Location History:
- Sakura, JP (1994)
- Chiba, JP (2000)
- Tokyo, JP (1995 - 2008)
Company Filing History:
4 out of 7,968 
1 out of 2,529 
1 out of 1,796 
Years Active: 1994-2025
Title: Shigeo Okamoto: A Visionary in Rail Manufacturing and Spherical Powder Production
Introduction
Shigeo Okamoto, an esteemed inventor based in Tokyo, Japan, has made significant contributions to the fields of rail manufacturing and materials science. With an impressive array of 6 patents, Okamoto's innovative work has addressed critical industry challenges, leading to improved manufacturing processes and products.
Latest Patents
Among his most recent patents is a groundbreaking method for manufacturing rail. This patent proposes welding conditions under which welds are consistently formed with optimum hardness characteristics. The invention details a procedure for joining multiple pieces of rail base metal through flash-butt welding, employing specific chemical compositions and precise welding heat input parameters.
Another notable patent is a method for producing spherical oxide powder. This technique outlines a process that involves feeding granular oxide powder into a combustion flame alongside a carrier gas, melting the powder, and then solidifying it outside the flame. This innovative approach enhances the efficiency of producing spherical oxide materials.
Career Highlights
Shigeo Okamoto has built his career working with reputable companies such as TDK Corporation and Hoya Corporation. His contributions in these organizations reflect his dedication to advancing manufacturing techniques and material science.
Collaborations
Throughout his career, Okamoto has collaborated with industry professionals, including Teruo Mori and Amer R. Rathore. These collaborations have enabled the pooling of knowledge and expertise, further enhancing the quality of innovation stemming from their joint efforts.
Conclusion
Shigeo Okamoto's inventive prowess has led to advancements in rail production and materials science through his significant patents. His work continues to influence industries and exemplifies the importance of innovation in driving technological progress. As his career evolves, the impact of his inventions is sure to resonate well beyond the realm of manufacturing.