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Dainichiseika Color & Chemicals Mfg. Co., Ltd.

USPTO Granted Patents = 265

CIPO Patents = 9

EPO Patents = 115

Trademarks = 17

Forward Citations = 1,407

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380 inventors (with patents filed for the assignee):

Michiei Nakamura (41 out of 43 patents)

Kazuyuki Hanada (35 out of 40 patents)

Hiroyuki Shimanaka (31 out of 32 patents)

4. Shinya Tsuchida (21 out of 48 patents)

5. Yoshikazu Murakami (20 out of 39 patents)

6. Takanori Sannan (20 out of 20 patents)

7. Norio Tanaka (18 out of 43 patents)

8. Kenichi Takahashi (17 out of 55 patents)

9. Nobuyuki Kobayashi (17 out of 38 patents)

10. Shojiro Horiguchi (17 out of 17 patents)

11. Katsumi Kuriyama (16 out of 16 patents)

12. Kazuya Kimura (15 out of 27 patents)

13. Ichiro Ueno (15 out of 31 patents)

14. Takashi Hiraga (15 out of 25 patents)

15. Minoru Takizawa (15 out of 16 patents)

Core Competencies:

Polyurethane Aqueous Dispersion

Thermally Conductive Oxide

A-B Block Copolymer

Resin Beads

Pigment Dispersion

Conductive Resin Composition

Cosmetic Molded Article

Gas-Barrier Resin Film

Ozone Oxidation Treatment

Self-Crosslinkable Polyhydroxy Resin

Silicone-Modified Polyurethane Fiber

Alumina-Based Oxide

265 patents: Sort by Forward Citations

1. 12497535 - Porous layer constituent and production method therefor (2025-12-16),

2. 12473392 - Polyurethane aqueous dispersion, adhesive, synthetic leather and paint (2025-11-18),

3. 12378350 - Aqueous polyurethane resin dispersion and method for producing same, paint, film arrangement, and structure (2025-08-05),

4. 12281254 - Alumina-based thermally conductive oxide and method for producing same (2025-04-21),

5. 12264217 - Surface treatment film, manufacturing method therefor, and article (2025-04-01),

6. 12237097 - Carbon material dispersion (2025-02-25),

7. 12194117 - Resin beads, method for producing resin beads, and product using resin beads (2025-01-14),

8. 12173105 - A-B block copolymer, polymer emulsion and water-based inkjet ink (2024-12-24),

9. 12168741 - Urethane prepolymer, adhesive, multilayer body and synthetic leather (2024-12-17),

10. 12146045 - Carbon material dispersion (2024-11-19),

11. 12065575 - Aqueous pigment dispersion liquid, aqueous ink-jet ink, and dry coating (2024-08-20),

12. 12017470 - Resin composition for back-surface layer and heat-sensitive transfer recording material (2024-06-25),

13. 11998630 - Resin beads, method for producing resin beads and product using resin beads (2024-06-04),

14. 11926741 - Method for producing quinacridone solid-solution pigment, pigment dispersion, and ink-jet ink (2024-03-12),

15. 11926718 - Resin beads, method for producing resin beads, and product using resin beads (2024-03-12),

Dainichiseika Color & Chemicals Mfg. Co., Ltd. is a global chemical manufacturing company based in Japan. With over 100 years of expertise, they specialize in the production and distribution of a diverse range of colors, pigments, and chemicals for various industries including printing, plastics, paints, and textiles. Dainichiseika is committed to providing high-quality products and innovative solutions to meet customer requirements. For more information about their products and services, please visit their official website.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

265 Patents

#1 in Chuo-ku

#560 in Japan

#3,196 in the World

Dainichiseika Color & Chemicals Mfg. Co., Ltd.

Forward Citations = 1,407

380 inventors:

Michiei Nakamura (41 out of 43 patents)

Kazuyuki Hanada (35 out of 40 patents)

Hiroyuki Shimanaka (31 out of 32 patents)

4. Shinya Tsuchida (21 out of 48 patents)

5. Yoshikazu Murakami (20 out of 39 patents)

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