This inventor holds 3 USPTO granted patents. Top assignees: Japan Synthetic Rubber Co., Ltd., Bridgestone Corporation, Iwamoto Seisakusho Company Limited. Active years: 1977-1990.
Location History:
- Yokkaichi, JA (1977)
- Yokkaichi, JP (1989 - 1990)
Company Filing History:
3 out of 377 
1 out of 5,193 
1 out of 1 Years Active: 1977-1990
Title: Yoshishige Chikatsu: Innovator in Vibration-Damping Rubber Composition
Introduction
Yoshishige Chikatsu is a notable inventor based in Yokkaichi, Japan. He has made significant contributions to the field of rubber compositions, particularly in vibration-damping technologies. With a total of 3 patents to his name, Chikatsu's work has had a lasting impact on various industries.
Latest Patents
One of his latest patents is a vibration-damping rubber composition. This innovative composition comprises a specific formulation of polybutadiene rubber. The rubber composition includes 20-100% by weight of polybutadiene polymerized using a lithium initiator, along with another rubber component that can range from 0 to 80% by weight. The physical properties of the polybutadiene are meticulously defined, ensuring optimal performance in vibration-damping applications.
Career Highlights
Chikatsu has had a distinguished career, working with prominent companies such as Japan Synthetic Rubber Co., Ltd. and Bridgestone Corporation. His experience in these organizations has allowed him to refine his expertise in rubber technology and innovation.
Collaborations
Throughout his career, Chikatsu has collaborated with esteemed colleagues, including Noboru Oshima and Isao Furuta. These partnerships have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Yoshishige Chikatsu is a pioneering inventor whose work in vibration-damping rubber compositions has made a significant impact in the field. His innovative approaches and collaborations continue to influence the industry today.