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For the Inventor, By the Inventor

Tokyo, Japan

Microbial Chemistry Research Foundation

USPTO Granted Patents = 44

% Expired Patents = 52.3



Forward Citations = 43

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101 inventors (with patents filed for the assignee):

goldMedal Masayuki Igarashi (10 out of 15 patents)

silverMedal Yoshiaki Takahashi (9 out of 36 patents)

bronzeMedal Masakatsu Shibasaki (9 out of 39 patents)

4.  Naoya Kumagai (8 out of 9 patents)

5.  Hiroyasu Doi (6 out of 6 patents)

6.  Hiroyuki Inoue (5 out of 125 patents)

7.  Manabu Kawada (5 out of 5 patents)

8.  Toshiaki Miyake (5 out of 11 patents)

9.  Daishiro Ikeda (5 out of 18 patents)

10.  Yoshihiko Kobayashi (4 out of 16 patents)

11.  Shun-ichi Ohba (4 out of 4 patents)

12.  Naoko Kinoshita (4 out of 6 patents)

13.  Zhao Hui (4 out of 4 patents)

14.  Masa Hamada (4 out of 51 patents)

15.  Tomio Takeuchi (4 out of 186 patents)


Core Competencies:
Aminoglycoside Antibiotics
Anti-Tuberculosis Drugs
Protease
Optically Active Compounds
Cancer Cell Growth Inhibitors
Antibacterial Agents
Macrolide Derivatives
Genetic Disease Treatments
Aflatoxin Inhibitors
Salt-Containing Waste Treatment
Compound Synthesis
Drug Transporters

44 patents:

1. 11135234 - Effective aminoglycoside antibiotic for multidrug-resistant bacteria (2021-10-05),
2. 10974232 - Catalyst, method for forming amide bond, and method for producing amide compound (2021-04-13),
3. 10617704 - Effective aminoglycoside antibiotic for multidrug-resistant bacteria (2020-04-14),
4. 10413892 - Catalyst, production method therefor, and method for producing optically active anti-1, 2-nitroalkanol compound (2019-09-17),
5. 10202347 - Compound, production method therefor, and use of said compound (2019-02-12),
6. 9969699 - Cancer cell growth inhibitor, anticancer agent, and method for screening same, as well as novel compound (2018-05-15),
7. 9951067 - Optically active α-trifluoromethyl-β-amino acid derivative production method (2018-04-24),
8. 9901913 - Catalyst and method for producing optically active anti-1,2-nitroalkanol compound (2018-02-27),
9. 9850211 - Compound, production method therefor, and use of said compound (2017-12-26),
10. 9839648 - Combined anti-acid-fast bacterial agent, screening method for anti-acid-fast bacterial agents, and activity inhibitor of WecA or ortholog thereof (2017-12-12),
11. 9617217 - Compound, production method therefor, and use of said compound (2017-04-11),
12. 9512075 - Compound; tautomer and geometric isomer thereof; salt of said compound, tautomer, or geometric isomer; method for manufacturing said compound, tautomer, isomer, or salt; antimicrobial agent; and anti-infective drug (2016-12-06),
13. 9493492 - Compound, manufacturing method therefor, and method for manufacturing optically active α-aminophosphonate derivative (2016-11-15),
14. 9440871 - Treatment agent for salt-containing organic waste liquid, salt concentration-reducing agent, treatment method for salt-containing organic waste liquid, and entrapment immobilization carrier (2016-09-13),
15. 9416189 - Anti-CXADR antibody (2016-08-16),
Company Overview
The Microbial Chemistry Research Foundation, based in Tokyo, specializes in the development of innovative solutions in the field of microbial chemistry. The organization focuses on a range of core technology topics, including aminoglycoside antibiotics, catalyst production, and cancer cell growth inhibitors. Additionally, it explores optically active compounds and anti-CXADR antibodies, contributing to advancements in drug transporters and anti-tuberculosis drugs. Through its research, the foundation aims to address critical health challenges and enhance therapeutic options.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

44 Patents

#866 in Tokyo

#1,865 in Japan

#15,768 in the World

Tokyo, JP
Tokyo, Japan

Microbial Chemistry Research Foundation

Forward Citations = 43

101 inventors:

goldMedal Masayuki Igarashi (10 out of 15 patents)

silverMedal Yoshiaki Takahashi (9 out of 36 patents)

bronzeMedal Masakatsu Shibasaki (9 out of 39 patents)

4.  Naoya Kumagai (8 out of 9 patents)

5.  Hiroyasu Doi (6 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Microbial Chemistry Research Foundation. Retrieved from https://idiyas.com/company/microbial-chemistry-research-foundation

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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