I have read Ohno's book. http://www.amazon.com/Toyota-Production-System-Beyond-Large-Scale/dp/0915299143/ref=sr_1_1?ie=UTF8&qid=1462802966&sr=8-1&keywords=taich

I have read Ohno's book. http://www.amazon.com/Toyota-Production-System-Beyond-Large-Scale/dp/0915299143/ref=sr_1_1?ie=UTF8&qid=1462802966&sr=8-1&keywords=taichi+ohno http://www.amazon.com/Toyota-Production-System-Beyond-Large-... One thing that stuck out to me was how long everything took to figure out on the Toyota Production System. Ohno spent decades streamlining processes. The timeline is in the inside cover of my copy of the book. Fascinating read, and easier to read than some other "Toyota Production" books written by academics. Recommend.