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Mitsumi Electric Company Ltd.

USPTO Granted Patents = 1,572

CIPO Patents = 6

EPO Patents = 106

Trademarks = 8

Forward Citations = 9,396

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1,017 inventors (with patents filed for the assignee):

Atsushi Nishio (110 out of 122 patents)

Junichi Noro (104 out of 104 patents)

Tomohiko Osaka (46 out of 46 patents)

4. Takashi Kawasaki (45 out of 85 patents)

5. Masayoshi Sugawara (40 out of 41 patents)

6. Yuki Takahashi (38 out of 246 patents)

7. Kyuichi Sato (36 out of 36 patents)

8. Hisateru Komatsu (36 out of 36 patents)

9. Shigenori Inamoto (34 out of 52 patents)

10. Tsuneo Uwabo (34 out of 34 patents)

11. Tsukasa Yamada (33 out of 48 patents)

12. Yoshinori Tangi (32 out of 32 patents)

13. Yoshihiro Okano (32 out of 35 patents)

14. Katsuhiro Hori (31 out of 36 patents)

15. Takao Kato (30 out of 63 patents)

Core Competencies:

Electrical Connectors

Optical Element Drive

Vibration Devices

Camera Modules

Lens Driving Devices

Rotary Reciprocating Actuators

Semiconductor Integrated Circuits

Optical Scanning Devices

Power Supply Control

Piezoelectric Actuators

Detection Systems

Display Apparatus

1,572 patents: Sort by Forward Citations

1. 12494716 - Switching power supply device (2025-12-09),

2. 12489238 - Electrical connector in which tip sections of contacts are in contact with protrusion sections of a housing, and method for manufacturing the same (2025-12-02),

3. 12481203 - Optical element drive device including a coil part in at least a portion being extendable and contractible in accordance with movement of a movable part, camera module, and camera mounting device (2025-11-25),

4. 12479716 - Vibration device, speaker unit, and method for manufacturing vibration device (2025-11-25),

5. 12477224 - Optical element driving apparatus, camera module and camera-equipped apparatus (2025-11-18),

6. 12445127 - Drive circuit (2025-10-14),

7. 12444834 - Antenna attachment and antenna device (2025-10-14),

8. 12438479 - Piezoelectric actuator and optical scanning apparatus (2025-10-07),

9. 12438468 - Insulated power supply apparatus and semiconductor device for power supply control (2025-10-07),

10. 12438428 - Rotary reciprocating drive actuator (2025-10-07),

11. 12436355 - Lens drive device, camera module, and camera mount device (2025-10-07),

12. 12424367 - Control device and vibration presenting apparatus (2025-09-23),

13. 12413861 - Optical actuator, camera module, and camera-mounted device (2025-09-09),

14. 12405440 - Driving-unit operation method and controller (2025-09-02),

15. 12388439 - Semiconductor integrated circuit and electronic apparatus (2025-08-12),

Mitsumi Electric Company Ltd. is a global electronics manufacturer based in Japan. With over 50 years of experience, Mitsumi specializes in the design, development, and production of a wide range of electronic components, including connectors, semiconductors, sensors, and mechanical devices. Their innovative solutions cater to various industries such as automotive, consumer electronics, industrial equipment, and healthcare. Mitsumi Electric is committed to delivering high-quality products, exceptional customer service, and contributing to the advancement of technology worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

1,572 Patents

#69 in Tokyo

#144 in Japan

#620 in the World

Mitsumi Electric Company Ltd.

Forward Citations = 9,396

1,017 inventors:

Atsushi Nishio (110 out of 122 patents)

Junichi Noro (104 out of 104 patents)

Tomohiko Osaka (46 out of 46 patents)

4. Takashi Kawasaki (45 out of 85 patents)

5. Masayoshi Sugawara (40 out of 41 patents)

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