Takao Miyazaki

Title: Takao Miyazaki: Innovator in Film Thickness Measurement

Introduction

Takao Miyazaki is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical measurement technology, particularly in the development of film thickness-measuring apparatuses. With a total of 6 patents to his name, Miyazaki's work has advanced the precision of optical measurements in various applications.

Latest Patents

Miyazaki's latest patents include innovative devices for measuring film thickness. One of his notable inventions is a film thickness-measuring apparatus that utilizes circularly polarized light. This device converts the light into three beams using optical flats, allowing for the calculation of two ellipsometric parameters, psi (ψ) and delta (Δ), from the resulting electrical signals. Another significant patent involves a film thickness-measuring apparatus that employs linearly polarized light. In this device, a linearly polarized beam is reflected from a film surface and split into three beams, which are then processed to yield electric signals representing their intensities. This method also calculates the ellipsometric parameters psi (ψ) and delta (Δ) from the electrical signals.

Career Highlights

Throughout his career, Takao Miyazaki has worked with notable companies, including Clarion Co. and Nippon Kokan Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in optical technologies and measurement systems.

Collaborations

Miyazaki has collaborated with esteemed colleagues such as Yoshiro Yamada and Kazuo Sano. Their joint efforts have furthered advancements in the field of optical measurement.

Conclusion

Takao Miyazaki's contributions to the field of film thickness measurement through his innovative patents have established him as a key figure in optical technology. His work continues to influence advancements in precision measurement techniques.