Company Filing History:
Years Active: 2012-2023
Title: The Innovations of Yoshimasa Koido
Introduction
Yoshimasa Koido is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced sputtering targets. With a total of 8 patents to his name, Koido's work has had a substantial impact on various industrial applications.
Latest Patents
One of his latest patents is for an Sb—Te-based alloy sintered compact sputtering target. This innovative target features Sb and Te as its main components and includes 0.1 to 30 at % of carbon or boron. It comprises a uniform mixed structure of Sb—Te-based alloy particles and fine carbon or boron particles. The average grain size of the Sb—Te-based alloy particles is 3 μm or less, with a standard deviation of less than 1.00. Additionally, the average grain size of the carbon or boron particles is 0.5 μm or less, with a standard deviation of less than 0.20. This design improves the sputtering target by inhibiting the generation of cracks and preventing arcing during sputtering.
Another significant patent involves a sputtering target made from an alloy of aluminum and scandium, containing 25 at. % to 50 at. % of scandium. This target has an oxygen content of 2000 ppm by mass or less and a variation in Vickers hardness of 20% or less. These innovations demonstrate Koido's commitment to enhancing the performance and reliability of sputtering targets.
Career Highlights
Throughout his career, Yoshimasa Koido has worked with prominent companies in the industry, including JX Nippon Mining & Metals Corporation and JX Metals Corporation. His experience in these organizations has allowed him to develop and refine his inventions, contributing to advancements in material technology.
Collaborations
Koido has collaborated with notable colleagues such as Kazuyuki Satoh and Yasushi Morii. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Yoshimasa Koido's contributions to the field of materials science, particularly through his patents and collaborations, highlight his role as a leading inventor. His work continues to influence the development of advanced sputtering targets, showcasing the importance of innovation in