Tomohiro Ueno

Title: Tomohiro Ueno: Innovator in Semiconductor Technology and Gradient Coil Design

Introduction

Tomohiro Ueno is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the fields of semiconductor technology and gradient coil design. With a total of seven patents to his name, Ueno's work has had a substantial impact on various technological advancements.

Latest Patents

Ueno's latest patents include a heat treatment method and apparatus of light irradiation type. This innovation involves setting and inputting film information about a thin film formed on the front surface of a semiconductor wafer, substrate information about the semiconductor wafer, and the installation angle of an upper radiation thermometer. The emissivity of the front surface of the semiconductor wafer, which is formed with a multilayer film, is calculated based on various kinds of information. Furthermore, a weighted average efficiency of the emissivity is determined based on the sensitivity distribution of the upper radiation thermometer. This allows for accurate measurement of the front surface temperature of the semiconductor wafer during heat treatment, even when multiple thin films are present.

Another notable patent is a method for designing a gradient coil. This method improves the performance of the coil while maintaining its size. It includes determining performance value evaluation points between multiple coils and establishing a stream function based on these points. This innovative approach decreases the value of a polynomial evaluation function, which contains a term of a simple sum of sizes of current density distribution in coil planes.

Career Highlights

Throughout his career, Ueno has worked with esteemed organizations such as Screen Holdings Co., Ltd. and Kyoto University. His experience in these institutions has allowed him to refine his skills and contribute to groundbreaking research and development in his field.

Collaborations

Ueno has collaborated with notable colleagues, including Mao Omori and Kazuhiko Fuse. These partnerships have further enhanced his innovative capabilities and have led to the development of advanced technologies.

Conclusion

Tomohiro Ueno's contributions to semiconductor technology and gradient coil design exemplify his innovative spirit and dedication to advancing technology. His patents reflect a deep understanding of complex systems and a commitment to improving efficiency and accuracy in various applications.