Katsuo Kawaguchi

Title: **Katsuo Kawaguchi: Innovator in Flex-Rigid Wiring Technology**

Introduction

Katsuo Kawaguchi is a renowned inventor based in Gifu, Japan, known for his significant contributions to the field of printed wiring boards. With a total of 5 patents to his name, Katsuo has made notable advancements that improve the reliability and efficiency of electronic connections.

Latest Patents

Among his latest patents is a revolutionary flex-rigid printed wiring board and its manufacturing method. This invention features a combination of rigid substrates made from insulative base materials, alongside a bendably flexible substrate. The innovation involves a conductor circuit on the flexible substrate which is protected by a cover lay, minimizing issues of deformation and breakage during bending. The use of a bendable base material, created by impregnating glass cloth with resin, further enhances the performance of the wiring board. The design facilitates excellent connection reliability, allowing for a durable and resilient product that can withstand stress during use.

Another aspect of his flex-rigid wiring board includes the incorporation of an insulative adhesive that connects the rigid and flexible substrates. This design lowers inductance in high-frequency applications and minimizes noise generation caused by signal reflections. The result is a reduced signal delay time and a wiring board that can be produced at a lower cost with higher yields.

Career Highlights

Katsuo Kawaguchi currently works at Ibiden Company Limited, where he applies his expertise to further develop innovative solutions in printed wiring technologies. His career is marked by a commitment to enhancing the reliability of electronic components, which directly impacts a wide range of industries.

Collaborations

During his career, Katsuo has collaborated with esteemed colleagues such as Hirofumi Futamura and Yukinobu Mikado. These partnerships have played a crucial role in advancing the technology surrounding flex-rigid wiring, combining their collective knowledge to drive innovation in the field.

Conclusion

Katsuo Kawaguchi stands out as a pivotal figure in the advancement of flex-rigid printed wiring technology. With his impressive portfolio of patents and commitment to collaboration, he continues to make significant strides in enhancing electronic connectivity. His work not only benefits his organization, Ibiden Company Limited, but also contributes broadly to the evolution of modern electronic devices.