Location History:
- Chiba, JP (2015 - 2019)
- Ichihara, JP (2014 - 2021)
Company Filing History:
Years Active: 2014-2024
Title: Hironobu Sayama: Innovator in Hollow Spring Technology
Introduction
Hironobu Sayama is a prominent inventor based in Chiba, Japan. He has made significant contributions to the field of engineering, particularly in the development of hollow spring technology. With a total of seven patents to his name, Sayama's work has had a considerable impact on manufacturing processes.
Latest Patents
Sayama's latest patents include innovative methods for creating hollow springs. One of his notable inventions is a method that involves providing a tubular member used for a hollow spring. This method applies compressive residual stress to the inner surface of the steel tube, which prolongs the fatigue life of the tubular member. The process includes pressing the tubular member with a specially designed die that applies compressive force from the circumferential direction. Another patent focuses on the hollow spring itself, which features a steel tube with a surface roughness of less than 10 micrometers. This design enhances the fatigue life of the hollow spring by polishing the inner surface using a viscoelastic abrasive medium.
Career Highlights
Hironobu Sayama is currently employed at Mitsubishi Steel Manufacturing Co., Ltd. His work at this esteemed company has allowed him to explore and develop advanced manufacturing techniques. Sayama's dedication to innovation has positioned him as a key figure in the industry.
Collaborations
Throughout his career, Sayama has collaborated with notable colleagues, including Toru Hirokane and Yasuhiro Mitsui. These partnerships have fostered a creative environment that encourages the exchange of ideas and advancements in technology.
Conclusion
Hironobu Sayama's contributions to hollow spring technology exemplify his commitment to innovation and engineering excellence. His patents reflect a deep understanding of material science and manufacturing processes. Sayama continues to influence the industry through his work and collaborations.
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.