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Sumitomo Precision Products Co., Ltd.

USPTO Granted Patents = 129

EPO Patents = 60

Trademarks = 5

Forward Citations = 622

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187 inventors (with patents filed for the assignee):

Takafumi Moriguchi (13 out of 14 patents)

Tetsuo Abiko (9 out of 9 patents)

Ryohei Uchino (8 out of 8 patents)

4. Takashi Ikeda (8 out of 8 patents)

5. Keiji Miki (6 out of 7 patents)

6. Shogo Hagihara (6 out of 6 patents)

7. Hiroshi Nishida (6 out of 7 patents)

8. Yasuyuki Hirata (6 out of 6 patents)

9. Osamu Torayashiki (6 out of 7 patents)

10. Yasuhiro Fujita (6 out of 26 patents)

11. Mario Kiuchi (5 out of 5 patents)

12. Taku Kondo (5 out of 5 patents)

13. Takaaki Onishi (5 out of 5 patents)

14. Ryuta Araki (5 out of 7 patents)

15. Keizo Nanba (5 out of 6 patents)

Core Competencies:

Vibrating-Type Gyroscope

Angular Velocity Sensor

Heat Exchanger

MEMS Device

Ozone Gas Generator

Fuel Cell

Hydraulic Cylinder

Cooling Device

Displacement Enlarging Mechanism

Steering Control Apparatus

Diffusion Bonding

Piezoelectric Element

129 patents: Sort by Forward Citations

1. 12332056 - Vibrating-type gyroscope element and angular velocity sensor including same (2025-06-17),

2. 12292288 - Azimuth/attitude angle measuring device (2025-05-06),

3. 12287202 - Vibrating-type gyroscope element and angular velocity sensor comprising same (2025-04-29),

4. 12281895 - Vibration-type angular velocity sensor (2025-04-21),

5. 12259187 - Heat exchange system, and fin structure of heat exchanger (2025-03-25),

6. 12117250 - Heat exchanger with variable cross sectional flow path areas (2024-10-15),

7. 12104534 - Heat exchanger for aircraft engine (2024-10-01),

8. 12103667 - EHA system for lifting/lowering landing gear (2024-10-01),

9. 12092401 - Diffusion bonding heat exchanger (2024-09-17),

10. 11982532 - Azimuth/attitude angle measuring device (2024-05-14),

11. 11982531 - Vibration-type angular velocity sensor (2024-05-14),

12. 11940222 - Heat sink module with through-hole (2024-03-26),

13. 11932535 - MEMS device manufacturing method, MEMS device, and shutter apparatus using the same (2024-03-19),

14. 11895779 - Substrate processing method (2024-02-06),

15. 11802742 - Heat exchanger (2023-10-31),

Sumitomo Precision Products Co., Ltd. is a leading Japanese engineering company specializing in the manufacturing of precision machinery and equipment. With over 50 years of experience, the company offers a wide range of products including aerospace systems, industrial machinery, and high-performance industrial equipment. Sumitomo Precision Products is committed to providing innovative and reliable solutions to its customers, and its dedication to quality has earned it a strong reputation in the industry. For more information, please visit their official website.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

129 Patents

#9 in Hyogo

#926 in Japan

#6,043 in the World

Sumitomo Precision Products Co., Ltd.

Forward Citations = 622

187 inventors:

Takafumi Moriguchi (13 out of 14 patents)

Tetsuo Abiko (9 out of 9 patents)

Ryohei Uchino (8 out of 8 patents)

4. Takashi Ikeda (8 out of 8 patents)

5. Keiji Miki (6 out of 7 patents)

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