Fumio Horiuchi

Title: Fumio Horiuchi: Innovator in Circuit Device Manufacturing

Introduction

Fumio Horiuchi is a notable inventor based in Ashikaga, Japan. He has made significant contributions to the field of circuit device manufacturing, holding a total of 6 patents. His innovative methods have advanced the technology used in electronic devices.

Latest Patents

Horiuchi's latest patents focus on methods of manufacturing circuit devices. One of his methods involves providing a lead frame that comprises a plurality of leads, each with an island portion, a bonding portion elevated from the island portion, a slope portion connecting the two, and a lead portion extending from the bonding portion. In this design, first and second transistors and diodes are mounted on the upper surfaces of the island portions and connected through wirings to the bonding portions. The lower surfaces of the island portions are attached to a circuit board, which, along with the transistors, diodes, and lead frame, is encapsulated by resin, ensuring that the lead portions remain uncovered. Another patent describes a similar method where circuit elements are mounted on the island portions and connected to bonding portions, with leads adapted for positive and negative connections to a power source.

Career Highlights

Throughout his career, Horiuchi has worked with prominent companies in the semiconductor industry, including Semiconductor Components Industries, LLC and Sanyo Semiconductor Co., Ltd. His work has been instrumental in developing efficient manufacturing processes for circuit devices.

Collaborations

Horiuchi has collaborated with notable coworkers such as Akira Sakurai and Kiyoaki Kudo. Their combined expertise has contributed to advancements in circuit technology.

Conclusion

Fumio Horiuchi's innovative methods in circuit device manufacturing have made a lasting impact on the electronics industry. His patents reflect a commitment to enhancing technology and improving manufacturing processes.