Company Filing History:

8 out of 768

Dic Corporation

patents

4 out of 630

Dainippon Ink and Chemicals, Incorporated

patents

1 out of 2

Dianippon Ink and Chemicals, Inc.

patents

Years Active: 1999-2024

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11926531 - Flaky alumina particles and method for producing flaky alumina particles (2024-03-12),

2. 11905420 - Tabular alumina particles and method of producing tabular alumina particles (2024-02-20),

3. 11401169 - Alumina particle (2022-08-02),

4. 11279830 - Surface-treated spinel particles, method for producing the same, resin composition, and molded article (2022-03-22),

5. 11214494 - Spinel compound oxide particle, method for producing the same, resin composition including spinel compound oxide particle, and molded article (2022-01-04),

6. 11040887 - Spinel particles, method for producing same and composition and molded article including spinel particles (2021-06-22),

7. 9540453 - Method for producing modified cellulose nanofibers (2017-01-10),

8. 8198391 - Pigment dispersion and aqueous ink for inkjet recording (2012-06-12),

9. 6248491 - Toner for electrostatic image development (2001-06-19),

10. 6203957 - Spherical toner particle (2001-03-20),

11. 6183924 - Electrostatic image developer (2001-02-06),

12. 6127083 - Image forming method using spherical toner particle (2000-10-03),

13. 5885743 - Electrophotographic toner and process for the preparation thereof (1999-03-23),

Title: Kazuo Itoya: Innovator in Flaky and Tabular Alumina Particles

Introduction

Kazuo Itoya is a prominent inventor based in Sakura, Japan, known for his significant contributions to the field of materials science. With a total of 13 patents to his name, Itoya has focused on developing innovative methods for producing specialized alumina particles that have various industrial applications.

Latest Patents

Among his latest patents, Itoya has developed a method for producing flaky alumina particles that include mullite in their surface layer. This method involves mixing an aluminum compound, a molybdenum compound, and a silicon compound, followed by firing the mixture. Another notable patent is for tabular alumina particles designed to be less abrasive to processing equipment. These plate-like particles contain germanium or a germanium compound and are engineered to have specific density and molar ratios to enhance their performance.

Career Highlights

Kazuo Itoya has worked with several notable companies throughout his career, including Dic Corporation and Dainippon Ink and Chemicals, Incorporated. His experience in these organizations has allowed him to refine his expertise in materials development and innovation.

Collaborations

Itoya has collaborated with esteemed colleagues such as Jian-Jun Yuan and Hitoshi Takayanagi, contributing to advancements in the field of alumina particle technology.

Conclusion

Kazuo Itoya's work in the development of flaky and tabular alumina particles showcases his innovative spirit and dedication to enhancing material properties for industrial use. His contributions continue to influence the field and inspire future advancements.

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