For the Inventor, By the Inventor

Enter assignee name

Sumitomo Precision Products Co., Ltd.

Calculating rank

USPTO Granted Patents = 129

% Expired Patents = 14.7

EPO Patents = 60

Trademarks = 4

Forward Citations = 642

Loading Chart...

Loading Chart...

187 inventors (with patents filed for the assignee):

Takafumi Moriguchi (13 out of 15 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:

Heat Exchanger

MEMS Devices

Gyroscopic Sensors

Vibrating Gyroscope

Fuel Cell

Electro Hydrostatic Actuator

Cooling Device

Ozone Gas Generator

Angular Rate Sensor

Hydraulic Cylinder

Catalytic Reactor

Steering Control Apparatus

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),

Company Overview

Sumitomo Precision Products Co., Ltd., headquartered in Hyogo, Japan, specializes in advanced heat exchanger technology and a range of precision devices. The company is known for its innovations in MEMS devices, gyroscopic sensors, and vibrating gyroscopes, contributing significantly to various industries including automotive and aerospace. Additionally, Sumitomo develops electro hydrostatic actuators, cooling devices, and ozone gas generators, showcasing its commitment to enhancing efficiency and performance across diverse technological applications.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

129 Patents

#11 in Hyogo

#952 in Japan

#6,216 in the World

Sumitomo Precision Products Co., Ltd.

Forward Citations = 642

187 inventors:

Takafumi Moriguchi (13 out of 15 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)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sumitomo Precision Products Co., Ltd.. Retrieved from https://idiyas.com/company/sumitomo-precision-products-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

Loading…