Tsutomu Satoh

Title: The Innovations of Tsutomu Satoh

Introduction

Tsutomu Satoh is a notable inventor based in Niigata-ken, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of five patents. His work focuses on improving the fabrication processes of silicon semiconductor wafers, which are essential components in modern electronics.

Latest Patents

One of Satoh's latest patents is a method for fabricating silicon semiconductor discrete wafers. This innovative method ensures excellent finishing accuracy and productivity by dressing the grinding wheel during the process. The technique involves mixing air and grinding water, which is then jetted back onto the grinding wheel's surface as minute water drops. This process allows for precise grinding of the wafer to a predetermined thickness, followed by wet-etching as the final processing step.

Another significant patent is a production method for a discrete structure substrate. This invention addresses the challenge of adjusting dislocation density to meet specific requirements. By diffusing a wafer after determining its thickness, Satoh's method allows for the adjustment of dislocation density within a specified range, enhancing the quality of the discrete structure substrate.

Career Highlights

Tsutomu Satoh is associated with Naoetsu Electronics Co., Ltd., where he has been instrumental in advancing semiconductor technologies. His expertise in wafer fabrication has positioned him as a key figure in the industry, contributing to the development of high-quality semiconductor products.

Collaborations

Throughout his career, Satoh has collaborated with notable colleagues, including Hisashi Ohshima and Kouichi Nishimaki. These partnerships have fostered innovation and have led to the successful development of various semiconductor technologies.

Conclusion

Tsutomu Satoh's contributions to semiconductor technology through his patents and collaborations highlight his importance in the field. His innovative methods for wafer fabrication continue to influence the industry, ensuring advancements in electronic components.