• He was a consultant • He trained in Japan (50th year) , followed Deming to Japan in 1954
• Quality Control Handbook (1951)
– Author: • Juran's trilogy • the 10 poits of quality improvement within the organization • the definition of quality: "fitness for use" • The concept of quality costs • The concept of internal and external client
• Founder ASQC (American Society for Quality Control) - now ASQ • Winner of the state (eg Japan - the Order of the Sacred Treasure Second Degree)
– Focused on strategic quality planning
• He lived 104 years 2012
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Juran’s Trilogy Diagram
Joseph M. Juran’s Quality Trilogy Quality Planning
Quality Planning
Quality Control
Establish quality goals Identify customer needs Translate needs into their language Develop a product for these needs Optimise product features for these needs
Prove the process can produce under operating conditions Transfer process to operation
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Quality control (during operations)
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Quality Improvement Seek to optimise the process via tools of diagnosis
Cost of Poor Quality
Quality improvement
New zone of quality control
20 Original zone of quality control 0 0
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TIME Quality Management Lessons learned
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Juran’s Quality Planning Road Map
Joseph M.Juran and the Cost Of Quality
2 types of costs
1) Identify who are the customers 2) Determine the customer’s needs 3) Translate the needs into their language 4) Develop a product to meet those needs 5) Optimise a product so as to meets our needs as well as the customer’s. 6) Develop a process which is able to produce the product 7) Optimise the process 8) Prove the process can make the product under operating conditions 2012
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• Unavoidable Costs: • preventing defects (inspection, sampling, sorting, QC) • Avoidable Costs: • defects and product failures (scrapped materials, labour for re-work, complaint processing, losses from unhappy customers)
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Joseph M.Juran and the Cost Of Quality Costs Total Costs
Unavoidable costs
Avoidable costs 100% defective 2012
Point of “Enough quality” Quality Management
100% good 48
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Joseph M. Juran’s 10 Points 1. Build awareness of the need and opportunity for improvement. 2. Set goals for improvement. 3. Organise to reach the goals (establish a quality council, identify problems, select projects, appoint teams, designate facilitators) 4. Provide the training. 5. Carry out projects to solve problems. 2012
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Armand Vallin Feigenbaum (1922-?)
Joseph M. Juran’s 10 Points
In 1951, introduced concepts of total quality control and continuous quality improvement Books: 1945, Quality control: principles, practice and administration; an industrial management tool for improving product quality and design and for reducing operating costs and losses, McGraw-Hill industrial organization and management series, New York, McGraw-Hill, 1961, Total Quality Control, McGraw-Hill
6. Report progress. 7. Give recognition. 8. Communicate results. 9. Keep score. 10.Institionalize the improvement process (Maintain momentum by making annual improvement part of the regular systems and process of the company.)
Dr Promoted use of quality circles Developed “fishbone” diagram (Ishikawa Diagram) Emphasized importance of internal customer 2012
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– A poka-yoke is any mechanism in a lean manufacturing process that helps an equipment operator avoid mistakes 54
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Taiichi Ohno (1912 – 1990)
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Genichi Taguchi (1924-2012) • an engineer and statistician. • From the 1950s onwards, Taguchi developed a methodology for applying statistics to improve the quality of manufactured goods. • Taguchi methods
• He was a Toyota executive and one of the chief architects of the Toyota Production System (kaizen). • He wrote several books about Toyota, f.e: – Toyota Production System: Beyond Large-Scale Production – Workplace Management. Quality Management
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– Taguchi loss function – design of experiments
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Masaaki Imai (1930-…) • Leader in spreading the Kaizen philosophy (Kaizen Institut) • Books: – 1986: Kaizen: The Key to Japan’s Competitive Success – 1997: Gemba Kaizen: A Commonsense, Low-cost Approach to Management
