Forward Citations = 13

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12 inventors (with patents filed for the assignee):

Toshio Nakamatsu (2 out of 15 patents)

Yasuhiro Nishida (2 out of 6 patents)

Masanobu Terao (2 out of 3 patents)

4. Yuzo Maegawa (2 out of 11 patents)

5. Takashi Omura (1 out of 71 patents)

6. Yasuyuki Suzuki (1 out of 18 patents)

7. Hiroshi Yamachika (1 out of 13 patents)

8. Yasuyoshi Ueda (1 out of 14 patents)

9. Kiyoyasu Hashimoto (1 out of 6 patents)

10. Yoshitugu Egashira (1 out of 2 patents)

11. Takanori Kondo (1 out of 1 patent)

12. Kunihiko Tanaka (1 out of 24 patents)

5 patents: Sort by Forward Citations

1. 5162570 - Process for producing 1,4-dihydroxy-2-arylnaphthoate (1992-11-10),

2. 5136045 - Pyrazole containing methine compounds (1992-08-04),

3. 5017713 - Process for preparing substituted aminoanthraquinones (1991-05-21),

4. 5012015 - Process for producing 2,4-dichloro-3-alkyl-6-nitrophenol (1991-04-30),

5. 4902798 - Anthrapyridone compounds (1990-02-20),

Daiei Chemical Co., Ltd. is a Japanese company specializing in the manufacture and sale of chemicals, pharmaceuticals, and healthcare products. With a history of over 70 years, Daiei Chemical is known for their high-quality products and commitment to innovation. The company prides itself on providing solutions that meet the needs of their customers while promoting sustainability and environmental responsibility.

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Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

5 Patents

#108 in Hyogo

#6,488 in Japan

Hyogo, Japan

Daiei Chemical Co., Ltd.