Tokyo, Japan

Kouji Matsushima

This inventor holds 39 USPTO granted patents and 5 published patent applications and 7 EPO patents, primarily in Cancer Immunotherapy. Top assignees: The University of Tokyo, Chugai Seiyaku Kabushiki Kaisha, The United States of America, as Represented by the Secretary, Department of Health and Human Services. Active years: 1994-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouji Matsushima. Retrieved from https://idiyas.com/inventor/kouji-matsushima

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 39 

% Patents Active = 79.5

 

Average Co-Inventor Count = 4.5

ph-index = 9

Forward Citations = 313(Granted Patents)


Location History:

  • Ishikawa Prefecture, JP (1998)
  • Ishikawa, JP (2000)
  • Kanazawa, JP (1997 - 2001)
  • Frederick, MD (US) (1994 - 2002)
  • Matsudo, JP (2002 - 2010)
  • Chiba, JP (2003 - 2015)
  • Tokyo, JP (2014 - 2024)

Company Filing History:

goldMedal6 out of 1,356 
 
The University of Tokyo
 patents
silverMedal5 out of 987 
 
Chugai Seiyaku Kabushiki Kaisha
 patents
bronzeMedal5 out of 3,696 
 
The United States of America, as Represented by the Secretary, Department of Health and Human Services
 patents
4. 5 out of 141 
 
Tokyo University of Science Foundation
 patents
5. 4 out of 14 
 
Chugai Pharmaceutical Co.
 patents
6. 4 out of 37 
 
Telik, Inc.
 patents
7. 3 out of 4 
 
Idac Theranostics, Inc.
 patents
8. 3 out of 108 
 
Sanwa Kagaku Kenkyusho Co., Ltd.
 patents
9. 3 out of 1,217 
 
The United States of America as Represented by the Department of Health
 patents
10. 2 out of 575 
 
Ono Pharmaceutical Co., Ltd.
 patents
11. 1 out of 129 
 
Dainippon Pharmaceutical Company, Limited
 patents
12. 1 out of 7 
 
Eci, Inc.
 patents
13. 1 out of 128 
 
Kureha Chemical Industry Company, Limited
 patents
14. 1 out of 41 
 
Sbi Pharmaceuticals Co., Ltd.
 patents
15. 1 out of 2,202 
 
The United States of America as Represented by the Secretary of
 patents
16. 1 out of 13 
 
The United States of America as Represented by the Secretary, Department
 patents
17. 1 out of 3,581 
 
Toray Industries, Inc.
 patents
18. 3 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1994-2026

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Areas of Expertise:
Cancer Therapy
Immune Tolerance
Neutrophil Chemotactic Factor
Anti-IL-8 Antibodies
Psychiatric Disorders
Therapeutic Agents
Cytokine Inhibition
Peptide Modulation
Checkpoint Control
Single Cell Analysis
Cancer Microenvironment
Prognosis Prediction
39 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Kouji Matsushima - Pioneering Cancer Therapies

Introduction:

Kouji Matsushima, a distinguished inventor based in Tokyo, Japan, has left an indelible mark in the field of healthcare with his groundbreaking work in developing novel cancer therapies. With an impressive portfolio of 38 patents to his name, Matsushima's innovative solutions have the potential to revolutionize the way we approach cancer treatment.

Latest Patents:

One of Matsushima's latest patents, "HMGN partial peptide and cancer therapy using the same," is a significant breakthrough in the battle against cancer. This patent unveils a novel therapeutic approach that is both effective and practical in combating cancer. The peptides derived from partial regions of HMGN1, HMGN2, HMGN4, or HMGN5, offer promising anti-tumor effects, particularly when utilized in combination with immune checkpoint regulators or specific antibodies.

Career Highlights:

Having worked with esteemed institutions like The University of Tokyo and Chugai Pharmaceutical Co., Matsushima has honed his skills and expertise in the field of biotechnology and pharmaceuticals. His commitment to innovation and patient care shines through in the patents he has successfully secured, showcasing his dedication to improving cancer therapies.

Collaborations:

Throughout his career, Matsushima has collaborated with esteemed colleagues such as Yoshiro Ishiwata and Shoji Yokochi. Together, they have synergized their knowledge and skills to push the boundaries of cancer research, leading to the development of impactful therapies that hold immense promise in the fight against this complex disease.

Conclusion:

In conclusion, Kouji Matsushima's relentless pursuit of innovation in cancer therapy has cemented his status as a visionary inventor in the medical field. His patents not only reflect his scientific acumen but also underscore his unwavering commitment to improving patient outcomes. Matsushima's contributions are poised to make a lasting impact on the landscape of cancer treatment, offering hope to patients and healthcare professionals worldwide.

Profile summary based on public USPTO records.
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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