Company Filing History:
Years Active: 2004-2018
Title: Innovations by Takashi Kakubo in Rubber Composition Technology
Introduction
Takashi Kakubo is a notable inventor based in Hiratsuka, Japan. He has made significant contributions to the field of rubber composition, particularly in the development of materials for tires. With a total of four patents to his name, Kakubo's work focuses on enhancing tire performance, especially in winter conditions.
Latest Patents
Kakubo's latest patents include a rubber composition for tires and a studless winter tire. The first patent presents a rubber composition that allows for the production of tires with excellent on-ice performance and wear resistance. This composition consists of 100 parts by mass of a diene rubber, 30 to 100 parts by mass of carbon black and/or a white filler, and 0.3 to 30 parts by mass of a cured product prepared by curing a crosslinkable oligomer or polymer incompatible with the diene rubber. The cured product has a JIS A hardness ranging from 3 to 45. The second patent discloses a rubber composition that includes a natural rubber, a diene synthetic rubber, or a combination of both, along with 50-120 parts by weight of a silicic acid-based or silicate-based inorganic filler per 100 parts by weight of the rubber component. This composition is further characterized by the inclusion of 0.2-20 parts by weight of a specific amine salt.
Career Highlights
Kakubo is currently employed at The Yokohama Rubber Co., Ltd., where he continues to innovate in tire technology. His work has been instrumental in advancing the performance and safety of tires, particularly in challenging winter conditions.
Collaborations
Some of his notable coworkers include Wonmun Choi and Takashi Matsuda. Their collaborative efforts contribute to the ongoing research and development in rubber technology.
Conclusion
Takashi Kakubo's innovations in rubber composition technology have significantly impacted the tire industry. His patents reflect a commitment to improving tire performance and safety, particularly in winter conditions.