Product Design Process. Tips for new inventors

No matter how well a proof of principle experiment functions, it is at least ten steps away from being a commercial product. These steps are called product development and they close the gap between the engineer who conceives the product and marketing who must sell it at a price the market will bear, We have been use this approach to develop products, for virtually all industry categories.
A good design cannot be applied as an afterthought like a coat of paint for cosmetics. It has to be an integral part of the development. That is why is define each product by analyzing its technological requirement before generating concepts or models, in other words, "you have to begin with the end in mind".
Most of the time the appearance of the product is the realization of its natural form. In cooperation with the inventor, engineers and designers will rearrange or substitute components to produce a more efficient design.