Location History:
- Futtsu, JP (2011 - 2013)
- Kisarazu, JP (2018 - 2019)
- Tokyo, JP (2013 - 2024)
Company Filing History:
10 out of 1,101 
9 out of 3,557 
4 out of 2,419 
Years Active: 2011-2025
Title: Innovations of Daisuke Hirakami: A Pioneer in Steel Material Patents
Introduction
Daisuke Hirakami, a prominent inventor based in Tokyo, Japan, has made significant contributions to the field of materials science, particularly in the development of advanced steel materials. With 18 patents to his name, Hirakami has been instrumental in enhancing the performance and durability of various engineering components.
Latest Patents
Among his latest patents, one noteworthy innovation is a steel material designed to serve as a starting material for carbonitrided bearing components. This steel material comprises a carefully formulated chemical composition that includes carbon, silicon, manganese, phosphorus, sulfur, chromium, molybdenum, vanadium, aluminum, nitrogen, oxygen, and iron. The patents reveal that the microstructure of this steel allows for a total area fraction of ferrite and pearlite of 10.0% or more, ensuring superior performance in demanding applications.
Another significant patent focuses on a rolling sliding member and its production method. This invention features a base part composed of various elements, including carbon, silicon, manganese, chromium, molybdenum, vanadium, and aluminum, with iron as the balance. The surface layer of the rolling sliding member boasts a high Vickers hardness, ensuring enhanced wear resistance and longevity. These innovations contribute to the advancement of rolling bearings, which are crucial in numerous mechanical applications.
Career Highlights
Daisuke Hirakami has held prestigious positions at leading companies such as Nippon Steel & Sumitomo Metal Corporation and Nippon Steel Corporation. His experience at these entities has allowed him to work at the forefront of steel production technology and innovation, leading to multiple groundbreaking patents.
Collaborations
Throughout his career, Hirakami has collaborated with notable experts in the field, including Makoto Okonogi and Toshimi Tarui. These partnerships have fostered a rich environment for knowledge exchange and innovative thinking, further driving advancements in materials science.
Conclusion
Daisuke Hirakami's work exemplifies the spirit of innovation in the field of steel materials. His extensive list of patents not only showcases his expertise as an inventor but also highlights the importance of collaboration and research in developing cutting-edge technologies that meet the demands of modern engineering. The impact of his innovations continues to resonate within the industry, paving the way for future advancements.