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Nihon Kohden Corporation

USPTO Granted Patents = 577

% Expired Patents = 8.0

EPO Patents = 218

Trademarks = 12

Forward Citations = 11,480

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527 inventors (with patents filed for the assignee):

Teiji Ukawa (46 out of 46 patents)

Shinji Yamamori (32 out of 33 patents)

Naoki Kobayashi (28 out of 41 patents)

4. Naoki Kobayashi (27 out of 152 patents)

5. Hidehiro Hosaka (27 out of 28 patents)

6. Kazumasa Ito (25 out of 65 patents)

7. Yoshihiro Sugo (25 out of 25 patents)

8. Fumihiko Takatori (24 out of 24 patents)

9. Norihito Konno (23 out of 23 patents)

10. Sunao Takeda (21 out of 23 patents)

11. Fumiyuki Matsumura (19 out of 21 patents)

12. Hideki Fujisaki (17 out of 17 patents)

13. Kohei Ono (17 out of 20 patents)

14. Takuo Aoyagi (17 out of 17 patents)

15. Tsuneo Takayanagi (16 out of 16 patents)

Core Competencies:

Automated External Defibrillator

Blood Pressure Measurement

Patient Monitoring

Physiological Information Processing

Pulse Oximeter

Medical Sensor

Electrocardiogram Analyzer

Gas Monitoring

Cell Culture Evaluation

Thermosensitive Probe

Muscle Relaxation Monitoring

Vital Sign Information Sensor

577 patents: Sort by Forward Citations

1. 12727819 - Physiological information processing system, signal processing device, switching device, and non-transitory computer-readable storage medium (2026-09-08),

2. 12714818 - Tracheal connector with a flow restrictive mechanism (2026-08-25),

3. 12697499 - Automated external defibrillator (2026-08-04),

4. 12685483 - Physiological information processing device, physiological information processing method, and storage medium (2026-07-21),

5. 12678060 - Venous pressure testing apparatus, non-transitory computer readable storage medium, and venous pressure testing method (2026-07-14),

6. 12672855 - Physiological information processing method, physiological information processing apparatus and non-transitory computer readable storage medium (2026-07-07),

7. 12667334 - Information processing apparatus and ultrasound system (2026-06-30),

8. 12667273 - Nasal adapter (2026-06-30),

9. 12667247 - Medical instrument, nasal adapter, and bite block (2026-06-30),

10. 12633390 - Physiological information processing apparatus, physiological information processing method, program and storage medium (2026-05-19),

11. 12629084 - Electroencephalogram signal processing apparatus and electroencephalogram signal processing system (2026-05-19),

12. 12612590 - Cell culture evaluation system (2026-04-28),

13. 12611143 - Assist tool and sensor kit (2026-04-28),

14. 12605558 - Automated external defibrillator (2026-04-21),

15. 12605557 - Automated external defibrillator (2026-04-21),

Nihon Kohden Corporation is a leading Japanese manufacturer and provider of medical electronic equipment. With over 65 years of experience, the company specializes in the development and production of a wide range of medical devices, including patient monitors, electroencephalographs (EEGs), and diagnostic imaging systems. Nihon Kohden's advanced technology and innovative solutions contribute to improving patient care and medical outcomes globally.

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

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USPTO Data Jan 1 1976 - Sep 22 2026

Nihon Kohden Corporation

577 Patents

#167 in Tokyo

#345 in Japan

#1,690 in the World

Nihon Kohden Corporation

Forward Citations = 11,480

527 inventors:

Teiji Ukawa (46 out of 46 patents)

Shinji Yamamori (32 out of 33 patents)

Naoki Kobayashi (28 out of 41 patents)

4. Naoki Kobayashi (27 out of 152 patents)

5. Hidehiro Hosaka (27 out of 28 patents)

Please report any incorrect information to [email protected]

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