Location History:
- Sanda, JP (2005 - 2016)
- Osaka, JP (2012 - 2019)
- Tokyo, JP (2018 - 2019)
Company Filing History:
10 out of 929 
8 out of 1,098 
1 out of 3,542 Years Active: 2005-2019
Title: Hiroyuki Semba: Innovator in Austenitic Stainless Steel
Introduction
Hiroyuki Semba is a prominent inventor based in Sanda, Japan, renowned for his significant contributions to the field of materials science, particularly in developing innovative stainless steels. With a remarkable portfolio of 19 patents, his work exemplifies the fusion of creativity and engineering that drives advancements in this vital industry.
Latest Patents
Semba's recent innovations include a high chromium-based austenitic stainless steel, characterized by a specific chemical composition that ensures enhanced performance and durability. This alloy consists of 0.03 to 0.12% of carbon, 0.10 to 1.00% of silicon, 21.50 to 28.00% of chromium, and a mixture of nickel, tungsten, and other elements designed to optimize its resistance to corrosion and wear. Furthermore, Semba has developed a high-strength austenitic stainless steel tailored for high-pressure hydrogen gas applications, which meets stringent criteria for tensile strength and grain size, ensuring reliability in challenging environments.
Career Highlights
Throughout his career, Semba has held influential positions in reputable organizations such as Sumitomo Metal Industries, Inc. and Nippon Steel & Sumitomo Metal Corporation. His expert knowledge and innovative spirit have propelled advances in stainless steel technology, serving various industrial needs and applications.
Collaborations
Hiroyuki Semba has collaborated with notable professionals in his field, including Masaaki Igarashi and Hirokazu Okada. These partnerships have fostered a rich exchange of ideas, leading to breakthrough innovations that have shaped the landscape of stainless steel manufacturing.
Conclusion
Hiroyuki Semba stands out as an influential inventor whose work in high-performance stainless steels has earned him recognition and respect within the materials science community. His ongoing innovations will undoubtedly continue to inspire future developments in the industry, showcasing the importance of inventors like him in shaping a sustainable and technologically advanced future.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.