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Miyoshi Kasei, Inc.

USPTO Granted Patents = 16

EPO Patents = 8

Trademarks = 13

Forward Citations = 119

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12 inventors (with patents filed for the assignee):

Yukio Hasegawa (9 out of 12 patents)

Masaakira Horino (9 out of 10 patents)

Taizo Miyoshi (2 out of 2 patents)

4. Ryo Ohara (2 out of 2 patents)

5. Miwa Nishizawa (2 out of 2 patents)

6. Hideki Takahashi (1 out of 92 patents)

7. Yasushi Takeuchi (1 out of 46 patents)

8. Shinya Kuwazuru (1 out of 2 patents)

9. Katsuki Ogawa (1 out of 13 patents)

10. Sadaki Takata (1 out of 14 patents)

11. Miwa Ohara (1 out of 1 patent)

12. Toru Sakurada (1 out of 1 patent)

13. Mitunari Saito (1 patent)

14. Kazuo Sato (0 patent)

15. Masaharu Suzuki (0 patent)

16 patents: Sort by Forward Citations

1. 12168068 - Hydrophilized organic powder and cosmetic including hydrophilized organic powder (2024-12-17),

2. 12161736 - Hydrophilic inorganic powder and cosmetic preparation containing the same (2024-12-10),

3. 9597269 - Surface-treated powders and cosmetic compositions in which such powders are mixed (2017-03-21),

4. 9597268 - Surface-treated and plate-like powder for cosmetic compositions and solid powdery cosmetic composition blended therewith (2017-03-21),

5. 8105691 - Hydrophilized surface-treated powder and cosmetics containing same (2012-01-31),

6. 7682622 - Cosmetics (2010-03-23),

7. 7531184 - Composite powders and cosmetics containing the same (2009-05-12),

8. 7374783 - Powders coated with specific lipoamino acid composition and cosmetics containing the same (2008-05-20),

9. 6730309 - Sebum-adsorbent powder and use thereof (2004-05-04),

10. 6482441 - Coated powder having super-dispersibility and cosmetic containing the same (2002-11-19),

11. 6416573 - Composite pigment and cosmetics containing the same (2002-07-09),

12. 6296860 - Coated pigments and extender pigments, and cosmetics containing the same (2001-10-02),

13. 6200580 - Powdered base material treated with organic silicon compounds and their method for producing (2001-03-13),

14. 6156324 - Compositions for cosmetics and cosmetics (2000-12-05),

15. 5968529 - Dispersion of ultraviolet intercepting moisture-retaining agent and (1999-10-19),

Miyoshi Kasei, Inc. is a leading manufacturer of high-performance plastic products for various industries. With a strong focus on innovation and quality, Miyoshi Kasei offers a wide range of solutions including injection molding, extrusion, and blow molding. The company is committed to providing exceptional products and services to meet the diverse needs of its customers.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

16 Patents

#55 in Saitama 343-0827

#3,266 in Japan

#36,676 in the World

Miyoshi Kasei, Inc.

Forward Citations = 119

12 inventors:

Yukio Hasegawa (9 out of 12 patents)

Masaakira Horino (9 out of 10 patents)

Taizo Miyoshi (2 out of 2 patents)

4. Ryo Ohara (2 out of 2 patents)

5. Miwa Nishizawa (2 out of 2 patents)

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