TRIZ Master Certification 2021-Information Letter 1 by Mark Barkan | Apr 4, 2021 | homepage | 0 comments TRIZfest-2021, a first TMCC information letter TRIZ Master Certification 2021 – Information Letter 1 (Eng) 040121 2SL2OA Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website This site uses Akismet to reduce spam. Learn how your comment data is processed.