% Expired Patents = 37.5

EPO Patents = 1

Trademarks = 1

Forward Citations = 12

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28 inventors (with patents filed for the assignee):

Kengo Suzuki (7 out of 16 patents)

Ayaka Nakashima (4 out of 4 patents)

Yuta Asayama (3 out of 3 patents)

4. Osamu Iwata (3 out of 3 patents)

5. Eriko Yoshida (3 out of 3 patents)

6. Ryo Arashida (3 out of 3 patents)

7. Ryohei Nakano (2 out of 7 patents)

8. Misa Ohgushi (1 out of 1 patent)

9. Naoki Harada (1 out of 1 patent)

10. Yoshihisa Nakano (1 out of 3 patents)

11. Hideyuki Adachi (1 out of 1 patent)

12. Masaharu Tasaki (1 out of 1 patent)

13. Yoichi Kuroiwa (1 out of 1 patent)

14. Keisuke Kojima (1 out of 2 patents)

15. Takeshi Hasegawa (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 10456433 - Suppressive agent for rheumatoid arthritis, prophylactic agent for rheumatoid arthritis, therapeutic agent for rheumatoid arthritis, and food for suppressing rheumatoid arthritis (2019-10-29),

2. 10231989 - Renal insufficiency progression inhibitor, prophylactic agent for renal insufficiency and indoxyl sulfate production inhibitor (2019-03-19),

3. 10117901 - Prophylactic or therapeutic agent for peptic ulcer, food additive for prophylactic or therapeutic use, iNOS expression inhibitor and COX-2 expression inhibitor (2018-11-06),

4. 10047338 - Algae cultivation method and production method for osmotic pressure regulator (2018-08-14),

5. 9644193 - B-1,3-glucanase, polynucleotide, recombinant vector, transformant, production method for B-1,3- glucanase, enzyme preparation, and production method for paramylon having reduced molecular weight (2017-05-09),

6. 9045784 - Method for production of euglena containing wax ester at high content, and method for production of wax ester (2015-06-02),

7. 8951773 - Production method for biofuel (2015-02-10),

8. 8877737 - Allergy inhibitor (2014-11-04),

Company Overview

Euglena Co., Ltd. is a biotechnology company specializing in microalgae-based products. Founded in 2005, the company focuses on the cultivation and commercialization of Euglena, a type of single-celled organism. Euglena Co., Ltd. produces various products such as nutritional supplements, cosmetics, and biofuels, leveraging the unique properties of Euglena. The company is committed to sustainable practices and innovation in the biotechnology industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

8 Patents

#2,150 in Tokyo

#5,045 in Japan

Tokyo, Japan

Euglena Co., Ltd.

Forward Citations = 12

28 inventors:

Kengo Suzuki (7 out of 16 patents)

Ayaka Nakashima (4 out of 4 patents)

Yuta Asayama (3 out of 3 patents)

4. Osamu Iwata (3 out of 3 patents)

5. Eriko Yoshida (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Euglena Co., Ltd.. Retrieved from https://idiyas.com/company/euglena-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

1 patent (EPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]