Tatsuya Tamura

This inventor holds 55 USPTO granted patents and 4 published patent applications, plus 12 CIPO patents and 23 EPO patents, primarily in Absorbent Articles. Top assignees: Unicharm Corporation, Tokai Kogyo Company Limited, Chugai Seiyaku Kabushiki Kaisha. Active years: 2002-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuya Tamura. Retrieved from https://idiyas.com/inventor/tatsuya-tamura

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

USPTO Granted Patents = 55 (Patent Applications = 4)

% Patents Active = 38.2

CIPO Patents = 12 (Patent Applications = 2)

EPO Patents = 23 (Patent Applications = 26)

Average Co-Inventor Count = 2.7

ph-index = 12

Forward Citations = 916(Granted Patents)

Forward Citations (Not Self Cited) = 900(Dec 10, 2025)

Location History:

Kagawa-ken, JP (2003)
Obu, JP (2007 - 2011)
Kanagawa, JP (2005 - 2012)
Hayama, JP (2012)
Aichi, JP (2008 - 2014)
Kagawa, JP (2002 - 2016)
Shizuoka, JP (2016 - 2018)
Kanonji, JP (2015 - 2019)

Company Filing History:

Tokai Kogyo Company Limited

patents

2 out of 987

Chugai Seiyaku Kabushiki Kaisha

patents

Years Active: 2002-2019

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Areas of Expertise:

Absorbent Article

Manufacturing Method

Pharmaceutical Composition

Hydantoin Derivative

Glass Run Channel

Molding Method

Sanitary Napkin

Injection Molding

Flexible Molding

Production Apparatus

Resilient Portion

Compressed Groove

55 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10322037 - Absorbent article (2019-06-18),

2. 10278875 - Absorbent article with blood slipping agent-containing regions (2019-05-07),

3. 10278873 - Absorbent article having a domed section and method of manufacturing same (2019-05-07),

4. 9993462 - Hydantoin derivative-containing pharmaceutical composition (2018-06-12),

5. 9901489 - Absorbent article (2018-02-27),

6. 9770526 - Absorbent article (2017-09-26),

7. 9522212 - Absorbent article (2016-12-20),

8. 9498387 - Absorbent article having bent sections (2016-11-22),

9. 9433542 - Absorbent article and production method thereof (2016-09-06),

10. 9428505 - Hydantoin derivative (2016-08-30),

11. 9387137 - Absorbent article package and method of folding the same along folding lines toward opposite sides thereof (2016-07-12),

12. 9387135 - Absorbent article (2016-07-12),

13. 9381268 - Absorbent article (2016-07-05),

14. 9381122 - Absorbent article (2016-07-05),

15. 9375365 - Absorbent article (2016-06-28),

Title: The Innovative Journey of Tatsuya Tamura

Introduction: Tatsuya Tamura, a pioneering inventor hailing from Kanonji, Japan, has made significant contributions to the world of innovations with his groundbreaking ideas and inventions.

Latest Patents: Tatsuya Tamura holds several patents in various fields, including technology, healthcare, and environmental sustainability, showcasing his diverse range of expertise and creativity.

Career Highlights: Throughout his illustrious career, Tatsuya Tamura has been recognized for his innovative spirit and problem-solving abilities. His inventions have not only improved existing technologies but have also opened new avenues for future developments.

Collaborations: Tatsuya Tamura has collaborated with leading research institutions, universities, and companies to further enhance his inventions and bring them to the market. His collaborative efforts have resulted in the successful implementation of cutting-edge technologies in real-world applications.

Conclusion: Tatsuya Tamura's passion for innovation, coupled with his relentless drive to push the boundaries of what is possible, has established him as a prominent figure in the world of inventors. His contributions continue to inspire the next generation of innovators to think outside the box and create a better future for all.

Profile summary based on public USPTO records.