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Mitsui Sugar Co., Ltd.

USPTO Granted Patents = 25

% Expired Patents = 16.0

CIPO Patents = 2

EPO Patents = 12

Forward Citations = 103

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60 inventors (with patents filed for the assignee):

Yukie Nagai (6 out of 9 patents)

Masami Mizu (6 out of 6 patents)

Jun Kashimura (6 out of 6 patents)

4. Tadashi Ebashi (6 out of 6 patents)

5. Toshikazu Kawai (5 out of 6 patents)

6. Junichi Shimizu (5 out of 9 patents)

7. Yoshikazu Nakajima (5 out of 5 patents)

8. Seiji Shinkai (4 out of 17 patents)

9. Kazuo Sakurai (4 out of 11 patents)

10. Takeo Mizutani (4 out of 4 patents)

11. Kenji Koge (4 out of 4 patents)

12. Toshiaki Sugitani (4 out of 4 patents)

13. Takeo Shimizu (3 out of 39 patents)

14. Hiroshi Murakami (3 out of 62 patents)

15. Kazuya Koumoto (3 out of 3 patents)

Core Competencies:

Anti-Obesity Agent

Isomaltulose

Sugar Crystallization

Deodorant

Polysaccharide

Gene Carrier

Vaccine Adjuvants

Nutritive Sugar

Trehalulose

Low-Cariogenic Sweeteners

Immunostimulating Agents

Bone Metabolism

25 patents: Sort by Forward Citations

1. 12102709 - Anti-obesity agent, anti-dementia agent, deodorant, anti-aging agent, anti-glycation agent, anti-type I allergy agent, hypotensive agent, flavor improving agent, muscle enhancing agent, and bone metabolism improving agent (2024-10-01),

2. 12036311 - Anti-obesity agent, anti-dementia agent, deodorant, anti-aging agent, anti-glycation agent, anti-type I allergy agent, hypotensive agent, flavor improving agent, muscle enhancing agent, and bone metabolism improving agent (2024-07-16),

3. 9737558 - Peyer's patch activator (2017-08-22),

4. 9670555 - Method for producing a sugar crystal-containing liquid (2017-06-06),

5. 9017745 - Method of using isomaltulose to suppress body fat accumulation (2015-04-28),

6. 9017744 - Method of using isomaltulose to suppress blood glucose level increase (2015-04-28),

7. 8709514 - Stevia formulation (2014-04-29),

8. 8017742 - Gene carrier (2011-09-13),

9. 7935683 - Polysaccharide-carbon nanotube complex (2011-05-03),

10. 7790189 - Immunostimulating agents (2010-09-07),

11. 7521433 - Gene carriers with the use of polysaccharide and process for producing the same (2009-04-21),

12. 7416745 - Preventives or remedies for infection, anti-endotoxin agents, vaccine adjuvants and growth promoters (2008-08-26),

13. 7368136 - Preventives or remedies for infection, anti-endotoxin agents, vaccine adjuvants and growth promoters (2008-05-06),

14. 7150885 - Preventives/remedies for infection, anti-endtoxin agents, vaccine adjuvants and growth promoters (2006-12-19),

15. 6586019 - Deodorant (2003-07-01),

Company Overview

Mitsui Sugar Co., Ltd. is a prominent player in the sugar industry, specializing in the production and distribution of various sugar products. The company is engaged in the development of innovative sugar solutions and related food products, catering to both domestic and international markets. With a strong emphasis on quality and sustainability, Mitsui Sugar leverages advanced processing technologies to enhance its offerings. The firm is headquartered in Tokyo, Japan, and plays a significant role in the agricultural and food sectors.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

25 Patents

#1,196 in Tokyo

#2,572 in Japan

#25,730 in the World

Mitsui Sugar Co., Ltd.

Forward Citations = 103

60 inventors:

Yukie Nagai (6 out of 9 patents)

Masami Mizu (6 out of 6 patents)

Jun Kashimura (6 out of 6 patents)

4. Tadashi Ebashi (6 out of 6 patents)

5. Toshikazu Kawai (5 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Mitsui Sugar Co., Ltd.. Retrieved from https://idiyas.com/company/mitsui-sugar-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]

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