Kazunori Katoh

Title: Kazunori Katoh: Innovator in Semiconductor Technology

Introduction

Kazunori Katoh is a prominent inventor based in Tokyo, Japan, known for his contributions to semiconductor technology. With a total of two patents to his name, he has made significant advancements in the field, particularly in the design and functionality of leadframes.

Latest Patents

One of his latest patents is for a semiconductor device that features a leadframe and metal substrate. This invention involves bonding a single leadframe with a substrate using adhesive film or double-sided adhesive resin film. The design is innovative as it reduces the quantity of gas or contaminants generated from adhesives, thereby enhancing the reliability of the device. Additionally, it minimizes the stress generated during heat treatment of the leadframe and eliminates warping due to thermal stress. The resin is easily removable, ensuring that no air is trapped, which contributes to high reliability and increased productivity. Furthermore, the leadframe can be formed by bonding multiple metal substrates of different materials, resulting in more stable thermal behavior.

Another significant patent by Katoh is related to multi-layer leadframes and electrically conductive plates. This invention involves laminating an insulating layer and an electrically conductive layer on a leadframe body. The electrically conductive plate includes a planar portion and several terminal portions extending from it. The planar portion is designed to be thinner than the terminal portions, which are fixedly connected to the inner lead of the leadframe body. This innovative approach enhances the efficiency and effectiveness of semiconductor devices.

Career Highlights

Kazunori Katoh has worked with notable companies such as Hitachi, Ltd. and Hitachi Vlsi Engineering Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in semiconductor technology.

Collaborations

Throughout his career, Katoh has collaborated with esteemed colleagues, including Hiromichi Suzuki and Takayuki Okinaga. These partnerships have fostered an environment of innovation and creativity, leading to the development of advanced technologies in the semiconductor field.

Conclusion

Kazunori Katoh's contributions to semiconductor technology through his innovative patents and collaborations highlight his significant role in the industry. His work continues to influence the development of reliable and efficient semiconductor devices.