Fumiyasu Hirai

This inventor holds 15 USPTO granted patents, plus 2 CIPO patents and 1 EPO patent. Top assignees: Kaneka Corporation, Kanegafuchi Kagaku Kogyo Kabushiki Kaisha, Other. Active years: 1993-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fumiyasu Hirai. Retrieved from https://idiyas.com/inventor/fumiyasu-hirai

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

USPTO Granted Patents = 15

% Patents Active = 73.3

CIPO Patents = 2 (Patent Applications = 1)

EPO Patents = 1

Average Co-Inventor Count = 3.3

ph-index = 5

Forward Citations = 123(Granted Patents)

Location History:

Ibaraki, JP (2005)
Amagasaki, JP (1993 - 2014)
Settsu, JP (2020)

Company Filing History:

Kanegafuchi Kagaku Kogyo Kabushiki Kaisha

patents

1 out of 834,453

Other

patents

Years Active: 1993-2020

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10828194 - Lacrimal duct tube (2020-11-10),

2. 8785141 - Bacterial toxin adsorbing material, method of removing the toxin by adsorbing, and an adsorber formed by filling the adsorbing material therein (2014-07-22),

3. 7309488 - Adsorbents for dilated cardiomyopathy (2007-12-18),

4. 6969616 - Enterotoxin adsorbent, method of adsorptive removal, and adsorption apparatus (2005-11-29),

5. 6951644 - Adsorbent for peptidoglycan and method and apparatus for adsorptively removing peptidoglycan (2005-10-04),

6. 6844427 - Method for removing the transforming growth factor-β by adsorption (2005-01-18),

7. 6790365 - Process for adsorbing and removing endogenous cannabinoid (2004-09-14),

8. 6475478 - Adsorbent, adsorbing and removing process and adsorber for endogenous cannabinoid (2002-11-05),

9. 6387362 - Adsorbent for bradykinin, method for eliminating the same by adsorption, and adsorber (2002-05-14),

10. 6315907 - Method for removing toxic shock syndrome toxin-1 in body fluids by adsorption (2001-11-13),

11. 6132610 - Endotoxin adsorption system (2000-10-17),

12. 6127528 - Process for adsorbing and removing tumor necrosis factor-.alpha. (2000-10-03),

13. 6037458 - Adsorbent for serum amyloid protein (2000-03-14),

14. 5902877 - Adsorbent of interleukins, process for removing the same, and adsorber (1999-05-11),

15. 5216127 - Adsorbent for serum amyloid protein (1993-06-01),

Title: Fumiyasu Hirai: Innovator in Medical Technology

Introduction

Fumiyasu Hirai is a prominent inventor based in Ibaraki, Japan, known for his innovative contributions to medical technology. With a remarkable portfolio of 15 patents, Hirai's inventions have significantly advanced the field, particularly in the areas of medical devices and biotechnological applications.

Latest Patents

Hirai's latest patents demonstrate his commitment to improving healthcare solutions. One notable invention is the **lacrimal duct tube**, which consists of a pair of tubular members, each with an opening communicating with a lumen. This design facilitates effective drainage in the lacrimal system. The connection member links the other ends of the tubular members, while the tapered base end part includes an inlet/outlet port that connects to the lumen. This innovative approach aims to enhance the functionality and efficiency of lacrimal duct procedures.

Another significant innovation by Hirai is related to the **adsorption of bacterial toxins**. This patent introduces an adsorbent specifically designed for bacterial toxins, outlining a method for their removal through adsorption. The invention also includes an adsorber packed with the specialized adsorbent, showcasing Hirai's dedication to addressing critical health concerns.

Career Highlights

Throughout his career, Fumiyasu Hirai has made impactful contributions while working at renowned companies, including Kaneka Corporation and Kanegafuchi Kagaku Kogyo Kabushiki Kaisha. His work in these organizations has allowed him to collaborate on various groundbreaking projects that have shaped the medical device landscape.

Collaborations

Hirai has collaborated with several notable professionals in the industry, including Nobutaka Tani and Shigeo Furuyoshi. These partnerships have enriched his research and development endeavors, leading to significant advancements in his patented technologies.

Conclusion

Fumiyasu Hirai continues to be an influential figure in the realm of medical innovations. His extensive patent portfolio and collaborative efforts reflect his dedication to enhancing healthcare solutions. As he advances his research and develops new inventions, the medical community eagerly anticipates the future contributions of this visionary inventor.

Profile summary based on public USPTO records.