Shigeki Sekine

Title: Shigeki Sekine: Innovator in Semiconductor Technology

Introduction

Shigeki Sekine is a prominent inventor based in Hitachi, Japan, known for his significant contributions to semiconductor technology. With a total of seven patents to his name, Sekine has made remarkable advancements in the field, particularly in the design and functionality of semiconductor devices.

Latest Patents

Among his latest patents, Sekine has developed a circuit board that features a semiconductor device where electrodes of multiple semiconductor elements are bonded onto various electrode patterns on an insulator substrate. This innovative design includes a heat dissipating base that is bonded to the other surface of the insulator substrate. The upper surface of this base is covered with a protective member that isolates the semiconductor elements from the external environment. Additionally, terminals are provided to electrically connect the electrodes on the insulator substrate with those placed outside the cutoff member. The heat dissipating base is crafted from a material with a linear expansion coefficient larger than that of the semiconductor element, yet smaller than three times that of the semiconductor element, and it boasts a thermal conductivity exceeding 100 W/mK.

Another notable patent involves a semiconductor device where multiple semiconductor elements are bonded onto at least one electrode pattern on an insulator substrate. This design also features a heat dissipating base and a protective member, ensuring the semiconductor elements are effectively isolated from the outer environment. The arrangement of the semiconductor elements is strategically designed to enhance performance and reliability.

Career Highlights

Shigeki Sekine has had a distinguished career, working with leading companies such as Hitachi, Ltd. and Hitachi Haramachi Electronics Co., Ltd. His work has significantly impacted the semiconductor industry, leading to advancements that improve device efficiency and performance.

Collaborations

Throughout his career, Sekine has collaborated with notable colleagues, including Ryuichi Saito and Yoshihiko Koike. These partnerships have fostered innovation and contributed to the development of cutting-edge technologies in the semiconductor field.

Conclusion

Shigeki Sekine's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in electronic devices, showcasing the importance of innovation in technology.