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Location History:
- Yokohama, JP (1987 - 2015)
- Tokyo, JP (2015 - 2018)
Company Filing History:
42 out of 2,874 
32 out of 42,485 
2 out of 1,207 Years Active: 1987-2018
Title: Innovations and Contributions of Sachio Uto
Introduction
Sachio Uto is a prominent inventor based in Yokohama, Japan. With an impressive portfolio of 76 patents, Uto has significantly contributed to the field of defect inspection methodologies. His expertise and innovative approaches have led to advancements that enhance the efficiency of illumination in inspection processes.
Latest Patents
Among his latest inventions is a defect inspection method and its device aimed at increasing illumination efficiency. This innovative method facilitates the change of the incident angle of illumination light with a narrow width according to the inspection object. This allows for effective light irradiation on the illumination region. The method involves obliquely irradiating a sample mounted on a continuously moving table, collecting scattered light, and detecting images of the sample’s surface to identify defect candidates. The innovative approach of linearly collecting light emitted from a light source and obliquely projecting it enables the illumination of a linear region on the sample’s surface, showcasing Uto's ingenuity in advancing defect inspection technologies.
Career Highlights
Uto has held significant roles in renowned companies such as Hitachi High-Technologies Corporation and Hitachi, Ltd. His work at these organizations has further solidified his reputation as a leader in innovative inspection technologies.
Collaborations
Throughout his career, Uto has collaborated with esteemed colleagues, including Toshihiko Nakata and Shunji Maeda. These collaborations have fostered a productive environment for innovation, leading to the development of cutting-edge inspection devices that cater to various industrial needs.
Conclusion
Sachio Uto's contributions to the field of defect inspection are noteworthy, with his 76 patents reflecting his commitment to innovation. His methods have not only enhanced illumination efficiency but have also paved the way for future advancements in inspection technologies. As Uto continues to explore new frontiers, his work will undoubtedly impact the industry for years to come.
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