Bernard Dias offers practical guidance for inventors seeking to turn ideas into marketable products. Drawing on examples from French industry, the book walks readers through the stages of concept development, patent strategy, prototyping, and navigating the commercial landscape. Emphasis is placed on realistic planning, resource management, and the importance of protecting intellectual property. Whether you are an experienced engineer or a hobbyist with a novel concept, the text provides actionable steps to increase the chances of success for any invention.