Opinions expressed by Entrepreneur contributors are their own. Working on a new product is always an exciting and risky process, even when you have all the data suggesting that the product is a win.

Ryan Gray is Co-Founder and CEO of SGW Designworks, a product engineering and design firm featured in The Lean Startup. It’s very common for a prospective client to come to our product development ...

Opinions expressed by Entrepreneur contributors are their own. Amazon Fire Phone, Google Glass, New Coke and Nintendo’s Virtual Boy: What do all these products have in common? They didn’t sell.

A prototype is an early, trial version of a product/service made to test and improve ideas before the final version is created. Prototype is a preliminary, often incomplete, version of a product, ...

The Dimension (above) from Stratasys creates prototypes in ABS. The Dimension is used primarily in the design stage, while the FDM Maxum?also by Stratasys?is used to create higher-resolution ...

Anaheim, Calif. — Mack Prototype Inc., a subsidiary of Vermont-based injection molder Mack Molding Co., has launched a New Product Introduction platform for manufacturing and engineering support in a ...

Prototyping can prove -- or disprove -- the value of your design ideas. This Engineering Essentials article covers the basic concepts behind early software development, virtual platforms for hardware ...