Yuuichi Abe

Title: Yuuichi Abe: Innovator in Circuit Substrate Technology

Introduction

Yuuichi Abe is a prominent inventor based in Satsumasendai, Japan. He has made significant contributions to the field of electronic devices, particularly in the development of circuit substrates. With a total of 4 patents to his name, Abe's work has advanced the technology used in electronic components.

Latest Patents

Abe's latest patents include innovative designs for circuit substrates and electronic devices. One of his notable inventions is a circuit substrate that features a base formed of ceramics. This substrate includes a first face, a second face, and a through hole that penetrates from the first face to the second face. Inside the through hole, a through conductor containing silver and copper as main components is disposed, which includes a plurality of surfaces. Additionally, a metal layer is in contact with at least one of these surfaces. The through conductor is designed with a eutectic region of silver and copper, located in the metal layer side of the diametrically center region, and a non-eutectic region in the central area.

Another significant patent involves a circuit board that consists of a base body formed of ceramics or sapphire. This base body is equipped with a through hole that penetrates from one principal face to another. Inside this hole, a through conductor containing silver as a major constituent is located. The circuit board also features metallic wiring layers on the principal faces and regions containing compounds selected from Sn, Cu, and Ni between the through conductor and the wiring layers.

Career Highlights

Yuuichi Abe is currently employed at Kyocera Corporation, where he continues to innovate in the field of electronic devices. His work has been instrumental in enhancing the performance and reliability of circuit substrates used in various applications.

Collaborations

Abe collaborates with notable colleagues, including Kiyotaka Nakamura and Kiyoshi Yakubo. Their combined expertise contributes to the advancement of technology within their field.

Conclusion

Yuuichi Abe's contributions to circuit substrate technology have made a significant impact on the electronics industry. His innovative patents reflect his dedication to improving electronic devices, and his work continues to influence future developments in this area.