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EPO Patents = 5

Trademarks = 3

Forward Citations = 26

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9 inventors (with patents filed for the assignee):

Toshihiko Soyama (4 out of 12 patents)

Atsushi Tamura (4 out of 4 patents)

Junji Nemoto (3 out of 6 patents)

4. Hideaki Komiyama (3 out of 3 patents)

5. Akira Isogai (2 out of 16 patents)

6. Tsuguyuki Saito (2 out of 5 patents)

7. Nobuyuki Sakadume (1 out of 3 patents)

8. Koji Tanaka (1 out of 1 patent)

9. Shota Fukushima (1 out of 1 patent)

10. Hisashi Hamabe (1 patent)

11. Nozomi Tashiro (0 patent)

12. Masashi Sato (0 patent)

13. Shota Fukushima (0 patent)

14. Koji Tanaka (0 patent)

7 patents: Sort by Forward Citations

1. 12446201 - Electromagnetic wave noise suppression sheet and method for manufacturing the same (2025-10-14),

2. 12428544 - Electromagnetic wave shield sheet manufacturing method and electromagnetic wave shield sheet (2025-09-30),

3. 12410058 - Method for manufacturing carbon nanotube aqueous dispersion (2025-09-09),

4. 11969695 - Porous body and process for manufacturing same (2024-04-30),

5. 11905650 - Water repellent oil repellent agent and method for producing same, and water repellent oil repellent product and method for producing same (2024-02-20),

6. 10556197 - Method for manufacturing filter medium for air filter (2020-02-11),

7. 10443167 - Method for producing a wet-laid nonwoven fabric (2019-10-15),

Hokuetsu Corporation is a leading Japanese company specializing in the manufacturing of paper products, chemicals, and energy. With a history dating back over a century, Hokuetsu is known for its commitment to innovation, quality, and sustainability. The company operates multiple factories and facilities throughout Japan, serving a wide range of industries and markets.

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

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USPTO Data Jan 1 1976 - Jan 6 2026

7 Patents

#16 in Niigata

#5,307 in Japan

Niigata, Japan

Hokuetsu Corporation