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Oriental Yeast Co., Ltd.

Calculating rank

USPTO Granted Patents = 69

% Expired Patents = 7.2

CIPO Patents = 2

EPO Patents = 15

Trademarks = 2

Forward Citations = 244

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155 inventors (with patents filed for the assignee):

Tuyosi Fujita (10 out of 11 patents)

Kohji Uchida (7 out of 7 patents)

Hirokazu Matsukawa (7 out of 8 patents)

4. Minoru Ohashi (7 out of 22 patents)

5. Isamu Takagahara (7 out of 7 patents)

6. Hisataka Yasuda (6 out of 7 patents)

7. Tsuyoshi Fujita (5 out of 7 patents)

8. Yushi Matuo (5 out of 7 patents)

9. Kaoru Miyazaki (5 out of 6 patents)

10. Osamu Oka (5 out of 7 patents)

11. Takekazu Horio (5 out of 5 patents)

12. Yasuo Suzuki (5 out of 99 patents)

13. Masatsugu Nonobe (4 out of 4 patents)

14. Katsumi Fujii (4 out of 4 patents)

15. Yuriko Furuya (3 out of 3 patents)

Core Competencies:

Pluripotent Stem Cells

Chondrocyte Proliferation

Yeast Extract

Whipped Cream

Nicotinamide Adenine Dinucleotide

Baker's Yeast

Immunopotentiating Yeast

Thermostable Enzymes

DNA Recombinant Technology

Fermented Seasoning

Protein Markers

Disease Model Development

69 patents: Sort by Forward Citations

1. 12331322 - Agent for accelerating growth of pluripotent stem cells (2025-06-17),

2. 11814652 - Pluripotent stem cell differentiation-promoting agent (2023-11-14),

3. 11634690 - Agent for accelerating growth of pluripotent stem cells (2023-04-25),

4. 11219632 - Skin pigmentation inhibitor (2022-01-11),

5. 9737494 - Method of regulating circadian rhythm, and method of preparing circadian rhythm regulatory agent (2017-08-22),

6. 9435811 - Inducer of chondrocyte proliferation and differentiation (2016-09-06),

7. 9339046 - Frozen fresh cream to be whipped, method for producing the frozen fresh cream, whipped cream, and method for producing the whipped cream (2016-05-17),

8. 9185926 - High-zinc yeast extract, method of producing same and agents and foods containing same (2015-11-17),

9. 9127322 - Yeast having immunopotentiating capability and food or feed (2015-09-08),

10. 8802627 - Fusion protein composed of matrix metalloproteinase-2 inhibitor peptide derived from amyloid-B precursor protein and tissue inhibitor of metalloproteinase-2 (2014-08-12),

11. 8728814 - Technique for culture of mesenchymal stem cell utilizing laminin-5 (2014-05-20),

12. 8487087 - Model animal in which state of disease condition is observable in real time, gene construct for achieving the same and use of the same (2013-07-16),

13. 8334261 - Osteopenia animal model (2012-12-18),

14. 8329406 - Method of separating and distinguishing walnut from pecan nut (2012-12-11),

15. 8257933 - Detection of inflammatory disease and composition for prevention or treatment of inflammatory disease (2012-09-04),

Company Overview

Oriental Yeast Co., Ltd., headquartered in Tokyo, specializes in yeast biotechnology, focusing on the development and production of various yeast products. The company is known for its innovations in pluripotent stem cells and chondrocyte proliferation, contributing to advancements in biotechnology and health. Its product range includes yeast extracts, baker's yeast, and immunopotentiating yeast, alongside applications in food technology such as whipped cream and thermostable enzymes, reflecting a commitment to enhancing food quality and health benefits.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

69 Patents

#677 in Tokyo

#1,418 in Japan

#10,778 in the World

Oriental Yeast Co., Ltd.

Forward Citations = 244

155 inventors:

Tuyosi Fujita (10 out of 11 patents)

Kohji Uchida (7 out of 7 patents)

Hirokazu Matsukawa (7 out of 8 patents)

4. Minoru Ohashi (7 out of 22 patents)

5. Isamu Takagahara (7 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Oriental Yeast Co., Ltd.. Retrieved from https://idiyas.com/company/oriental-yeast-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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