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John Grout's Poka-Yoke Page

Information on Mistake-Proofing, ZQC, & Failsafing. Make Your Selection by Picking a Pocket Protector


  1. Quick start information
  2. Brief Tutorial
  3. Poka-Yoke Quiz
  4. Quality Links
  5. Reading List
  6. Poka Yoke Resources
  7. Shigeo Shingo
  8. Guestbook
  9. Mistake-Proofing Software
  10. Failsafing Control Charts
  11. Zero Defect Quality

I need your help locating additional information about Poka-Yoke. Please send information, citations, links to other relevant www sites, or corrections to John Grout at jgrout@campbell.berry.edu or call (706)235-1418. If the citation is not easily avalable please include information on how to obtain it.

Comments, Feedback, & Additions wanted.


This page is made available to you through the support of the Campbell School of Business at Berry College, located in Rome Georgia. The contents of this page are the sole responsibility of John R. Grout, and do not necessarily represent the opinions or policies of the College or the Campbell School.

Mistake-Proofing, & Poka-Yoke Readings List


This site included in Manufacturing and the Internet by Richard G. Matheiu


Poka yokay systems to ensure zero defect quality manufacturing.
Bandyopadhyay, J. K. 1993. International Journal of Management 10 (1): 29-33.

In-Process Quality Control for Manufacturing.
Barkman, W.E. 1989.New York: Marcel Dekker. (Preface and chapter 3 are of particular interest.)

Using Poka Yoke (Mistake Proofing Devices) to Ensure Quality.
Bayer, P.C. 1994. IEEE 9th Applied Power Electronics Conference Proceedings 1:201-204.

The trend: 100 percent quality verification.
Bodine, W.E. 1993. Production (June): 54-55.

Despite fuzzy logic and neural networks, operator control is still a must.
Bose, Rana. 1995. CMA 69: 7.

* Variable errors set a limit to adaptation.
Brehmer, Berndt. 1990. Ergonomics 33 (10/11): 1231-1239.

Set Phasers on Stun and Other True Tales of Design, Technology, and Human Error.
Casey, Steven. 1993. Santa Barbara, CA: Aegean.

Make your service fail-safe.
Chase, R. B., and D. M. Stewart. 1994.Sloan Management Review (Spring): 35-44.

Designing errors out.
Chase, R.B., and D. M. Stewart. 1995. Portland, Oregon: Productivity Press.
Productivity Press has discontinued sales of this book (a very sad outcome). Some copies may be available in local books stores. It is both more readable and broader in application than Shingo (but does not have a catalog of examples like Shingo).

* Guidelines for Preventing Human Error in Process Safety
Embrey, D. (ISBN 0-8169-0461-8) available from American Institute of Chemical Engineers. New York NY.

Human Error: Designing for Error in Medical Information Systems
Felciano, Ramon M. 1995. Stanford University Web Page.

Human Error in Medicine Bibliography
Felciano, Ramon M. 1995. Stanford University Web Page.

An economic analysis of inspection costs for failsafing attributes.
Grout, J.R. and Downs, B.T. 1995. Working Paper 95-0901. Dallas, Texas: Cox School of Business, Southern Methodist University. view abstract

Fail-safing and Measurment Control Charts.
Grout, J.R. and Downs, B.T. 1995. 1995 Proceedings. Decision Sciences Institute Annual Meetings, Boston MA. view abstract

Mistake-Proofing Production.
Grout, J.R. 1995. Dallas, Texas: Edwin L. Cox School of Business, Southern Methodist University, Dallas, TX 75275-0333. view abstract

Make No Mistake.
Henricks, Mark, 1996. Entrepeneur (October): 86-89. (includes quotes from yours truly. Last quote should read "...average net savings of around $2500 apeice..." not average cost.)

The role of variation, mistakes, and complexity in producing nonconformities.
Hinckley, C.M. and Barkan, P. 1995. Journal of Quality Technology 27(3):242-249.

Your Job Managing Error in Out of Control.
Kelly, Kevin, 1994. New York: Addison-Wesley.

