This document provides an overview of TRIZ, the theory of inventive problem solving developed by Russian inventor Genrich Altshuller. It discusses:
1. The history and origins of TRIZ, which was developed by Altshuller based on his analysis of hundreds of thousands of patents.
2. Key concepts of TRIZ including using scientific effects across industries to solve problems, patterns of technical evolution, and resolving contradictions to advance systems.
3. TRIZ tools for problem solving like the 40 inventive principles, effects database, and contradiction matrix.