Regarding conclusion of patent license agreement with Aisan Industry Co., Ltd.

Link T&B Inc. (Headquarters: Taito-ku, Tokyo, Representative Director/CEO: Toshihiro Iwaki) has signed a patent license agreement with Aisan Industry Co., Ltd. (Headquarters: Obu City, Aichi Prefecture, President and CEO: Takami Kato) on December 29, 2025, regarding the patent (patent number: Patent No. 7475925) related to electronic circuit boards developed and owned by Aisan Industry.

Contract history and technical details

This patent is listed on the "Open Patent Information Database" operated by INPIT, and the contract was reached through intellectual property business matching.

This patented technology realizes connections between switching elements using a substrate conductive layer in half-bridge/full-bridge switching circuits, and has the following features:

• High efficiency of switching circuits
• Improved operational stability
• Realizing smaller and lighter devices

Future developments

Our company plans to adopt this patented technology in portable EV chargers, etc., and will utilize it to improve the performance and competitiveness of our products.