4. Engineering contradiction
IF the staff is well trained, THEN customer
will be retained and attracting more new
customer, BUT training incurs extra cost.
Improving Parameters Worsening Parameters
#26 Quantity of Substances #3 Length of moving object
#27 Reliability (Robustness) #20 Use of energy by stationary objects
#33 Ease of Operation #35 Adaptability or versatility
#39 Productivity
No. Inventive Principle
# 1 Segmentation
# 3 Local Quality
# 4 Asymmetry
# 24 Intermediary
# 28 Mechanical Substitution
# 34 Discarding and recovering
# 35 Parameter Change
