Location History:
- Sakai, JP (1993)
- Kimitsu, JP (2002)
Company Filing History:
Years Active: 1993-2002
Title: Hiroyuki Hasegawa: Innovator in Steel Production
Introduction
Hiroyuki Hasegawa is a prominent inventor based in Sakai, Japan. He has made significant contributions to the field of steel production, holding a total of 3 patents. His work focuses on enhancing the strength and toughness of rolled steel shapes, which are essential for various structural applications.
Latest Patents
Hasegawa's latest patents include a method for producing high-strength, high-toughness rolled shape steel. This innovation provides a 590 MPa-class rolled steel shape that exhibits excellent toughness, making it suitable for use as a building structural member. The method involves strength optimization through alloying, texture refinement via fine dispersion of titanium oxides and titanium nitride, and precipitation strengthening through copper addition. Additionally, he has developed an apparatus for cooling thin-webbed H-beam steel, which utilizes forced spray cooling to enhance the cooling process during hot rolling.
Career Highlights
Hasegawa is currently employed at Nippon Steel Corporation, where he continues to advance the field of steel manufacturing. His expertise in producing high-performance steel has positioned him as a key figure in the industry.
Collaborations
Throughout his career, Hasegawa has collaborated with notable colleagues, including Akira Inagaki and Masao Kurokawa. These partnerships have contributed to the development of innovative solutions in steel production.
Conclusion
Hiroyuki Hasegawa's contributions to the steel industry through his patents and collaborations highlight his role as an influential inventor. His work not only enhances the mechanical properties of steel but also supports advancements in construction and engineering.