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Nipro Corporation

USPTO Granted Patents = 374

CIPO Patents = 6

EPO Patents = 189

Trademarks = 57

Forward Citations = 5,502

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463 inventors (with patents filed for the assignee):

Yoshihiko Sano (26 out of 30 patents)

Hiroyuki Nakagami (23 out of 27 patents)

Katsuya Miyagawa (22 out of 29 patents)

4. Katsuhiro Hiejima (18 out of 30 patents)

5. Toshiaki Masuda (16 out of 34 patents)

6. Mitsuru Hasegawa (16 out of 16 patents)

7. Shingo Sakamoto (13 out of 14 patents)

8. Toshiya Kai (13 out of 16 patents)

9. Yoshihiro Yoshikawa (12 out of 21 patents)

10. Takashi Sunohara (12 out of 12 patents)

11. Naoaki Yasumura (11 out of 12 patents)

12. Naohisa Katayama (10 out of 10 patents)

13. Susumu Kobayashi (10 out of 49 patents)

14. Tomohiro Uchimura (10 out of 10 patents)

15. Masahide Harada (10 out of 49 patents)

Core Competencies:

Syringe Safety Mechanism

Biomedical Electrode Pad

Indwelling Needle Assembly

Artificial Joint

Suction Bottle Aspirator

Flow Path Switching Device

Hemostasis Valve

Cryopreservation Container

Medical Atomizer

Surgical Drill Handpiece

Blood Purification Apparatus

Porous Hollow Fiber Membrane

374 patents: Sort by Forward Citations

1. 12485230 - Syringe with safety mechanism (2025-12-02),

2. 12478772 - Valved needle assembly and indwelling needle assembly (2025-11-25),

3. 12478302 - Puncturing tool for small animals (2025-11-25),

4. 12390118 - Sensor control circuit (2025-08-19),

5. 12377227 - Hemostasis valve-equipped indwelling needle and indwelling needle assembly (2025-08-05),

6. 12364425 - Storage case with biomedical electrode pad, and biological signal processing device including storage case with biomedical electrode pad (2025-07-22),

7. 12357540 - Syringe-shaped spraying device (2025-07-15),

8. 12329650 - Artificial joint (2025-06-17),

9. 12311088 - Artificial lung device (2025-05-27),

10. 12246147 - Indwelling needle assembly (2025-03-11),

11. 12233024 - Method for separating a hollow glass body from a glass tube as well as method and system for manufacturing a receptacle (2025-02-25),

12. 12227447 - Coating film-attached glass, production method therefor, and modified glass substrate (2025-02-18),

13. 12201428 - Biomedical electrode pad, biological signal processing device, and combination thereof (2025-01-21),

14. 12188465 - Tube pump holder with first and second engagement portions (2025-01-07),

15. 12178970 - Hub assembly (2024-12-31),

Nipro Corporation is a Japanese pharmaceutical and medical equipment company. With its headquarters in Osaka, Japan, the company is focused on the development, manufacturing, and distribution of medical devices, pharmaceutical products, and advanced healthcare solutions. Nipro Corporation aims to improve the quality of life for patients by delivering innovative and reliable healthcare solutions worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

374 Patents

#49 in Osaka

#444 in Japan

#2,394 in the World

Nipro Corporation

Forward Citations = 5,502

463 inventors:

Yoshihiko Sano (26 out of 30 patents)

Hiroyuki Nakagami (23 out of 27 patents)

Katsuya Miyagawa (22 out of 29 patents)

4. Katsuhiro Hiejima (18 out of 30 patents)

5. Toshiaki Masuda (16 out of 34 patents)

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