Akihide Ishihara

Title: **Akihide Ishihara: Innovator in Wiring Substrates**

Introduction

Akihide Ishihara is a prominent inventor based in Gifu, Japan, recognized for his significant contributions to the field of wiring substrates. With a total of two patents to his name, Ishihara's innovative work has made a notable impact in the electronics industry.

Latest Patents

Among his latest patents are two groundbreaking inventions. The first patent focuses on a "Wiring Substrate and Method for Manufacturing Wiring Substrate." This invention incorporates an insulating layer with a build-up part that includes an interlayer insulating layer and a conductor layer. A unique feature of this substrate is a cavity designed to accommodate an electronic component, with a groove extending around the outer edge, enhancing its functionality and performance.

The second patent relates to a "Multilayer Printed Wiring Board and Test Body for Printed Wiring Board." This technology introduces a substrate with an inner-layer conductor circuit and outer-layer conductor circuits, separated by an insulating layer. A strain gauge, tightly held between resin films made from polyimide or thermoplastic resin, is embedded in the substrate. This design ensures the resistive element of the gauge remains intact even when subjected to crack-inducing impacts, allowing for accurate measurements of stress on the circuit board.

Career Highlights

Akihide Ishihara is currently employed at Ibiden Company Limited, where he continues to refine and expand upon his innovative contributions. His work is particularly focused on enhancing the reliability and performance of printed wiring boards, critical components in electronic devices.

Collaborations

Throughout his career, Ishihara has collaborated with talented coworkers such as Takahiro Yamashita and Hirofumi Futamura. These partnerships demonstrate his commitment to teamwork and innovation, leveraging collective expertise to advance technological developments in their field.

Conclusion

In summary, Akihide Ishihara stands out as a skilled inventor in the electronics sector, with innovative patents that contribute significantly to the design and functionality of wiring substrates. His ongoing work at Ibiden Company Limited and collaborations with fellow inventors enhance the potential for future advancements in this critical area of technology.