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Asahi Kasei Medical Co., Ltd.

USPTO Granted Patents = 92

CIPO Patents = 14

EPO Patents = 105

Trademarks = 15

Forward Citations = 336

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127 inventors (with patents filed for the assignee):

Tomohisa Yokomizo (17 out of 17 patents)

Morikazu Miura (8 out of 9 patents)

Ichiro Koguma (7 out of 7 patents)

4. Tomoko Hongo (6 out of 6 patents)

5. Yoshimasa Matsuura (6 out of 6 patents)

6. Teruhiko Oishi (6 out of 9 patents)

7. Naoki Morita (5 out of 38 patents)

8. Masayasu Komuro (4 out of 4 patents)

9. Hiroshi Tajima (4 out of 5 patents)

10. Nobukazu Shimada (4 out of 4 patents)

11. Satoru Inoue (4 out of 88 patents)

12. Hiroki Taniguchi (4 out of 37 patents)

13. Toshinori Koizumi (4 out of 4 patents)

14. Fujiharu Nagoya (4 out of 4 patents)

15. Tomoko Uchiyama (3 out of 3 patents)

Core Competencies:

Blood Purification

Porous Membrane

Blood Processing Filter

Virus Removal Membrane

Cation Exchange Chromatography

Leukocyte Removal

Protein Purification

Hollow-Fiber Membrane

Phosphate Adsorbing Agent

Cell Removal Method

Biological Fluid Treatment

Temperature Responsive Adsorbent

92 patents: Sort by Forward Citations

1. 12383884 - Polyamide medium for purifying protein-containing solution and method for producing polyamide medium (2025-08-12),

2. 12364954 - Porous membrane (2025-07-22),

3. 12290622 - Closed circulation system test apparatus for blood purification device using whole blood (2025-05-06),

4. 12274985 - Porous membrane (2025-04-14),

5. 12268803 - Blood purifier (2025-04-08),

6. 11964084 - Phosphate adsorbing agent for blood processing, blood processing system and blood processing method (2024-04-23),

7. 11925740 - Blood processing filter and method for producing blood processing filter (2024-03-12),

8. 11878101 - Blood purification device and method for producing same (2024-01-23),

9. 11850346 - Beads for blood processing (2023-12-26),

10. 11850345 - Beads for blood processing (2023-12-26),

11. 11806461 - Blood purification device and method for producing same (2023-11-07),

12. 11801505 - Strong cation exchange chromatographic matrix and method for using same (2023-10-31),

13. 11590452 - Method for filtering protein-containing liquid (2023-02-28),

14. 11504460 - Blood treatment filter (2022-11-22),

15. 11491446 - Virus removal membrane and method for manufacturing virus removal membrane (2022-11-08),

Asahi Kasei Medical Co., Ltd. is a global healthcare company specializing in the development, manufacturing, and marketing of innovative medical technologies. With a strong commitment to improving patient care, Asahi Kasei Medical offers a wide range of high-quality medical devices and solutions for various medical fields. Their products include dialysis machines, therapeutic apheresis systems, blood purification filters, cardiovascular devices, and more. Asahi Kasei Medical aims to contribute to the well-being of society by providing healthcare professionals with advanced tools and treatments.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

92 Patents

#498 in Tokyo

#1,155 in Japan

#8,134 in the World

Asahi Kasei Medical Co., Ltd.

Forward Citations = 336

127 inventors:

Tomohisa Yokomizo (17 out of 17 patents)

Morikazu Miura (8 out of 9 patents)

Ichiro Koguma (7 out of 7 patents)

4. Tomoko Hongo (6 out of 6 patents)

5. Yoshimasa Matsuura (6 out of 6 patents)

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