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Nippon Kodoshi Corporation

USPTO Granted Patents = 32

CIPO Patents = 5

EPO Patents = 11

Trademarks = 1

Forward Citations = 237

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43 inventors (with patents filed for the assignee):

Atsushi Igawa (12 out of 12 patents)

Norihiro Wada (11 out of 11 patents)

Haruo Sawa (7 out of 8 patents)

4. Takumi Ichimura (6 out of 6 patents)

5. Naoki Fujimoto (4 out of 4 patents)

6. Masahiko Ueta (4 out of 4 patents)

7. Gaku Matsuoka (4 out of 4 patents)

8. Kosuke Tanaka (4 out of 4 patents)

9. Masahiro Kuroiwa (3 out of 3 patents)

10. Shigeru Okada (3 out of 3 patents)

11. Katsutoshi Rokuta (3 out of 3 patents)

12. Naoya Kawazawa (2 out of 2 patents)

13. Pierluigi Barbaro (2 out of 3 patents)

14. Claudio Bianchini (2 out of 2 patents)

15. Francesca Liguori (2 out of 3 patents)

32 patents: Sort by Forward Citations

1. 12456781 - Separator for alkaline batteries, and alkaline battery (2025-10-28),

2. 12308168 - Separator for electrochemical elements, and electrochemical element (2025-05-20),

3. 11742148 - Separator for aluminum electrolytic capacitor, and aluminum electrolytic capacitor (2023-08-29),

4. 11588207 - Separator for electrochemical element and electrochemical element (2023-02-21),

5. 11538639 - Separator for electrochemical elements, and electrochemical element (2022-12-27),

6. 11177535 - Separator and non-aqueous electrolyte battery (2021-11-16),

7. 11094475 - Separator for electrochemical element and electrochemical element (2021-08-17),

8. 11063319 - Separator for electrochemical element and electrochemical element (2021-07-13),

9. 10964485 - Separator for aluminum electrolytic capacitors, and aluminum electrolytic capacitor (2021-03-30),

10. 10892456 - Separator for electrochemical element, electrochemical element, automobile, and electronic device (2021-01-12),

11. 10804517 - Alkaline battery separator and alkaline battery (2020-10-13),

12. 10748713 - Separator for electrochemical device and electrochemical device (2020-08-18),

13. 10566141 - Separator and aluminum electrolytic capacitor (2020-02-18),

14. 10508389 - Separator for electrochemical element and electrochemical element (2019-12-17),

15. 10497913 - Separator for power storage device and power storage device using the separator (2019-12-03),

NIPPON KODOSHI CORPORATION is a leading manufacturing company specializing in the production of high-quality household products. With a commitment to innovation and customer satisfaction, we offer a wide range of products including kitchenware, bathroom accessories, and cleaning tools. Our products are known for their durability, functionality, and stylish design. For more information about our company and products, please visit our website.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

32 Patents

#2 in Kochi

#2,184 in Japan

#20,095 in the World

Nippon Kodoshi Corporation

Forward Citations = 237

43 inventors:

Atsushi Igawa (12 out of 12 patents)

Norihiro Wada (11 out of 11 patents)

Haruo Sawa (7 out of 8 patents)

4. Takumi Ichimura (6 out of 6 patents)

5. Naoki Fujimoto (4 out of 4 patents)

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