About TDK | Intellectual PropertyIntellectual Property Portfolio

We provide details about the Group’s intellectual property portfolio, which is designed to achieve investment in and utilization of intellectual property that contributes to business.

We have achieved global patent application and registration status, a balance between sales and owned patents in each area of business, and the development of an intellectual property portfolio that matches our business portfolio. We will continue to utilize intellectual property with the aim of maintaining and strengthening our competitive advantage in the market.

*The following data was created using LexisNexis^® PatentSight+ from LexisNexis.

【Trends in the number of applications】

【Trends in the number of registrations】

【Portfolio by region】

【Changes in business and patents】

──　Patent Portfolio

*This is an analysis based on the active patent families as of December 31st of each year.