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For the Inventor, By the Inventor

Tokyo, Japan

Calpis Co., Ltd.


USPTO Granted Patents = 35

% Expired Patents = 40.0



Trademarks = 17

Forward Citations = 130

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64 inventors (with patents filed for the assignee):

goldMedal Kohji Ohki (10 out of 10 patents)

silverMedal Kazuhito Ohsawa (9 out of 10 patents)

bronzeMedal Naoto Uchida (8 out of 8 patents)

4.  Naoyuki Yamamoto (8 out of 11 patents)

5.  Akihiro Masuyama (6 out of 7 patents)

6.  Toshiaki Takano (4 out of 8 patents)

7.  Yuu Ishida (4 out of 4 patents)

8.  Hiroshi Miyazaki (3 out of 54 patents)

9.  Shuji Kitamura (3 out of 13 patents)

10.  Tadashi Shinoda (3 out of 3 patents)

11.  Takashi Ueyama (3 out of 3 patents)

12.  Kiyoshi Maruta (3 out of 4 patents)

13.  Shigeru Tomiyama (2 out of 12 patents)

14.  Hiroaki Goto (2 out of 23 patents)

15.  Keita Tanaka (2 out of 63 patents)


Core Competencies:
Peptides
Brain Function
Functional Foods
Hepatopathy
Antiallergic Agents
Fermented Milk
Circadian Rhythm
Intestinal Disorders
Dioxin Elimination
Heart Failure
Skin Aging

35 patents:

1. 9523109 - Method for enzymatically preparing peptides for use in improvement of brain function (2016-12-20),
2. 9067972 - Skin aging-inhibiting peptide (2015-06-30),
3. 8921059 - Method and kit for detection of guaiacol-producing bacterium (2014-12-30),
4. 8916524 - Composition for improving brain function and method for improving brain function (2014-12-23),
5. 8895512 - Composition for improving brain function and method for improving brain function (2014-11-25),
6. 8883731 - Agent for reducing risk in onset of disease ascribable to non-dipper circadian rhythm of blood pressure (2014-11-11),
7. 8877483 - Dioxin elimination promoter (2014-11-04),
8. 8673854 - Prophylactic agent for heart failure (2014-03-18),
9. 8580557 - Casein hydrolyzate, process for producing the same and use thereof (2013-11-12),
10. 8569241 - Composition for improving brain function and method for improving brain function (2013-10-29),
11. D689773 - Container (2013-09-17),
12. D675535 - Container (2013-02-05),
13. 8367614 - Rheumatoid arthritis-preventive agent for oral intake (2013-02-05),
14. 8344101 - Composition for improving brain function and method for improving brain function (2013-01-01),
15. 8343925 - Composition for improving brain function and method for improving brain function (2013-01-01),
Company Overview
Calpis Co., Ltd. is a prominent Japanese company specializing in the development and production of beverages, particularly fermented dairy products and soft drinks. Known for its innovative approach, Calpis focuses on leveraging fermentation technology to create unique flavors and health-oriented products. The company operates primarily within the food and beverage sector, contributing to wellness and nutrition through its diverse product offerings. With a strong presence in Japan and expanding international reach, Calpis continues to enhance its portfolio in the global market.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Calpis Co., Ltd. USPTO Patent Assignee Logo
35 Patents

#994 in Tokyo

#2,130 in Japan

#19,168 in the World

Tokyo, JP
Tokyo, Japan

Calpis Co., Ltd.

Forward Citations = 130

64 inventors:

goldMedal Kohji Ohki (10 out of 10 patents)

silverMedal Kazuhito Ohsawa (9 out of 10 patents)

bronzeMedal Naoto Uchida (8 out of 8 patents)

4.  Naoyuki Yamamoto (8 out of 11 patents)

5.  Akihiro Masuyama (6 out of 7 patents)

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