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New Japan Radio Co., Ltd.

USPTO Granted Patents = 70

EPO Patents = 3

Trademarks = 3

Forward Citations = 529

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100 inventors (with patents filed for the assignee):

Atsushi Nakagawa (9 out of 9 patents)

Hideyuki Obata (7 out of 9 patents)

Fumio Takamura (4 out of 4 patents)

4. Chikao Kimura (4 out of 4 patents)

5. Kenichi Watanabe (4 out of 4 patents)

6. Yoshio Fujii (4 out of 21 patents)

7. Misao Iseki (3 out of 3 patents)

8. Fumiaki Ohno (3 out of 3 patents)

9. Hiroshi Watanabe (3 out of 3 patents)

10. Kimiyoshi Mizoe (2 out of 2 patents)

11. Toru Konno (2 out of 2 patents)

12. Toru Kimura (2 out of 2 patents)

13. Toshiyuki Nagai (2 out of 2 patents)

14. Jun Yamashita (2 out of 4 patents)

15. Seiji Koike (2 out of 2 patents)

Core Competencies:

Contactless Switch Device

Electron Gun

Power Supply Circuit

Piezoelectric Actuator

Ultrasonic Sensor

Semiconductor Device

Photosensor Technology

Nitride Semiconductor

Magnetron Technology

Variable Gain Amplifier

Artificial Stereophonic Circuit

Microwave Resonator Filter

70 patents: Sort by Forward Citations

1. 11971469 - Contactless switch device, contactless switch system, contactless switch program, and contactless switch method (2024-04-30),

2. 11437214 - Electron gun and manufacturing method therefor (2022-09-06),

3. 10972013 - Switching power supply device with current limiting operation by feedback current (2021-04-06),

4. 10950407 - Electron gun (2021-03-16),

5. 10938325 - Piezoelectric actuator drive circuit (2021-03-02),

6. 10838445 - Constant-voltage power supply circuit (2020-11-17),

7. 10747247 - Power supply circuit (2020-08-18),

8. 10687399 - Constant current drive circuit (2020-06-16),

9. 10684637 - Bandgap reference voltage generating circuit with temperature correction at range of high/low temperature (2020-06-16),

10. 10585191 - Ultrasonic sensor and vehicle control system (2020-03-10),

11. 10535992 - Switching regulator circuit (2020-01-14),

12. 10418507 - Opto-reflector (2019-09-17),

13. 10359463 - Electric leakage detecting device (2019-07-23),

14. 10135347 - Switching power supply device (2018-11-20),

15. 9935596 - Analog front-end circuit including instrumentation preamplifier and A/D converter (2018-04-03),

New Japan Radio Co., Ltd. (NJR) is a leading semiconductor manufacturer, specializing in the production of integrated circuits (ICs) and related products for a wide range of industries. With a focus on high-quality and innovative solutions, NJR has established itself as a trusted provider of cutting-edge technology. The company offers a diverse portfolio of products, including operational amplifiers, voltage regulators, audio amplifiers, and more. NJR's commitment to research and development ensures that it stays at the forefront of technological advancements, enabling it to effectively meet the evolving needs of customers worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

70 Patents

#580 in Tokyo

#1,372 in Japan

#10,199 in the World

New Japan Radio Co., Ltd.

Forward Citations = 529

100 inventors:

Atsushi Nakagawa (9 out of 9 patents)

Hideyuki Obata (7 out of 9 patents)

Fumio Takamura (4 out of 4 patents)

4. Chikao Kimura (4 out of 4 patents)

5. Kenichi Watanabe (4 out of 4 patents)

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