Hideo Ishimori

Title: Hideo Ishimori: Innovator in Optical Measurement Technologies

Introduction

Hideo Ishimori is a prominent inventor based in Ashigarakami, Japan. He has made significant contributions to the field of optical measurement technologies, holding a total of 3 patents. His work focuses on advanced methods for detecting phase interference and measuring wafer thickness, which are crucial in various technological applications.

Latest Patents

Ishimori's latest patents include a "Phase interference detecting method and system in interferometer, and light detector therefor." This invention involves a phase interference detecting system that utilizes an interferometer to measure heights from a reference surface on a measurement surface. The system employs a line-type sensor to receive interference components of reflection lights, allowing for precise height calculations.

Another notable patent is the "Wafer thickness measuring apparatus and detection method thereof." This invention describes a method for obtaining detection values from a sample piece, such as a wafer chip, at multiple measurement points. By using both absolute and relative measurement techniques, the apparatus can accurately calculate the thickness of the wafer, which is essential in semiconductor manufacturing.

Career Highlights

Hideo Ishimori is currently employed at Hitachi Electronics Engineering Co., Ltd., where he continues to develop innovative solutions in optical measurement. His expertise in interferometry and optical detection has positioned him as a key figure in his field.

Collaborations

Ishimori has collaborated with notable colleagues, including Tuneo Yamaba and Shigeru Serikawa. These partnerships have contributed to the advancement of technologies in optical measurement and detection.

Conclusion

Hideo Ishimori's contributions to optical measurement technologies through his patents and work at Hitachi Electronics Engineering Co., Ltd. highlight his role as an influential inventor in the industry. His innovative approaches continue to impact the field significantly.