For the guitar, see Gibson L6-S. This article has how to implement six sigma pdf issues. Please help improve it or discuss these issues on the talk page.
This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.
This article includes a list of references, but its sources remain unclear because it has insufficient inline citations. Please help to improve this article by introducing more precise citations. What was today to become Lean Six Sigma can be traced to Motorola in the United States in 1986 to compete with the Kaizen business model in Japan.
Ever since World War 2 Japan was experiencing an economic boom and Japanese products at the time had a higher quality than American ones. In the 1990s Allied Signal hired Larry Bossidy and introduced Six Sigma in heavy manufacturing. General Electric’s Jack Welch consulted Bossidy and began Six Sigma at General Electric. During the 2000s Lean Six Sigma forked from Six Sigma.