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While Six Sigma methodologies are typically more process related rather than product related, but there are indeed tools that can be useful.  Within the quality engineering book of knowledge, there is a whole segment on reliability.  Certainly, Weibull analysis and the bathtub curve is the direct way to address product durability, but they are not typically included in a list of “six sigma tools”

But the six sigma tools that focus on understanding variation are worthy of inclusion in the product development process.

Craig Tickel

Craig is a Senior Consultant at and a Master Black Belt with over 25 years of success working with companies like Procter & Gamble, Johnson & Johnson, General Electric, Starwood Hotels & Resorts and Stepan Company. He’s an expert at helping people learn and apply Lean Six Sigma to achieve their goals.