Patent Litigation in Japan from a User’s Point of View

I. Introductory Remarks | II. Problems Arising from the “Double-Track System” | 1. Trends in the Years 2005 and 2006 | 2. Trends in the Years 2007 and 2008 | II. Reasons for the High Number of Patent Invalidity Findings | 1. Japan’s Pro-patent Policy | 2. Implementation by the Patent Office and Revised Damages Calculation Method | III. Raising the Level of Non-obviousness | IV. Conclusion