Yukihisa Kuriyama

Title: Innovations by Yukihisa Kuriyama

Introduction

Yukihisa Kuriyama, an accomplished inventor based in Tokyo, Japan, has made significant contributions to the field of manufacturing and material handling. With a total of 22 patents to his name, his innovative work continues to positively impact industries reliant on tube bending technology and press forming processes.

Latest Patents

Among Kuriyama's latest inventions are the "Apparatus and Method for Ram Bending of Tube Material" and a "Method of Identification of Cause and/or Location of Cause of Occurrence of Springback."

The first patent presents a groundbreaking bending apparatus and method designed to facilitate large bending radii without the necessity for large-scale equipment or dies. This invention offers enhanced productivity, improved resistance to wrinkling and buckling on the inner side of bends, and features a unique ram bending apparatus utilizing a punch along with a supportive set of rolls for three-point bending of tube materials. The structure allows the rolls to move freely on the frame, thereby optimizing the bending process.

The second patent introduces a method to identify the causes of springback in press-formed parts. This process includes a numerical analysis of forming conditions to yield critical data, alongside a calculation step that focuses on determining the springback value based on adjustments in physical property data equivalent to the formed part’s regions.

Career Highlights

Kuriyama has worked with notable companies including Nippon Steel Corporation and Arcelor France, where he honed his skills in advanced manufacturing techniques. His efforts have led to numerous patent applications that address engineering challenges faced by manufacturers globally.

Collaborations

Throughout his career, Kuriyama has collaborated with talented colleagues such as Masaaki Mizumura and Akihiro Uenishi. Their collective efforts have fostered an environment of innovation, allowing them to tackle complex engineering problems and develop effective solutions.

Conclusion

Yukihisa Kuriyama's work exemplifies a commitment to innovation and excellence in the manufacturing industry. His patents not only showcase his engineering prowess but also serve as vital resources for companies seeking to enhance their production processes. As technology continues to evolve, Kuriyama's contributions will likely pave the way for further advancements in manufacturing techniques.