The 40 TRIZ Principles are families of solutions that have already solved problems. Examining these existing solutions for new problems can lead to innovative solutions.

Click on a contradiction to explore it
1/25 2/25 9/22 10/35 15/25 16/25 16/39 21/25 21/36 25/1 25/2 25/15 25/16 25/21 26/7 35/10 36/21 39/16 39/21
The colour indicates the ranking of the proposed principle to solve the contradiction:
1st,
2nd,
3rd,
4th.
This ranking reflects the frequency of occurrence of the principle in the analysed patents for this type of contradiction.
When a principle appears in first position, it means that it is statistically the most used in the patents studied for this type of problem.