Plant Design for Safety: A User-Friendly Approach
Kletz, Trevor. 1991. New York: Hemisphere Publishing Corp.

Cpk of 2 not good enough for you?
Lafferty, J.P. 1992. Manufacturing Engineering (October): 10.

Error in Medicine.
Leap, Lucian L. 1994. Journal of the American Medical Association 272(23): 1851-1857.

Company Cuts The Risk Of Defects During Assembly And Maintenance.
Marchwinski, Chet (ed.) 1996. MfgNet: The Manufacturer's Internet Newsletter Productivity, Inc. Norwalk, CT.

Mistake-proofing.
Marchwinski, Chet (ed.) 1995. Productivity 17(3): 1-6.

SPC vs. ZQC.
Marchwinski, Chet (ed.) 1997. Productivity 18(1): 1-4. An article about my work with Brian Downs on when to use SPC and ZQC. (ZQC is the acronym for mistake-proofing.)

Poka-Yoke and the Art of Motorcycle Maintenance
McClelland, S. 1989. Sensor Review 9(2): 63.

Toyota Production System.
Monden, Y. 1983. Norcross, GA: Industrial Engineering and Management Press. (pp.10, 137-154)

Boka/yoke-ing your way to success.
Myers, Marc 1995. Network World. September 11, 1995: 39.

*A Case History Development of a Foolproofing Interface Documentation System.
Nakajo, T., Azuma, I. and Tada, M. 1993. IEEE Transactions on Software Engineering 19(8): 765-773.

* The principles of foolproofing and their application in manufacturing.
Nakajo, T. and Kume, H. 1985. Reports of Statistical Application Research, Union of Japanese Scientists and Engineers 32(2): 10-29.

Poka-yoke: Improving product quality by preventing defects .
Nikkan Kogyo Shimbun/Factory Magazine, (Ed.). 1988. Portland, Oregon: Productivity Press.

The design of everyday things.
Norman, D.A. 1989. New York: Doubleday.

Mistake-Proofing for Operators: The ZQC System.
The Productivity Press Development Team. 1997. Portland, Oregon: Productivity Press.

* New Technology and Human Error.
Rasmussen, J. et. al. (Eds.) 1987. New York: John Wiley and Sons.

Human Error.
Reason, James. 1990. New York: Cambridge University Press.

The limited role of statistical quality control in a zero defects environment.
Robinson, A.G. and D. M. Schroeder. 1990. Production and Inventory Management Journal 31(3): 60-65.

Modern Approaches to Manufacturing Improvement: The Shingo System.
Robinson, A.G. (Ed.) 1991. Portland, Oregon: Productivity Press.

How To Achieve Error-Proof Manufacturing: Poka-Yoke and Beyond: A Technical Video Tutorial
SAE International may be ordered online for $895 ($25 preview copy).

Zero quality control: source inspection and the poka-yoke system.
Shingo, Shigeo. 1986.t rans. A.P. Dillion. Portland, Oregon: Productivity Press.

A Study of the Toyota Production System From an Industrial Engineering Viewpoint
Shingo Shigeo, 1989. Portland, Oregon: Productivity Press. Online excerpts

Eradicating mistakes in your software through poka yoke
Tierney, James alternate title "From Deming to Shingo: using Japanese quality assurance principles to eradicate problems from your software development process." A video tape of a presentation at a local ASQC meeting, MBC Video, Inc 14415 N.E. 64th St., Redmond, WA 98052. (206) 885-7934.

Implications of fool proofing in the manufacturing process.
Tsuda, Yoshikazu. 1993. In Quality through Engineering Design, editted by W. Kuo. New York: Elsevier.

On training for mistake-proofing.
Vasilash, G.S. 1995. Production (March): 42-44.

An introduction to vigilance.
Warm, J.S. 1984. In Sustained Attention in Human Performance, edited by J.S. Warm. New York: John Wiley and Sons.

Improvement in transfusion safety using a new blood unit and patient identification system as part of safe transfusion practice.
Wenz, B. and Burns, E.R. 1991. Transfusion 31(5): 401-403.

© 1995-1997 John R. Grout


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