Company Filing History:

13 out of 5,118

Bridgestone Corporation

patents

4 out of 504

Bridgestone Tire Company Limited

patents

Years Active: 1976-2000

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17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6025450 - Amine containing polymers and products therefrom (2000-02-15),

2. 5916962 - Rubber composition including a diene copolymer (1999-06-29),

3. 5625017 - Process for preparing a polymer using lithium initiator prepared by in (1997-04-29),

4. 5576376 - Rubber composition containing a conjugated diene polymer (1996-11-19),

5. 5550200 - Method of producing conjugated diene-aromatic vinyl hydrocarbon (1996-08-27),

6. 5514753 - Process for preparing a block copolymer (1996-05-07),

7. 5329005 - Soluble anionic polymerization initiators and preparation thereof (1994-07-12),

8. 5292790 - Conjugated diene series rubber compositions (1994-03-08),

9. 5250630 - Pneumatic tire (1993-10-05),

10. 5183543 - Polyanilines, process for the preparation thereof and cells using them (1993-02-02),

11. 5137981 - Halogenated polybutadiene series elastomers, method of producing the (1992-08-11),

12. 5104476 - Adhesion method for rubber articles (1992-04-14),

13. 4717634 - Electric cells utilizing polyaniline as a positive electrode active (1988-01-05),

14. 4461796 - Sound damping materials (1984-07-24),

15. 4169599 - Two-piece solid golf balls (1979-10-02),

Title: Innovations by Ryota Fujio: A Visionary Inventor in Tokyo

Introduction

Ryota Fujio, a prolific inventor based in Tokyo, Japan, has made significant contributions to the field of polymers and rubber compositions. With an impressive portfolio of 17 patents, he has continuously pushed the boundaries of innovation in materials science. His work exemplifies the fusion of creativity and technical expertise that characterizes successful inventors today.

Latest Patents

Among his latest patents is a groundbreaking invention concerning "Amine containing polymers and products therefrom." This functionalized polymer features a polymer chain with various functional groups, including alkyl, dialkyl, and cycloalkyl amine radicals, designed to enhance performance in numerous applications. Additionally, he has developed a rubber composition incorporating a diene copolymer, which is notable for its exceptional breaking properties, high tan delta, and impressive wear resistance. This copolymer, prepared using an organopotassium compound and an organolithium initiator, showcases the innovative methods employed in his research.

Career Highlights

Ryota Fujio has worked with esteemed companies such as Bridgestone Corporation and Bridgestone Tire Company Limited. His tenure at these organizations has allowed him to hone his skills and contribute to advancements in tire technology and material sciences. His patents not only highlight his technical abilities but also his commitment to enhancing product performance.

Collaborations

Throughout his career, Ryota has collaborated with notable professionals, including Yoichi Ozawa and Koichi Morita. These collaborations have enriched his research and innovation processes, allowing for the cross-pollination of ideas and further advancements in their respective fields.

Conclusion

Ryota Fujio stands out as an influential figure in the realm of innovations, particularly in polymers and rubber compositions. His extensive array of patents and collaborations underscores his dedication to pushing the limits of technology. As he continues to develop new inventions, the impact of his work will undoubtedly ripple across industries, shaping the future of material science.

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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.