prototype project. Yes, but it's subtle. And in commercializing your patent you have to understand what your value is. Taken together, those two issues can optimize the design process.
Invention is a flower.
Innovation is a weed. I'm for taking the invention process out of the proverbial black box. I'm not really a celebratory kind of guy. When I finish something it's more with a sense of relief than wanting to party. Now I realize I will never get a greater gift than that first round of fresh and thoughtful feedback, and I pay attention much more carefully.