Rieko Koyama

Title: Innovations by Inventor Rieko Koyama

Introduction

Rieko Koyama is a prominent inventor based in Wako, Japan, known for her significant contributions to battery technology. With a total of seven patents to her name, she has made strides in developing advanced battery packs that enhance performance and efficiency.

Latest Patents

Koyama's latest patents focus on innovative designs for battery packs. One of her notable inventions features a battery pack equipped with a battery module that includes a cell stack created by stacking multiple cells. This design incorporates a cooling mechanism consisting of a refrigerant flow passage where a liquid medium circulates, effectively cooling the battery module. The cell stack and refrigerant flow passage are separated by a bottom plate, which is enhanced with a staggered arrangement of protrusions on its lower surface, optimizing the cooling process.

Another significant patent from Koyama outlines a sophisticated cooling mechanism for a battery pack. This includes a first refrigerant flow path situated on one side of a partition wall from a first battery module and a second refrigerant flow path from a second battery module. These paths are interconnected by a connection flow path, extending in a forward-rearward direction and leftward-rightward direction. The partition wall is designed with pyramid-shaped convex portions that are also staggered, contributing to improved flow dynamics within the refrigerant paths.

Career Highlights

Koyama has established a noteworthy career at Honda Motor Co., Ltd., where her work on battery technology has supported the company's advancements in electric vehicles and energy storage solutions. Her inventions not only enhance the performance of battery systems but also contribute to the overall sustainability efforts in automotive technology.

Collaborations

Throughout her career, Koyama has collaborated with esteemed colleagues such as Tetsuya Sugizaki and Kenta Sugitate. These partnerships have allowed her to integrate diverse insights and expertise, further enriching the innovations she contributes to Honda and the broader field of battery technology.

Conclusion

Rieko Koyama stands out as a forward-thinking inventor whose work is instrumental in the field of battery technology. With her continued innovations and collaboration with industry peers at Honda, she plays a crucial role in shaping the future of sustainable energy solutions. Her patents not only demonstrate her technical proficiency but also highlight her commitment to enhancing the performance and efficiency of battery systems.