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Nitto Kogyo Co., Ltd.

USPTO Granted Patents = 37

Forward Citations = 246

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31 inventors (with patents filed for the assignee):

Naka Hirayama (10 out of 10 patents)

Yuichiro Higashi (9 out of 9 patents)

Yasuhide Hamada (5 out of 5 patents)

4. Youichi Ishikawa (5 out of 8 patents)

5. Atsushi Ikeda (4 out of 4 patents)

6. Shinji Saito (3 out of 217 patents)

7. Takeshi Kato (3 out of 71 patents)

8. Masao Takagi (3 out of 6 patents)

9. Goki Inukai (3 out of 4 patents)

10. Kesaaki Kitazawa (3 out of 4 patents)

11. Sanji Inagaki (2 out of 17 patents)

12. Naoki Toda (2 out of 3 patents)

13. Jun Ogawa (1 out of 1 patent)

14. Hiroyuki Nakano (1 out of 12 patents)

15. Naka Hirayma (1 out of 1 patent)

37 patents: Sort by Forward Citations

1. 7776935 - Water-in-oil emulsion composition for forming silicone elastomer porous material (2010-08-17),

2. 7699764 - Fixing roller (2010-04-20),

3. 7285578 - Water-in-oil emulsion composition for forming silicone elastomer porous material (2007-10-23),

4. 7268169 - Silicone elastomer porous body (2007-09-11),

5. 7239837 - Fixing apparatus (2007-07-03),

6. 7212776 - Fixing belt having higher hardness at a rear surface than at a front surface (2007-05-01),

7. 7152322 - Toner supply roller (2006-12-26),

8. 7022417 - Metal belt and coated belt (2006-04-04),

9. 7007384 - Developing roller and method of producing the same (2006-03-07),

10. 6935994 - Fixing roller (2005-08-30),

11. 6763218 - Fixing apparatus (2004-07-13),

12. 6685612 - Developing roller (2004-02-03),

13. 6647238 - Fixing belt and fixing apparatus equipped with same (2003-11-11),

14. 6555163 - Developing roller and method of producing the same (2003-04-29),

15. 6471628 - Developing roller with porous surface (2002-10-29),

Nitto Kogyo Co., Ltd. is a Japanese company specializing in the design, development, and manufacturing of various types of industrial machinery. With a strong emphasis on innovation and quality, the company has established itself as a leader in the industry, delivering reliable and efficient solutions to clients worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

37 Patents

#847 in Tokyo

#2,014 in Japan

#17,726 in the World

Nitto Kogyo Co., Ltd.

Forward Citations = 246

31 inventors:

Naka Hirayama (10 out of 10 patents)

Yuichiro Higashi (9 out of 9 patents)

Yasuhide Hamada (5 out of 5 patents)

4. Youichi Ishikawa (5 out of 8 patents)

5. Atsushi Ikeda (4 out of 4 patents)

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