Hideki Sumida

Title: Innovations by Hideki Sumida

Introduction

Hideki Sumida is a notable inventor based in Hiroshima, Japan. He is recognized for his contributions to the field of sports equipment, particularly in the design of game balls. His innovative approach has led to the development of a unique ball that enhances performance in various ball games.

Latest Patents

Sumida holds a patent for a game ball that features a rubber hollow spherical bladder. This design includes a valve holder fixed to the tube for charging air, along with a valve member attached to the valve holder. The ball is covered with a fabric layer made of equilateral quadrilateral pieces sewn together to form a sphere. This construction provides sphericity, dimensional stability, and durability. The leather layer is adhered to the fabric layer, enhancing the ball's overall quality and performance.

Career Highlights

Hideki Sumida is currently employed at Molten Corporation, a company known for its high-quality sports equipment. His work at Molten has allowed him to apply his innovative ideas in a practical setting, contributing to the company's reputation in the sports industry.

Collaborations

Sumida has collaborated with notable coworkers, including Hideomi Shishido and Shigeo Doi. Their teamwork has fostered an environment of creativity and innovation, leading to advancements in sports equipment design.

Conclusion

Hideki Sumida's contributions to the field of sports equipment, particularly through his patented game ball, showcase his innovative spirit and dedication to enhancing athletic performance. His work at Molten Corporation and collaborations with fellow inventors further highlight his impact in the industry.