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Toyama, Japan

Daiichi Fine Chemical Co., Ltd.


USPTO Granted Patents = 8



Trademarks = 4

Forward Citations = 9

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37 inventors (with patents filed for the assignee):

goldMedal Keiji Sakamoto (4 out of 7 patents)

silverMedal Sakayu Shimizu (3 out of 73 patents)

bronzeMedal Shinji Kita (2 out of 5 patents)

4.  Michihiko Kataoka (2 out of 8 patents)

5.  Kazuya Tsuzaki (2 out of 3 patents)

6.  Tadanori Morikawa (2 out of 7 patents)

7.  Hideaki Yamada (1 out of 72 patents)

8.  Eitora Yamamura (1 out of 5 patents)

9.  Hajime Ito (1 out of 3 patents)

10.  Koichi Wada (1 out of 8 patents)

11.  Nobuhiro Take (1 out of 1 patent)

12.  Fumio Maniwa (1 out of 1 patent)

13.  Yukiko Shimmoto (1 out of 1 patent)

14.  Hiroshi Morimoto (1 out of 8 patents)

15.  Noriaki Murata (1 out of 2 patents)


8 patents:

1. 8003615 - Stable vitamin B6 derivative (2011-08-23),
2. 7642370 - Method for preparing prostaglandin derivative (2010-01-05),
3. 7569730 - Bisphosphine ligand (2009-08-04),
4. 7446187 - Plasmids and utilization thereof (2008-11-04),
5. 7166452 - Aminoketone asymmetric reductase and nucleic acid thereof (2007-01-23),
6. 6835559 - Process for the production of optically active &bgr;-amino alcohols (2004-12-28),
7. 6582940 - Method for producing calcium pantothenate (2003-06-24),
8. 6406898 - D-pantolactone hydrolase and gene encoding the same (2002-06-18),
Daiichi Fine Chemical Co., Ltd. is a leading manufacturer of fine chemicals and pharmaceutical raw materials. With over 100 years of experience, the company offers a wide range of high-quality products and services to customers worldwide. Daiichi Fine Chemical is committed to innovation, sustainability, and customer satisfaction.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

8 Patents

#21 in Toyama 939-0643

#4,915 in Japan

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Toyama, Japan

Daiichi Fine Chemical Co., Ltd.

Forward Citations = 9

37 inventors:

goldMedal Keiji Sakamoto (4 out of 7 patents)

silverMedal Sakayu Shimizu (3 out of 73 patents)

bronzeMedal Shinji Kita (2 out of 5 patents)

4.  Michihiko Kataoka (2 out of 8 patents)

5.  Kazuya Tsuzaki (2 out of 3 patents)

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