Location History:
- Toyko, JP (1981)
- Yokohama, JP (1997)
- Kodaira, JP (1999 - 2002)
- Kawasaki, JP (1996 - 2014)
- Tokyo, JP (1981 - 2021)
Company Filing History:
6 out of 52,711 
6 out of 5,118 
4 out of 39,228 
Years Active: 1981-2021
Title: The Innovative Mind of Eiji Yamanaka: A Leader in Golf Ball Technology
Introduction: Eiji Yamanaka is a notable inventor based in Tokyo, Japan, renowned for his contributions to golf ball technology. With a remarkable portfolio of 19 patents, Yamanaka has made significant strides in the realm of sports equipment innovation.
Latest Patents: Among his latest patents, Yamanaka has developed a golf ball design that features a core and a cover. The core is crafted from a rubber composition, which is molded under heat. This rubber composition is composed of key components: (A) a base rubber, (B) an organic peroxide, and (C) a metal salt that contains hydration water. Another notable patent showcases a similar golf ball design, but this variation incorporates a water-providing agent in the rubber composition. This agent is engineered to release water at the vulcanization temperature, achieving a dissociation rate of 60% by mass or more when heated.
Career Highlights: Eiji Yamanaka has an impressive career history in the field of innovation. He has worked with esteemed companies, including Kabushiki Kaisha Toshiba and Bridgestone Corporation. His experience in these organizations has undoubtedly shaped his inventive capabilities and contributed to his success in patenting innovative technologies.
Collaborations: Throughout his career, Yamanaka has collaborated with talented individuals such as Yoshihide Kohno and Toshinobu Kobayashi. These partnerships have facilitated the exchange of ideas and fostered a collaborative environment for innovation.
Conclusion: Eiji Yamanaka represents the spirit of innovation in the sports equipment industry, especially with his focus on enhancing golf ball performance through unique materials and designs. His extensive patent portfolio is a testament to his creativity and dedication to the advancement of technology in sports. As he continues to push the boundaries of innovation, Yamanaka remains a key figure to watch in the world of inventions.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.