Company Filing History:

12 out of 2,767

The Yokohama Rubber Co., Ltd.

Nippon Zeon Company, Ltd.

patents

4. 2 out of 832,912

Other

patents

where one patent can have more than one assignee

Years Active: 1997-2025

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14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12365786 - Surface-treated nanocellulose master batch (2025-07-22),

2. 12152132 - Tire rubber composition (2024-11-26),

3. 9074091 - Thermosetting resin composition, thermosetting resin composition for fiber-reinforced composite material, prepared using the same, and honeycomb sandwich panel (2015-07-07),

4. 8668983 - Epoxy resin composition for fiber reinforced composite material (2014-03-11),

5. 7144943 - Process for production of modified carbon black for rubber reinforcement and process of production of rubber composition containing modified carbon black (2006-12-05),

6. 6962952 - Process for production of modified carbon black for rubber reinforcement and process of production of rubber composition containing modified carbon black (2005-11-08),

7. 6927255 - Rubber composition (2005-08-09),

8. 6355728 - Block copolymer rubber composition comprising the same and pneumatic tire made therefrom (2002-03-12),

9. 6180717 - Block copolymer and rubber composition and pneumatic tire containing the same (2001-01-30),

10. 6019832 - Process for production of surface-treated carbon black for rubber (2000-02-01),

11. 5883179 - Rubber composition comprising carbon black surface treated with silica (1999-03-16),

12. 5859101 - Rubber composition for tire (1999-01-12),

13. 5679744 - Rubber composition (1997-10-21),

14. 5679728 - Surface-treated carbon black and rubber composition containing same (1997-10-21),

Title: Masayuki Kawazoe: Innovator in Nanocellulose and Tire Rubber Technology

Introduction

Masayuki Kawazoe is a prominent inventor based in Hiratsuka, Japan. He has made significant contributions to the fields of nanotechnology and rubber composition, holding a total of 14 patents. His innovative work focuses on enhancing the mechanical properties of materials, particularly in tire manufacturing.

Latest Patents

Kawazoe's latest patents include a surface-treated nanocellulose master batch and a tire rubber composition. The surface-treated nanocellulose master batch comprises a rubber component, nanocellulose, and a resole or novolac resorcin-formaldehyde initial condensation product, along with formaldehyde. This master batch contains from 0.3 to 15 parts by mass of nanocellulose per 100 parts by mass of the rubber component. Additionally, it includes from 0.03 to 1.2 parts by mass of the resole or novolac resorcin-formaldehyde initial condensation product per part of nanocellulose and 0.02 to 0.8 parts by mass of formaldehyde per part of nanocellulose. His tire rubber composition aims to improve mechanical properties beyond conventional levels, containing from 1 to 50 parts by mass of oxidized cellulose nanofibers blended in 100 parts by mass of diene rubber.

Career Highlights

Throughout his career, Kawazoe has worked with notable companies, including The Yokohama Rubber Co., Ltd. His expertise in rubber technology and nanocellulose has positioned him as a key figure in the development of advanced materials.

Collaborations

Kawazoe has collaborated with esteemed colleagues such as Tetsuji Kawazura and Fumito Yatsuyanagi. These partnerships have furthered his research and innovation in the field.

Conclusion

Masayuki Kawazoe's contributions to nanotechnology and tire rubber composition exemplify his innovative spirit and dedication to advancing material science. His work continues to influence the industry and inspire future developments.

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