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Medrx Co., Ltd

USPTO Granted Patents = 40

CIPO Patents = 3

EPO Patents = 22

Trademarks = 5

Forward Citations = 100

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46 inventors (with patents filed for the assignee):

Hidetoshi Hamamoto (34 out of 37 patents)

Katsunori Kobayashi (9 out of 9 patents)

Masaki Ishibashi (8 out of 8 patents)

4. Yasushi Miwa (7 out of 7 patents)

5. Takahiro Tanimoto (7 out of 7 patents)

6. Keiko Yamasaki (7 out of 10 patents)

7. Katsuhiro Yamanaka (6 out of 6 patents)

8. Naoya Akazawa (4 out of 4 patents)

9. Noboru Tatsumi (4 out of 4 patents)

10. Kiyotsuna Toyohara (3 out of 3 patents)

11. Sueko Matsumura (3 out of 3 patents)

12. Takashi Oda (2 out of 60 patents)

13. Taishi Tanaka (2 out of 2 patents)

14. Koichi Masaoka (2 out of 2 patents)

15. Hideakira Yokoyama (2 out of 4 patents)

40 patents: Sort by Forward Citations

1. 12442001 - Double stranded RNA specifically inhibiting expression of IL-23 and pharmaceutical composition comprising same (2025-10-14),

2. 12016924 - Composition for patch preparation comprising drug, organic solvent, lipophilic mass base, and powder (2024-06-25),

3. 11903939 - Patch preparations with accidental use prevention features (2024-02-20),

4. 11701507 - Microneedle patch applicator and housing for same (2023-07-18),

5. 11660344 - Transdermal colloidal solution agent (2023-05-30),

6. 11559519 - Tizanidine therapy system (2023-01-24),

7. 11510882 - Non-readherable adhesive patch (2022-11-29),

8. 11382978 - Percutaneous absorption composition (2022-07-12),

9. 11351348 - Microneedle patch (2022-06-07),

10. 11167119 - Microneedle patch applicator and housing for same (2021-11-09),

11. 11141387 - Memantine-containing transdermally absorbable liquid (2021-10-12),

12. 11116953 - Microneedle applicator and microneedle patch application device (2021-09-14),

13. 11090265 - Aqueous preparation for external use (2021-08-17),

14. D926966 - Package for containing a micro needle patch (2021-08-03),

15. 10932955 - Percutaneous absorption agent delivery device and manufacturing method therefor (2021-03-02),

MEDRX CO., LTD is a leading global pharmaceutical company focused on developing, manufacturing, and marketing a wide range of innovative healthcare solutions. With a commitment to improving patient lives, MEDRX specializes in the research and development of advanced medicines and therapies. Through cutting-edge technologies, our experienced team works diligently to deliver high-quality products that meet the evolving needs of healthcare professionals and patients worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

40 Patents

#5 in Kagawa

#1,933 in Japan

#16,544 in the World

Medrx Co., Ltd

Forward Citations = 100

46 inventors:

Hidetoshi Hamamoto (34 out of 37 patents)

Katsunori Kobayashi (9 out of 9 patents)

Masaki Ishibashi (8 out of 8 patents)

4. Yasushi Miwa (7 out of 7 patents)

5. Takahiro Tanimoto (7 out of 7 patents)

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