Genrikh altschuller 1926-Born in Tashkent,USSR 1940-Invented underwater breathing device at age 14. 0 1946-As a Navy patent office,identified "patterns of invention",laying the foundation for TRIZ. 1948-Wrote a letter to Stalin critical of innovation in the USSR. 1950-Sentenced to 25 years of prison in Siberia 0 1954-Released from the prison after Stalin's death. Produced his first publication on TRIZ. 1989-first TRIZ Association in Russia 1999-first TRIZ Institute in US.Altshuller passed away. Atshuller,40 Principles Extended Edition,2005 CLGO System Engineering by J.J.Gao 17+ - System Engineering by J. J. Gao 17 Genrikh Altschuller