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Ukima Colour & Chemicals Mfg. Co., Ltd.

USPTO Granted Patents = 28

EPO Patents = 1

Forward Citations = 258

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42 inventors (with patents filed for the assignee):

Kazuyuki Hanada (20 out of 40 patents)

Katsumi Kuriyama (15 out of 16 patents)

Iwao Misaizu (11 out of 11 patents)

4. Katsutoshi Torii (6 out of 8 patents)

5. Masashi Kashimura (5 out of 5 patents)

6. Motoaki Umezu (4 out of 7 patents)

7. Takeshi Kawaguchi (4 out of 8 patents)

8. Tomoko Goto (4 out of 4 patents)

9. Susumu Nakamura (3 out of 17 patents)

10. Katsuyuki Fukui (3 out of 4 patents)

11. Kenichi Takahashi (2 out of 55 patents)

12. Shigeru Yamada (2 out of 45 patents)

13. Masashi Saito (2 out of 52 patents)

14. Michiei Nakamura (2 out of 43 patents)

15. Hideyasu Torii (2 out of 3 patents)

28 patents: Sort by Forward Citations

1. 7288301 - Thermal recording media (2007-10-30),

2. 6159605 - Ink-jet recording sheet (2000-12-12),

3. 6143419 - Ink-jet recording sheet comprising a molecule containing tertiary amino (2000-11-07),

4. 6117552 - Ink-jet recording sheet and coating formulation for the production of (2000-09-12),

5. 5929188 - Polycarbodiimide compound, production process thereof, resin (1999-07-27),

6. 5922808 - PVA-base thermoplastic copolymer, and its production process and use (1999-07-13),

7. 5908808 - Back-side coating formulations for heat-sensitive recording materials (1999-06-01),

8. 5904974 - PVA-base thermoplastic copolymer and its production process and use (1999-05-18),

9. 5814434 - Composition for black matrix, fabrication process of black matrix and (1998-09-29),

10. 5700868 - Back-side coating formulations for heat-sensitive recording materials (1997-12-23),

11. 5621042 - Coating compositions (1997-04-15),

12. 5571623 - Fine polyurethane particles, colloidal polyurea particles, and (1996-11-05),

13. 5384365 - Release agents (1995-01-24),

14. 5321083 - Coating compositions (1994-06-14),

15. 5262492 - Siloxane-modified polyester resins and production processes thereof (1993-11-16),

Ukima Colour & Chemicals Mfg. Co., Ltd. is a leading manufacturer and supplier of high-quality colour and chemical products. With over 20 years of experience in the industry, we have earned a reputation for delivering superior products and outstanding customer service. Our wide range of products includes dyes, pigments, colorants, and specialty chemicals used in various industries such as textiles, paints, plastics, and printing inks. We are committed to providing innovative solutions, ensuring customer satisfaction, and maintaining high standards of quality and environmental responsibility. Visit our website to explore our products and learn more about our company.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

28 Patents

#970 in Tokyo

#2,357 in Japan

#22,582 in the World

Ukima Colour & Chemicals Mfg. Co., Ltd.

Forward Citations = 258

42 inventors:

Kazuyuki Hanada (20 out of 40 patents)

Katsumi Kuriyama (15 out of 16 patents)

Iwao Misaizu (11 out of 11 patents)

4. Katsutoshi Torii (6 out of 8 patents)

5. Masashi Kashimura (5 out of 5 patents)

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