Koji Kawase

Title: Koji Kawase: Innovator in Ultra Pure Water Control

Introduction

Koji Kawase is a notable inventor based in Yotsukaido, Japan. He has made significant contributions to the field of water purification technology. His innovative approach focuses on controlling the resistivity of ultra pure water, which is crucial for various industrial applications.

Latest Patents

Kawase holds a patent for an "Apparatus and method for controlling resistivity of ultra pure water." This invention includes a housing that contains a gas permeable membrane, an inlet for untreated ultra pure water, and an outlet for resistivity-controlled ultra pure water. The gas permeable membrane effectively divides the housing into two paths: one for ultra pure water and another for mixed gas. The mixed gas can include carbon dioxide or ammonia, which are supplied to the untreated ultra pure water at a concentration equal to or more than 90% of the equilibrium concentration. This innovative apparatus enhances the quality of ultra pure water, making it suitable for sensitive applications.

Career Highlights

Koji Kawase is associated with Dainippon Ink and Chemicals, Incorporated, where he has been able to apply his expertise in water purification technologies. His work has led to advancements in the field, particularly in the control of water resistivity.

Collaborations

Kawase has collaborated with notable colleagues such as Toshio Kambe and Kazunari Sakai. Their combined efforts have contributed to the development of innovative solutions in the industry.

Conclusion

Koji Kawase's contributions to the field of ultra pure water control demonstrate his commitment to innovation and excellence. His patented technology is a testament to his expertise and the importance of clean water in various applications.