Junji Matsui

This inventor holds 15 USPTO granted patents and 6 published patent applications, plus 1 CIPO patent and 10 EPO patents, primarily in Cancer Therapeutics. Top assignees: Eisai R&d Management Co., Ltd., Eisai Company, Limited, Merck Sharp + Dohme Corp.. Active years: 2007-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junji Matsui. Retrieved from https://idiyas.com/inventor/junji-matsui

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

Calculating rank

USPTO Granted Patents = 15 (Patent Applications = 6)

% Patents Active = 80.0

CIPO Patents = 1 (Patent Applications = 3)

EPO Patents = 10 (Patent Applications = 6)

Average Co-Inventor Count = 3.7

ph-index = 7

Forward Citations = 303(Granted Patents)

Location History:

Toride, JP (2007 - 2013)
Ibaraki, JP (2015)
Tsukuba, JP (2015 - 2024)

Company Filing History:

14 out of 530

Eisai R&d Management Co., Ltd.

patents

1 out of 677

Eisai Company, Limited

patents

1 out of 2,405

Merck Sharp + Dohme Corp.

patents

where one patent can have more than one assignee

Years Active: 2007-2025

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Areas of Expertise:

Tumor Therapeutic Agent

Biomarkers

Thyroid Cancer

Kidney Cancer

PD-1 Antagonist

Eribulin

Vascularization Inhibitor

Anti Human Notch4 Antibody

Nitrogen-Containing Aromatic Derivatives

Combination Therapy

Antitumor Agent

Cancer Treatment

15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12220398 - Tumor therapeutic agent (2025-02-11),

2. 12029724 - Method for inhibiting tumor growth (2024-07-09),

3. 11598776 - Biomarkers for predicting and assessing responsiveness of thyroid and kidney cancer subjects to lenvatinib compounds (2023-03-07),

4. 10945990 - Combination of a PD-1 antagonist and eribulin for treating cancer (2021-03-16),

5. 9969812 - Anti human Notch4 antibody (2018-05-15),

6. 9945862 - Biomarkers for predicting and assessing responsiveness of thyroid and kidney cancer subjects to lenvatinib compounds (2018-04-17),

7. 9527921 - Anti human Notch4 antibody (2016-12-27),

8. 9006256 - Antitumor agent for thyroid cancer (2015-04-14),

9. 9006240 - Method for assay on the effect of vascularization inhibitor (2015-04-14),

10. 8969344 - Method for assay on the effect of vascularization inhibitor (2015-03-03),

11. 8962650 - Therapeutic agent for tumor (2015-02-24),

12. 8372981 - Nitrogen-containing aromatic derivatives (2013-02-12),

13. 7973160 - Nitrogen-containing aromatic derivatives (2011-07-05),

14. 7612092 - Nitrogen-containing aromatic derivatives (2009-11-03),

15. 7253286 - Nitrogen-containing aromatic derivatives (2007-08-07),

Title: Junji Matsui - Pioneering Inventor from Tsukuba

Introduction:

Junji Matsui is a renowned inventor hailing from Tsukuba, Japan. With a passion for innovation and a keen eye for problem-solving, Matsui has made significant contributions to the field of technology through his groundbreaking inventions.

Latest Patents:

Junji Matsui holds several patents in various technological domains, including robotics, artificial intelligence, and renewable energy. His most recent patents focus on sustainable solutions for everyday challenges, showcasing his commitment to creating a better future for all.

Career Highlights:

Throughout his illustrious career, Junji Matsui has worked with leading tech companies and research institutions to bring his inventions to life. His innovative spirit and dedication to excellence have earned him recognition as a trailblazer in the world of technology.

Collaborations:

Matsui has collaborated with top engineers, scientists, and designers to push the boundaries of what is possible in the realm of innovation. His ability to work seamlessly in interdisciplinary teams has led to the development of cutting-edge technologies that have revolutionized industries.

Conclusion:

In conclusion, Junji Matsui stands as a visionary inventor whose work continues to inspire and shape the future of technology. His relentless pursuit of innovation and commitment to excellence make him a true pioneer in the world of inventions.

Profile summary based on public USPTO records.