Toshiyuki Mafune

Title: Toshiyuki Mafune: Innovator in Pneumatic Tire Technology

Introduction

Toshiyuki Mafune is a prominent inventor based in Kobe, Japan. He has made significant contributions to the field of tire technology, particularly in the development of pneumatic tires. With a total of 2 patents, his work has been instrumental in enhancing the performance and manufacturing processes of tires.

Latest Patents

Mafune's latest patents include innovative designs and methods for manufacturing pneumatic tires. One of his notable inventions is a pneumatic tire and method for manufacturing the same. This invention prevents the collapse of conductive terminal rubber strips while ensuring that a conductive terminal portion is formed stably with an exposure width of 5 mm or less. The conductive terminal portion is created by continuously winding terminal strips made of conductive rubber from a tread conductive layer to the ground contacting surface of the tire. The design features a trapezoidal cross-section, optimizing the width of the upper and lower bases for improved functionality.

Another significant patent is the green tire and method for manufacturing a pneumatic tire. This invention involves a green tire that includes a surface layer made up of multiple windings of unvulcanized rubber tape. The exposed part of each winding on the green tire surface has a width ranging from 50% to 80% of the rubber tape's width. The windings are designed with a rhomboid cross-section, enhancing the tire's structural integrity and performance.

Career Highlights

Mafune has built a successful career at Sumitomo Rubber Industries Limited, where he has been able to apply his innovative ideas in tire technology. His work has not only contributed to the company's reputation but has also advanced the industry as a whole.

Collaborations

Throughout his career, Mafune has collaborated with talented individuals such as Masayuki Sakamoto and Toshiaki Ono. These collaborations have fostered a creative environment that has led to groundbreaking advancements in tire technology.

Conclusion

Toshiyuki Mafune is a distinguished inventor whose contributions to pneumatic tire technology have made a lasting impact. His innovative patents and work at Sumitomo Rubber Industries Limited exemplify his commitment to advancing the field. His achievements continue to inspire future innovations in tire manufacturing.