Eiichi Ota

Title: Eiichi Ota - Innovator in Hot Press-Forming Technology

Introduction

Eiichi Ota is a notable inventor based in Nisshin, Japan. He has made significant contributions to the field of manufacturing, particularly in the area of hot press-forming technology. His innovative approach has led to advancements that enhance the efficiency and effectiveness of metal forming processes.

Latest Patents

Eiichi Ota holds a patent for a "Press-formed product, hot press-forming method and hot press-forming apparatus." This patent describes a hot press-forming method that involves clamping a steel sheet heated to a temperature not less than the austenite transformation temperature. The method allows for the steel sheet to be press-formed into a desired shape by bringing a forming concave of a die and a convex of a punch close to each other. The formed portion features side and top portions that merge, with the side portion rising from the inner circumferential edge of a flange portion clamped by the die and the blank holder. Additionally, a cooling step is included to cool a specific region of the steel sheet after the heating step and before the forming step is completed.

Career Highlights

Eiichi Ota is associated with Kabushiki Kaisha Toyota Chuo Kenkyusho, where he has been instrumental in developing innovative manufacturing techniques. His work has contributed to the advancement of automotive technologies and manufacturing processes.

Collaborations

Eiichi Ota has collaborated with notable colleagues, including Atsunobu Murata and Satoru Matsushima. Their combined expertise has fostered a productive environment for innovation and development in their field.

Conclusion

Eiichi Ota's contributions to hot press-forming technology exemplify the impact of innovative thinking in manufacturing. His patent and collaborative efforts continue to influence the industry positively.