For the Inventor, By the Inventor

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Nitta Dupont Incorporated

USPTO Granted Patents = 5

EPO Patents = 4

Trademarks = 4

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

Kazuki Moriyama (3 out of 4 patents)

Noriaki Sugita (1 out of 7 patents)

Takayuki Matsushita (1 out of 7 patents)

4. Tomoki Yamasaki (1 out of 1 patent)

5. Mika Chinen (0 patent)

6. Shuhei Matsuda (0 patent)

7. Shuhei Matsuda (0 patent)

8. Mika Chinen (0 patent)

5 patents: Sort by Forward Citations

1. 12435244 - Polishing composition and method of polishing silicon wafer (2025-10-07),

2. 12203008 - Polishing slurry (2025-01-21),

3. 12152168 - Polishing slurry (2024-11-26),

4. 12129403 - Polishing composition (2024-10-29),

5. 11791164 - Polishing composition and polishing method (2023-10-17),

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USPTO Data Jan 1 1976 - Jan 6 2026

5 Patents

#625 in Osaka

#6,491 in Japan

Nitta Dupont Incorporated

Forward Citations = 0

4 inventors:

Kazuki Moriyama (3 out of 4 patents)

Noriaki Sugita (1 out of 7 patents)

Takayuki Matsushita (1 out of 7 patents)

4. Tomoki Yamasaki (1 out of 1 patent)

5. Mika Chinen (0 patent)

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