Abstract
Patent is a key knowledge base for product innovation design. The current patent knowledge model and retrieving pattern can not supporting technology innovation sufficiently. TRIZ is a kind of innovation methodology based on patent analysis and there is a congenital relationship between them. Innovation design oriented patent model is researched based on inventive principles, standard solutions, effect and other TRIZ tools. As a Computer Aided Innovation system, Innovation Engine is introduced and developed. The effectiveness is proved by the conceptual design of Cotton Picker. The patent knowledge of cross domain is used successfully by Innovation Engine.
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