Location History:
- Shiki, JP (1991 - 1993)
- Sayama, JP (1996)
- Saitama, JP (1990 - 2004)
- Wako, JP (1995 - 2005)
- Tokyo, JP (1999 - 2022)
Company Filing History:
11 out of 10,092 
6 out of 182 
3 out of 46 
Years Active: 1990-2022
Title: Innovator Spotlight: Yoichi Kojima and His Contributions to Aluminum Production
Introduction: Yoichi Kojima, based in Saitama, Japan, is a prominent inventor known for his groundbreaking advancements in the field of aluminum production. With a remarkable portfolio of 23 patents, Kojima has significantly impacted the industry through his innovative methods and technologies.
Latest Patents: Among his notable inventions is the "Method and Apparatus for Producing Electrolytic Aluminum Foil." This method involves supplying an electrolytic solution in a cell equipped with a diaphragm between an anode and a cathode, enabling the deposition of aluminum foil on the cathode's surface by electrolysis. Notably, the diaphragm used in this process is composed of aluminum with a purity of 85% or higher and contains multiple pores with an average diameter ranging from 100 to 1000 µm. Additionally, Kojima holds a patent for a "Method for Producing Aluminum," which entails a three-step process: dissolving a hydrate containing aluminum in water, extracting aluminum ions using an organic phase, and electrodepositing metallic aluminum onto a cathodic surface.
Career Highlights: Kojima has worked with prestigious companies, including Honda Giken Kogyo Kabushiki Kaisha and UACJ Corporation, where he contributed his expertise and innovative thinking. His efforts have led to advancements that enhance productivity and efficiency in aluminum manufacturing processes.
Collaborations: Throughout his career, Kojima has collaborated with notable professionals such as Yorinori Kumagai and Yoshihiro Kodama, fostering a cooperative environment that emphasizes creativity and innovation in aluminum production.
Conclusion: Yoichi Kojima's contributions to the aluminum industry exemplify the essence of innovation and technological advancement. His patents reflect a deep understanding of electrochemical processes and a commitment to improving aluminum production techniques. As he continues to push the boundaries of innovation, Kojima remains a key figure in shaping the future of materials engineering.