Shigeru Okajima

Title: Shigeru Okajima: Innovator in Cold Forging Technology

Introduction

Shigeru Okajima is a notable inventor based in Isesaki, Japan. He has made significant contributions to the field of cold forging technology, holding a total of four patents. His innovative methods have advanced manufacturing processes, particularly in the automotive industry.

Latest Patents

One of Okajima's latest patents is a method of forming a shaped configuration at the end of a long element. This method involves cold forging, specifically for components like the armature shaft of a starter motor for automobiles. The die used in this process features an inner space that gradually increases in diameter, allowing for efficient shaping of the material. Another significant patent is for a method and apparatus for manufacturing a cold-forged shaft. This invention details the cold-forging process to create a shaft with a shaped portion and a flange portion, enhancing the structural integrity and functionality of the component.

Career Highlights

Throughout his career, Shigeru Okajima has worked with prominent companies such as Mitsuba Electric Mfg. Co., Ltd. and Mitsuba Electric Manufacturing Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Okajima has collaborated with notable coworkers, including Katsuo Takahara and Tugio Onodera. Their teamwork has fostered an environment of creativity and innovation, leading to advancements in their respective fields.

Conclusion

Shigeru Okajima's contributions to cold forging technology have made a lasting impact on the manufacturing industry. His patents reflect a commitment to innovation and excellence in engineering.