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Uacj Corporation

USPTO Granted Patents = 192

% Expired Patents = 12.5

EPO Patents = 99

Trademarks = 5

Forward Citations = 153

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254 inventors (with patents filed for the assignee):

Tomoki Yamayoshi (28 out of 29 patents)

Kotaro Kitawaki (24 out of 25 patents)

Hideyuki Hatakeyama (18 out of 19 patents)

4. Yasunaga Itoh (14 out of 22 patents)

5. Akio Niikura (13 out of 19 patents)

6. Ryo Sakamoto (13 out of 25 patents)

7. Atsushi Fukumoto (13 out of 100 patents)

8. Junji Nunomura (12 out of 13 patents)

9. Makoto Yonemitsu (11 out of 13 patents)

10. Masakazu Seki (11 out of 11 patents)

11. Satoshi Suzuki (11 out of 14 patents)

12. Makoto Ando (10 out of 84 patents)

13. Naoki Yamashita (10 out of 24 patents)

14. Yutaka Yanagawa (10 out of 20 patents)

15. Tomohiko Furutani (10 out of 10 patents)

Core Competencies:

Aluminum Alloy

Brazing Sheet

Heat Exchanger

Magnetic Disk

Surface Treatment

Extruded Tube

Thermal Bonding

Coating Material

Electrolytic Aluminum

Superplastic Forming

Impact Resistant

Microstructure

192 patents: Sort by Forward Citations

1. 12716117 - Aluminum alloy disc blank for magnetic disc and magnetic disc (2026-08-25),

2. 12629783 - Aluminum alloy brazing sheet (2026-05-19),

3. 12629736 - Method of manufacturing a brazing sheet (2026-05-19),

4. 12624471 - Aluminum member and manufacturing method thereof (2026-05-12),

5. 12590378 - Method and apparatus for producing aluminum material (2026-03-31),

6. 12573424 - Magnetic disk and substrate for magnetic disk (2026-03-10),

7. 12571121 - Surface-treated aluminum material and method for producing the same (2026-03-10),

8. 12555602 - Magnetic disk substrate and magnetic disk using magnetic disk substrate (2026-02-17),

9. 12552135 - Aluminum alloy clad material for heat exchanger (2026-02-17),

10. 12534781 - Method of producing aluminum alloy material having thermal bonding function in single layer (2026-01-27),

11. 12508676 - Aluminum alloy brazing sheet and method for producing same (2025-12-30),

12. 12466004 - Method of manufacturing a brazing sheet (2025-11-11),

13. 12454741 - Aluminum alloy extruded multi-hole tube for heat exchanger and method for manufacturing the same (2025-10-28),

14. 12440929 - Aluminum alloy brazing sheet and method for manufacturing the same (2025-10-14),

15. 12409994 - Packaging material (2025-09-09),

UACJ Corporation is a leading global aluminum manufacturer, specializing in the development, production, and distribution of high-quality aluminum products. With a diverse range of industries served, including automotive, aerospace, and electrical appliances, UACJ strives to provide innovative solutions and contribute to a sustainable future. For more information about UACJ Corporation and its products, please visit their official website.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

Uacj Corporation

192 Patents

#365 in Tokyo

#725 in Japan

#4,377 in the World

Uacj Corporation

Forward Citations = 153

254 inventors:

Tomoki Yamayoshi (28 out of 29 patents)

Kotaro Kitawaki (24 out of 25 patents)

Hideyuki Hatakeyama (18 out of 19 patents)

4. Yasunaga Itoh (14 out of 22 patents)

5. Akio Niikura (13 out of 19 patents)

Please report any incorrect information to [email protected]

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