The sixth step is product development that involves developing the manufacture concept into a physical product to ensure that the product idea may be turned into a workable product. This step calls for a high jump in investment.
1). The R&D department shall develop one or more physical versions of the manufacture concept and these prototypes may take varying lengths of time to develop.
2). When prepared, these prototypes ought to be tested.
3). The prototype ought to have the need functional features and convey the intentional psychological characteristics.