Company Filing History:
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Years Active: 1990-2003
Title: Fumio Hanada: Innovator in Membrane Technology
Introduction
Fumio Hanada is a notable inventor based in Tokuyama, Japan. He has made significant contributions to the field of membrane technology, holding a total of 4 patents. His work focuses on developing advanced materials that enhance efficiency in various chemical processes.
Latest Patents
One of Hanada's latest patents is a bipolar membrane that exhibits a low water dissociation voltage for an extended period under high current density conditions. This innovative membrane maintains high current efficiency without developing blisters. It consists of a cation-exchange membrane and an anion-exchange membrane joined together, featuring ion-exchange resin particles that interact with metal ions, such as titanium and palladium, at the junction interface. Another significant patent involves a method for producing acids and alkalis by reusing ashes left after burning components in black liquor obtained from digesting wood chips. This method utilizes electrodialysis with a bipolar membrane and cation-exchange or anion-exchange membranes to decompose an aqueous solution of the ashes.
Career Highlights
Throughout his career, Fumio Hanada has worked with prominent companies, including Tokuyama Soda Kabushiki Kaisha and Tokuyama Corporation. His experience in these organizations has allowed him to refine his expertise in membrane technology and chemical processes.
Collaborations
Hanada has collaborated with notable colleagues, including Koki Hirayama and Nobuhiko Ohmura. Their joint efforts have contributed to advancements in the field and have fostered innovation in membrane applications.
Conclusion
Fumio Hanada's contributions to membrane technology and his innovative patents highlight his role as a significant inventor in the industry. His work continues to influence advancements in chemical processes and efficiency.