Location History:
- Hiroshima-ken, JP (1997)
- Hiroshima, JP (1983 - 2005)
Company Filing History:
2 out of 1,326 
1 out of 929 
1 out of 4,629 
Years Active: 1983-2005
Title: The Innovations of Shoichi Hashimoto
Introduction
Shoichi Hashimoto is a notable inventor based in Hiroshima, Japan. He has made significant contributions to the field of metal processing, particularly in the development of innovative techniques for steel plate joining. With a total of three patents to his name, Hashimoto's work has had a considerable impact on the industry.
Latest Patents
One of Hashimoto's latest patents is a steel plate splicing facility utilizing shear joining. This facility includes a steel plate heating apparatus designed to retrieve and heat a preceding steel plate and a following steel plate. The shear-joining apparatus clamps the tail end portion of the preceding steel plate and the leading end portion of the following steel plate in an overlapping condition using a die and a clamp. It then shears them with a punch, ensuring that the surfaces of the tail end portion and the leading end portion are newly formed and brought into contact with each other. This innovative process occurs at a temperature equal to or higher than 350°C and at a percentage clearance c/t equal to or lower than 5%, where c/t is defined by c/t=D/(t+t)×100, with D representing the distance between the punch and the die, and t representing the thickness of the respective steel plates. Another notable patent involves a cold rolling method for a metal strip and a mill array.
Career Highlights
Throughout his career, Hashimoto has worked with prominent companies such as Mitsubishi Jukogyo Kabushiki Kaisha and Sumitomo Metal Industries, Inc. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in metal processing technologies.
Collaborations
Hashimoto has collaborated with esteemed colleagues, including Kanji Hayashi and Shunji Omori. These partnerships have fostered a creative environment that has led to innovative solutions in their field.
Conclusion
Shoichi Hashimoto's contributions to the field of metal processing through his patents and collaborations highlight his role as a significant inventor. His innovative techniques continue to influence the industry and pave the way for future advancements.