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Arkray, Inc.

USPTO Granted Patents = 547

CIPO Patents = 3

EPO Patents = 449

Trademarks = 64

Forward Citations = 5,988

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358 inventors (with patents filed for the assignee):

Satoshi Yonehara (38 out of 43 patents)

Koji Katsuki (24 out of 24 patents)

Yasunori Shiraki (23 out of 23 patents)

4. Daisuke Matsumoto (22 out of 23 patents)

5. Yoshiharu Sato (22 out of 25 patents)

6. Shigeru Kitamura (21 out of 21 patents)

7. Masahiro Fukuzawa (19 out of 19 patents)

8. Koji Sode (17 out of 46 patents)

9. Yasuhide Kusaka (17 out of 17 patents)

10. Shinya Nakajima (16 out of 19 patents)

11. Mitsuharu Hirai (16 out of 16 patents)

12. Naotsugu Onuma (15 out of 15 patents)

13. Hideaki Yamaoka (15 out of 15 patents)

14. Tokuo Kasai (14 out of 15 patents)

15. Tetsuya Sakata (14 out of 15 patents)

Core Competencies:

Urine Analysis

Electrochemical Sensors

Biosensors

Liquid Chromatography

Particle Recovery

Nucleic Acid Aptamers

Glycoprotein Measurement

Capillary Electrophoresis

Analytical Tools

Fluid Delivery Methods

Optical Elements

Hemoglobin Measurement

547 patents: Sort by Forward Citations

1. 12510504 - Measurement method and measurement apparatus (2025-12-30),

2. D1106482 - Specimen analysis apparatus (2025-12-16),

3. 12485413 - Protective cover (2025-12-02),

4. 12480883 - Analysis device for determining a particular component of urine (2025-11-25),

5. 12474563 - Guidance method, non-transitory storage medium, imaging device, information processing device, and microscope device (2025-11-18),

6. 12461700 - Information processing device, information processing system, program and recording medium for analyzing types and quantities of components contained in biological speciments (2025-11-04),

7. 12442791 - Analysis system (2025-10-14),

8. 12405270 - Method for magnetically labeling particles and labeling apparatus (2025-09-02),

9. 12352680 - Particle recovery device and particle recovery method (2025-07-08),

10. 12326458 - Method of producing sample collection apparatus (2025-06-10),

11. 12265049 - Manufacturing method for electrochemical sensor, and electrochemical sensor (2025-04-01),

12. 12253450 - Particle recovery device and particle recovery method (2025-03-18),

13. 12135305 - Biosensor and measurement method using the same (2024-11-05),

14. 12117451 - Test piece for albumin measurement (2024-10-15),

15. 11959908 - Measurement device and measurement method (2024-04-16),

ARKRAY, Inc. is a global organization that develops, manufactures, and markets innovative diagnostic products for healthcare providers. With a focus on diabetes management and urinalysis, ARKRAY aims to improve the quality of life for individuals through advanced medical technologies. The company is committed to offering reliable and user-friendly devices, and its products range from blood glucose monitoring systems to automatic urine analyzers. With a history dating back to 1960, ARKRAY continues to make advancements in medical diagnostics and contribute to the well-being of people worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

547 Patents

#16 in Kyoto 615-0031

#351 in Japan

#1,728 in the World

Arkray, Inc.

Forward Citations = 5,988

358 inventors:

Satoshi Yonehara (38 out of 43 patents)

Koji Katsuki (24 out of 24 patents)

Yasunori Shiraki (23 out of 23 patents)

4. Daisuke Matsumoto (22 out of 23 patents)

5. Yoshiharu Sato (22 out of 25 patents)

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