Open Innovation is expanding worldwide as a new paradigm for technology development strategy to maximize return on investment of R&D according to recent change in knowledge environment. Although the interest in Open Innovation is increasing in domestic ground, the actual circumstance of domestic research and study regarding Open Innovation are insufficient. This study on case indicates what types of preparation and consideration are needed to enforce Open Innovation as a means of important technology development strategy through certain processes, which are applied to a new product in terms of management of technology.