Company Filing History:
6 out of 1,887 
2 out of 121 Years Active: 2008-2016
Title: Atsuhiko Yoshida: Innovator in High Cleanliness Spring Steel
Introduction
Atsuhiko Yoshida is a prominent inventor based in Kobe, Japan. He has made significant contributions to the field of materials science, particularly in the development of high cleanliness spring steel. With a total of 8 patents, his work has advanced the understanding and application of spring steel in various industries.
Latest Patents
Yoshida's latest patents focus on high cleanliness spring steel that exhibits excellent fatigue properties. One of his notable inventions is a high cleanliness spring steel useful in manufacturing springs with SiO-based inclusions that are extremely controlled. This innovation allows for the production of springs that maintain superior fatigue properties. Another patent discloses a spring steel composition that includes specific percentages of carbon, manganese, silicon, aluminum, lithium, calcium, and magnesium. The steel contains oxide inclusions that meet certain criteria, ensuring the spring exhibits outstanding fatigue properties without the need for strict control of the average composition of inclusions.
Career Highlights
Throughout his career, Atsuhiko Yoshida has worked with reputable companies such as Kobe Steel, Ltd. and Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.). His expertise in materials science has positioned him as a key figure in the development of advanced steel products.
Collaborations
Yoshida has collaborated with notable colleagues, including Koichi Sakamoto and Tomoko Sugimura. These partnerships have contributed to the successful development of innovative materials and technologies.
Conclusion
Atsuhiko Yoshida's contributions to the field of high cleanliness spring steel have made a lasting impact on materials science. His innovative patents and collaborations highlight his dedication to advancing technology in this area.