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Alcare Co., Ltd.

USPTO Granted Patents = 31

% Expired Patents = 16.1

EPO Patents = 10

Trademarks = 4

Forward Citations = 544

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44 inventors (with patents filed for the assignee):

Takayuki Sekine (5 out of 6 patents)

Hiroyuki Hirano (4 out of 4 patents)

Wataru Okuyama (3 out of 3 patents)

4. Takabumi Kubo (3 out of 3 patents)

5. Nobuyasu Nakasugi (3 out of 7 patents)

6. Naomitsu Takekawa (3 out of 4 patents)

7. Hiroshi Yamaguchi (3 out of 73 patents)

8. Ryota Watanabe (2 out of 10 patents)

9. Atsushi Ueda (2 out of 16 patents)

10. Yoshikazu Matsumoto (2 out of 5 patents)

11. Noriyuki Kanbara (2 out of 2 patents)

12. Makoto Sato (1 out of 235 patents)

13. Tetsuya Takahashi (1 out of 75 patents)

14. Toshihide Misawa (1 out of 1 patent)

15. Yumi Kutsukake (1 out of 1 patent)

Core Competencies:

Adhesive Patch

Wound Dressing

Dermatological Adhesive

Skin Barrier Function

Antimicrobial Fiber

Orthopedic Fixture

Pressure-Sensitive Adhesive

Body Waste Collector

Stretch Fabric

Photocurable Fixture

Deodorizing Filter

Water-Disintegrable Sheet

31 patents: Sort by Forward Citations

1. 12029629 - Adhesive patch for body surface (2024-07-09),

2. 11952455 - Foam and composition for foam (2024-04-09),

3. 11445931 - Operation processing apparatus calculating numerical value representing skin barrier function, equipment, computer readable medium, and method for evaluating skin barrier function (2022-09-20),

4. 10849794 - Wound dressing (2020-12-01),

5. 10556038 - Dermatological adhesive agent, patch material, and method for producing dermatological adhesive agent (2020-02-11),

6. 10471173 - Conformable composition for skin applications (2019-11-12),

7. 10335509 - Pressure-sensitive adhesive agent for skin, pressure-sensitive adhesive sheet for skin, and face plate of ostomy appliance (2019-07-02),

8. 8377015 - Wound dressing and method for producing it (2013-02-19),

9. 8227059 - Water-disintegrable sheet and pouch made of the same for excreta-holding wear (2012-07-24),

10. 8030227 - Photocurable fixture for orthopedic surgery (2011-10-04),

11. 7858106 - Antimicrobial fiber and its production method, and antimicrobial fiber product comprising the antimicrobial fiber, its production method and regeneration method (2010-12-28),

12. 7207962 - Stretch fabric substrate for medical use (2007-04-24),

13. 6991610 - Orthopedic fixture (2006-01-31),

14. 6773420 - Deodorizing filter and collector provided with the deodorizing filter (2004-08-10),

15. 6712800 - Body waste collector (2004-03-30),

Company Overview

Alcare Co., Ltd. is a Tokyo-based company specializing in the development and manufacturing of medical and healthcare products. The organization focuses on innovative solutions in areas such as wound care, incontinence management, and other essential medical supplies. With a commitment to enhancing patient care, Alcare leverages advanced technology and research to create effective and reliable products that meet the needs of healthcare professionals and patients alike, contributing to improved health outcomes in various settings.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

31 Patents

#1,043 in Tokyo

#2,272 in Japan

#21,284 in the World

Alcare Co., Ltd.

Forward Citations = 544

44 inventors:

Takayuki Sekine (5 out of 6 patents)

Hiroyuki Hirano (4 out of 4 patents)

Wataru Okuyama (3 out of 3 patents)

4. Takabumi Kubo (3 out of 3 patents)

5. Nobuyasu Nakasugi (3 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Alcare Co., Ltd.. Retrieved from https://idiyas.com/company/alcare-company

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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