For the Inventor, By the Inventor

Enter assignee name

Daiichi Kigenso Kagaku Kogyo Co., Ltd.

USPTO Granted Patents = 47

EPO Patents = 27

Trademarks = 21

Forward Citations = 205

Loading Chart...

Loading Chart...

58 inventors (with patents filed for the assignee):

Sadahiro Yagishita (6 out of 7 patents)

Hiroshi Okamoto (6 out of 64 patents)

Tadahiro Niwa (4 out of 4 patents)

4. Taichi Kunisada (4 out of 4 patents)

5. Akira Kohara (4 out of 5 patents)

6. Taku Nishikawa (4 out of 5 patents)

7. Fumiyuki Takasaki (3 out of 4 patents)

8. Hiroyuki Hayashida (3 out of 5 patents)

9. Masayuki Takai (3 out of 3 patents)

10. Hiroshi Kodama (3 out of 3 patents)

11. Yoshiro Hirasawa (3 out of 4 patents)

12. Daisuke Horikawa (2 out of 20 patents)

13. Ryuta Sugiura (2 out of 43 patents)

14. Yoshikazu Hirose (2 out of 4 patents)

15. Takuji Nabeta (2 out of 2 patents)

Core Competencies:

Zirconia Powder

Ceramic Powder

Alumina-Based Composite Oxide

Solid Oxide Fuel Cells

Non-Aqueous Electrolyte Battery

Exhaust Gas Purification

Surface-Modified Metal Compounds

Zirconium Oxide

Cerium-Zirconium Composite Oxide

Porous Zirconia

Garnet-Type Compound

Colored Zirconia Sintered Body

47 patents: Sort by Forward Citations

1. 12438184 - Ceramic powder, sintered body and battery (2025-10-07),

2. 12358841 - Stabilized zirconia sintered body and zirconia powder (2025-07-15),

3. 12286379 - Zirconia powder, method for producing zirconia powder, method for producing zirconia sintered body, and zirconia sintered body (2025-04-29),

4. 12077449 - Alumina-based composite oxide and production method for same (2024-09-03),

5. 11958039 - Zirconia-based porous body and method for manufacturing zirconia-based porous body (2024-04-16),

6. 11945727 - Zirconia-based porous body (2024-04-02),

7. 11777083 - Non-aqueous electrolyte secondary battery and positive electrode active material (2023-10-03),

8. 11637316 - Ceramic powder material, sintered body, and battery (2023-04-25),

9. 11629098 - Ceramic powder material, method for producing ceramic powder material, molded body, sintered body, and battery (2023-04-18),

10. 11508954 - Non-aqueous electrolyte secondary battery and positive electrode active material (2022-11-22),

11. 11479476 - Zirconia sol and method for manufacturing same (2022-10-25),

12. 11462760 - Scandia-stabilized zirconia powder for solid oxide fuel cells, method for producing same, scandia-stabilized zirconia sintered body for solid oxide fuel cells, method for producing said scandia-stabilized zirconia sintered body for solid oxide fuel cells, and solid oxide fuel cell (2022-10-04),

13. 11342581 - Ceramic powder material, method for producing ceramic powder material, and battery (2022-05-24),

14. 11325838 - Surface-modified metal compound particles, and method for producing surface-modified metal compound particles (2022-05-10),

15. 11325183 - Surface-modified metal compound particles, and method for producing surface-modified metal compound particles (2022-05-10),

DAIICHI KIGENSO KAGAKU KOGYO CO., LTD. is a leading manufacturer of chemical products based in Japan. With a history spanning several decades, they specialize in the production and distribution of industrial chemicals, advanced materials, and environmental products. DAIICHI KIGENSO KAGAKU KOGYO CO., LTD. is committed to providing high-quality products and services to meet the diverse needs of their customers around the world.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

47 Patents

#165 in Osaka

#1,740 in Japan

#14,401 in the World

Daiichi Kigenso Kagaku Kogyo Co., Ltd.

Forward Citations = 205

58 inventors:

Sadahiro Yagishita (6 out of 7 patents)

Hiroshi Okamoto (6 out of 64 patents)

Tadahiro Niwa (4 out of 4 patents)

4. Taichi Kunisada (4 out of 4 patents)

5. Akira Kohara (4 out of 5 patents)

Please report any incorrect information to support@idiyas.com

Loading…