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Tokyo Tanabe Company, Ltd.

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USPTO Granted Patents = 41

CIPO Patents = 1

Forward Citations = 271

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85 inventors (with patents filed for the assignee):

Kiyokazu Murakami (5 out of 5 patents)

Akio Okamura (4 out of 4 patents)

Shinzo Nakazawa (4 out of 4 patents)

4. Naoto Matsuishi (4 out of 4 patents)

5. Shinji Tsuchiya (3 out of 6 patents)

6. Takashi Yazaki (3 out of 3 patents)

7. Susumu Yokura (3 out of 3 patents)

8. Hiromi Kimura (3 out of 3 patents)

9. Shoichi Moro (3 out of 3 patents)

10. Shigeki Omura (3 out of 3 patents)

11. Tsunetomo Takei (3 out of 3 patents)

12. Toshio Kawashima (3 out of 3 patents)

13. Nobuyuki Yasuda (2 out of 32 patents)

14. Shuri Yamada (2 out of 9 patents)

15. Goro Kimura (2 out of 4 patents)

Core Competencies:

Bile Acid

Indoline Compounds

Respiratory Disease

Antiulcer Agents

Granulation Method

Hepatitis C Inhibitor

Bacillus Strains

Pyrido Compounds

Surfactant

Dihydropyridine Derivatives

Hydrophobic Polypeptide

Bacterial Treatment

41 patents: Sort by Forward Citations

1. 5989855 - Bile acid converting microorganism and process for preparing bile acid (1999-11-23),

2. 5936098 - Process for producing indoline compounds and intermediates for the (1999-08-10),

3. 5900401 - Remedy for respiratory-tract viral disease (1999-05-04),

4. 5869319 - Bile acid-converting microorganism Bacillus sp. and a method of use (1999-02-09),

5. 5863550 - Cholestasis ameliorant (1999-01-26),

6. 5849801 - 4-amino-5-oxy-2,6,6-trimethyl-2-cycloheptene compounds (1998-12-15),

7. 5846964 - Hepatitis C virus proliferation inhibitor (1998-12-08),

8. 5840741 - Arteriosclerosis depressant (1998-11-24),

9. 5827825 - Synthetic peptide, lung surfactant containing the same and remedy for (1998-10-27),

10. 5798120 - Enteric granule-containing tablets (1998-08-25),

11. 5720439 - High speed agitated granulation method and high speed agitated (1998-02-24),

12. 5677326 - Indoline compound and 5-HT.sub.3 receptor antagonist containing the same (1997-10-14),

13. 5661166 - Saishin N compounds, process for preparing same and antiulcer agents (1997-08-26),

14. 5648457 - Purification method for hydrophobic polypeptide (1997-07-15),

15. 5601873 - Method for granulating and coating (1997-02-11),

Company Overview

Tokyo Tanabe Company, Ltd. is a prominent Japanese firm specializing in biopharmaceuticals and innovative healthcare solutions. The company focuses on the development of therapeutic agents targeting various health conditions, including respiratory-tract viral diseases and inflammatory intestinal diseases. Its research encompasses bile acid converting microorganisms and indoline compounds, contributing to advancements in cholestasis treatment and hepatitis C virus inhibition. Tokyo Tanabe is committed to enhancing health outcomes through its diverse portfolio of biotechnological innovations.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

41 Patents

#908 in Tokyo

#1,944 in Japan

#16,731 in the World

Tokyo Tanabe Company, Ltd.

Forward Citations = 271

85 inventors:

Kiyokazu Murakami (5 out of 5 patents)

Akio Okamura (4 out of 4 patents)

Shinzo Nakazawa (4 out of 4 patents)

4. Naoto Matsuishi (4 out of 4 patents)

5. Shinji Tsuchiya (3 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tokyo Tanabe Company, Ltd.. Retrieved from https://idiyas.com/company/tokyo-tanabe-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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