Hisanori Watanabe

Title: Hisanori Watanabe: Innovator in Fuel Cell Cooling Systems

Introduction

Hisanori Watanabe is a notable inventor based in Shimizu, Japan. He has made significant contributions to the field of fuel cell technology, particularly in the development of innovative cooling systems. His work is characterized by a focus on enhancing the efficiency and reliability of fuel cells.

Latest Patents

Watanabe holds a patent for a coolant, method of enclosing coolant, and cooling system. This coolant is designed to effectively cool down a stack of fuel cells. The invention includes a solution mixture of water and glycol as the base material, along with a rust-preventive additive. This additive is crucial for maintaining low electric conductivity and keeping the hydrogen ion exponent of the coolant at a neutral level. The rust-preventive agent comprises at least one alkaline ethanolamine additive, such as triethanolamine, diethanolamine, or monoethanolamine, and an acidic additive selected from triazole compounds, phosphoric acid compounds, and organophosphoric acid compounds.

Career Highlights

Watanabe is currently employed at Toyota Jidosha Kabushiki Kaisha, where he continues to innovate in the automotive and fuel cell sectors. His work at Toyota has allowed him to contribute to advancements in sustainable energy solutions.

Collaborations

Watanabe has collaborated with notable colleagues, including Mikito Nishii and Masamine Tanikawa. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Hisanori Watanabe's contributions to fuel cell technology through his innovative coolant system exemplify his commitment to advancing sustainable energy solutions. His work continues to impact the automotive industry positively.