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Trademarks = 1

Forward Citations = 112

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21 inventors (with patents filed for the assignee):

Takashi Sakai (5 out of 11 patents)

Kazuhiko Morifuji (3 out of 3 patents)

Naoki Mochida (2 out of 4 patents)

4. Hiroshi Kitayama (1 out of 2 patents)

5. Seigi Suzuki (1 out of 6 patents)

6. Ryohei Noguchi (1 out of 1 patent)

7. Koichi Minami (1 out of 1 patent)

8. Yutaka Maeda (1 out of 1 patent)

9. Hirohumi Okura (1 out of 1 patent)

10. Mituo Kono (1 out of 1 patent)

11. Masuo Kawabata (1 out of 1 patent)

12. Kazuo Maeda (1 out of 1 patent)

13. Mitsuo Tsuneda (1 out of 1 patent)

14. Katsura Shimada (1 out of 1 patent)

15. Takeshi Kawada (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 4888147 - Process for production of cellulose acetate molding materials (1989-12-19),

2. 4826433 - Stick absorber for oral cavity (1989-05-02),

3. 4670953 - Method for forming warp beam of uniform diameter (1987-06-09),

4. 4583560 - Tobacco smoke filter (1986-04-22),

5. 4488563 - Filter plug (1984-12-18),

6. 4357188 - Method for manufacturing cigarette filters (1982-11-02),

7. 4252855 - Surface-modified cellulose acetate filaments and a process for producing (1981-02-24),

Mitsubishi Acetate Co., Ltd. is a leading manufacturer of acetate products including film, sheets, and fibers. With a history dating back to 1918, the company has established a strong reputation for quality and innovation in the industry. Their products are used in various applications such as packaging, printing, and electrical insulation. Mitsubishi Acetate is committed to sustainability and environmental responsibility in all aspects of their business operations.

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USPTO Data Jan 1 1976 - Dec 16 2025

7 Patents

#2,034 in Tokyo

#5,303 in Japan

Tokyo, Japan

Mitsubishi Acetate Co., Ltd