A systematic approach to problem solving yields a better chance of success. The best way to improve quality in any field is to avoid mistakes in the first place. When we apply mistake-proofing methods into our systems and processes the work becomes more efficient.

  The Japanese give high importance to mistake proofing techniques. in every part of life and they have developed a term ‘Pokayoke’ – meaning “mistakeproofing”. Today, poka-yoke concept is in wide use The Multinational companies like Toyota Motor Corporation applies at least twelve pokayoke devices per machine in their manufacturing plants. Lean Philosophy of the Toyota System or aims for perfection .

   Poka-yoke can be implemented at any step of a manufacturing process where something can go wrong. The term refers to any behaviourshaping constraint designed into a process to prevent incorrect operation by the user in the workplace. A good....