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Nippon Light Metal Company, Ltd.

USPTO Granted Patents = 306

CIPO Patents = 30

EPO Patents = 91

Trademarks = 1

Forward Citations = 1,381

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600 inventors (with patents filed for the assignee):

Hisashi Hori (46 out of 46 patents)

Nobushiro Seo (40 out of 40 patents)

Takayuki Sode (16 out of 17 patents)

4. Yoshihiko Moriyama (13 out of 21 patents)

5. Kosuke Yamanaka (12 out of 12 patents)

6. Toshiya Anami (11 out of 15 patents)

7. Hiroshi Horikawa (11 out of 19 patents)

8. Masahiko Katano (10 out of 10 patents)

9. Yoshihiro Taguchi (10 out of 10 patents)

10. Yasuo Oka (10 out of 10 patents)

11. Kaoru Sugita (9 out of 11 patents)

12. Hideki Suzuki (9 out of 41 patents)

13. Kazuyuki Fujita (9 out of 9 patents)

14. Donghai Piao (9 out of 9 patents)

15. Tatsuya Chigusa (9 out of 9 patents)

Core Competencies:

Battery Case

Joining Device

Rotary Tool

Liquid-Cooled Jacket

Aluminum Alloy

Explosion Proof Valve

Photoluminescent Aluminum Alloy

Friction Stir Welding

Electrode for Aluminum Electrolytic Capacitor

High Strength Aluminum Alloy

Coated Aluminum Material

Automatic Joining System

306 patents: Sort by Forward Citations

1. D1104949 - Battery case (2025-12-09),

2. D1103107 - Battery case (2025-11-25),

3. 12459050 - Joining device and joining method (2025-11-04),

4. 12420354 - Rotary tool, joining device, and joining method (2025-09-23),

5. D1091453 - Battery case (2025-09-02),

6. D1091452 - Battery case (2025-09-02),

7. D1091451 - Battery case (2025-09-02),

8. D1090422 - Battery case (2025-08-26),

9. 12358070 - Method for manufacturing liquid-cooled jacket (2025-07-15),

10. 12319986 - Aluminum alloy and aluminum alloy die casting material (2025-06-03),

11. 12319583 - Sodium borohydride production method (2025-06-03),

12. D1076787 - Explosion proof valve for battery case (2025-05-27),

13. 12304000 - Joining method (2025-05-20),

14. 12280442 - Rotary tool, joining device, and joining method (2025-04-21),

15. D1070739 - Explosion proof valve for battery case (2025-04-14),

NIPPON LIGHT METAL COMPANY, LTD. is a leading Japanese company in non-ferrous metal industry. They specialize in the production and distribution of aluminum and other light metal products. With a rich history spanning several decades, Nippon Light Metal Company has established itself as a trusted provider of high-quality products to various industries such as automotive, construction, and electronics. They uphold a commitment to sustainability and innovation, constantly striving to create environmentally-friendly solutions. Visit their website to learn more about their extensive range of products and services.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

306 Patents

#243 in Tokyo

#518 in Japan

#2,831 in the World

Nippon Light Metal Company, Ltd.

Forward Citations = 1,381

600 inventors:

Hisashi Hori (46 out of 46 patents)

Nobushiro Seo (40 out of 40 patents)

Takayuki Sode (16 out of 17 patents)

4. Yoshihiko Moriyama (13 out of 21 patents)

5. Kosuke Yamanaka (12 out of 12 patents)

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