Location History:
- Utsunomiya, JP (2018)
- Tokyo, JP (2017 - 2019)
Company Filing History:
4 out of 1,102 
2 out of 21,963 
1 out of 3,568 Years Active: 2017-2019
Title: **Innovator Yuya Gyotoku: Pioneering Nitrided Components in Automotive Engineering**
Introduction
Yuya Gyotoku, a prominent inventor based in Tokyo, Japan, has made significant strides in the field of material engineering. With five patents to his name, he has established himself as a key player in the development of advanced materials designed for automotive applications.
Latest Patents
Among Yuya Gyotoku's notable innovations is his recent patent concerning a nitrided component. This component features a chemical composition that includes carbon, silicon, manganese, sulfur, chromium, molybdenum, aluminum, vanadium, and optionally other elements such as copper or nickel. The nitrided composition is engineered for use as an automobile ring gear, boasting a surface hardness of 650-900 HV, core hardness exceeding 150 HV, and an effective case depth of at least 0.15 mm. This design provides excellent bending fatigue strength and surface fatigue strength while minimizing expansion from nitriding.
Additionally, he has developed steel for cold forging/nitriding, which combines multiple elements to enhance cold forgeability and machinability. The innovative steel composition adheres to strict criteria ensuring optimal performance for cold-forged and nitrided components.
Career Highlights
Yuya Gyotoku has a rich professional background, having worked with esteemed companies such as Nippon Steel & Sumitomo Metal Corporation and Honda Motor Co., Ltd. His experience at these organizations has equipped him with profound knowledge and skills that he has applied to his inventive pursuits.
Collaborations
In his journey as an inventor, Yuya has collaborated with fellow experts, including Hideki Imataka and Masayuki Horimoto. Together, they have focused on improving material properties and advancing automotive technologies through innovative engineering solutions.
Conclusion
Through his inventions and dedication to the field, Yuya Gyotoku has made significant contributions that enhance the performance and reliability of automotive components. As the industry continues to evolve, his pioneering work in nitrided components positions him as a vital figure in engineering innovation.