Hideo Nagai

Title: Hideo Nagai: Innovator in Invisible Symbol Technology

Introduction

Hideo Nagai is a prominent inventor based in Nagareyama, Japan. He has made significant contributions to the field of technology, particularly in the development of methods and apparatuses for reading invisible symbols. With a total of six patents to his name, Nagai's work showcases his innovative spirit and technical expertise.

Latest Patents

Nagai's latest patents include a method and apparatus for reading invisible symbols. This invention involves an article that includes a substrate and an invisible symbol formed by a compound containing a cyano group. The invisible symbol has an infrared absorption wavelength that is distinct from that of the substrate when heated. Another notable patent is an invisible symbol reading apparatus, which features a heating unit designed to heat the invisible symbol on a sample. This apparatus includes a detecting unit that identifies infrared light emitted from the invisible symbol and an arithmetic operation unit that binarizes the detection signal. The arithmetic operation unit calculates a differential coefficient of the detection signal corresponding to a position on the sample, determining maximum and minimum values based on set threshold values.

Career Highlights

Throughout his career, Hideo Nagai has worked with notable companies such as Toshiba Corporation and Topcon Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies.

Collaborations

Nagai has collaborated with esteemed colleagues, including Taeko I Urano and Kenji Sano. These partnerships have further enriched his work and expanded the impact of his inventions.

Conclusion

Hideo Nagai's innovative contributions to the field of invisible symbol technology highlight his expertise and dedication to advancing technology. His patents reflect a commitment to solving complex problems and enhancing the capabilities of modern devices.