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Ihi Inspection and Instrumentation Co., Ltd.

USPTO Granted Patents = 13

EPO Patents = 12

Forward Citations = 3

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36 inventors (with patents filed for the assignee):

Hiraku Kawasaki (3 out of 3 patents)

Koki Daikoku (3 out of 3 patents)

Masato Yoshizaki (3 out of 3 patents)

4. Shuichi Sato (3 out of 12 patents)

5. Shintaro Fukumoto (2 out of 2 patents)

6. Takahiro Arakawa (2 out of 3 patents)

7. Hideyuki Nakamura (2 out of 36 patents)

8. Hiroki Matsuo (2 out of 2 patents)

9. Satomi Maki (2 out of 2 patents)

10. Isao Kawaguchi (2 out of 2 patents)

11. Katsura Owaki (2 out of 2 patents)

12. Hirotaka Kawabe (2 out of 3 patents)

13. Kenjiro Chie (2 out of 2 patents)

14. Junichi Shigeta (2 out of 2 patents)

15. Soichiro Kato (1 out of 18 patents)

13 patents: Sort by Forward Citations

1. 12188656 - Correlation deriving method and correlation deriving device (2025-01-07),

2. 12158362 - Sensor package and method for attaching sensor package (2024-12-03),

3. 11898751 - Method and device for predicting ash adhesion in coal-fired boiler, method and device for preventing ash adhesion in coal-fired boiler, and method and device for operating coal-fired boiler (2024-02-13),

4. 11801573 - Tack welding method and tack welding apparatus (2023-10-31),

5. 11724337 - Hybrid welding device (2023-08-15),

6. 11680879 - Strength testing method and strength evaluation device (2023-06-20),

7. 11293905 - Phased-array flaw-detection device and method (2022-04-05),

8. 10632570 - Laser welding quality determination method and apparatus (2020-04-28),

9. 10345268 - Ultrasonic inspection device and method (2019-07-09),

10. 9551691 - L-mode guided wave sensor (2017-01-24),

11. 9322818 - Fuel physical property determination method and fuel physical property determination device (2016-04-26),

12. 9068938 - Testing method using guided wave (2015-06-30),

13. 9038472 - Testing method using guided wave (2015-05-26),

Ihi Inspection and Instrumentation Co., Ltd. is a leading provider of inspection and testing services for the oil and gas industry. With a team of experienced professionals and state-of-the-art equipment, we offer a wide range of services including non-destructive testing, visual inspection, and integrity management. Our commitment to quality and safety has earned us a reputation for excellence in the industry.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

13 Patents

#1,452 in Tokyo

#3,660 in Japan

#43,712 in the World

Ihi Inspection and Instrumentation Co., Ltd.

Forward Citations = 3

36 inventors:

Hiraku Kawasaki (3 out of 3 patents)

Koki Daikoku (3 out of 3 patents)

Masato Yoshizaki (3 out of 3 patents)

4. Shuichi Sato (3 out of 12 patents)

5. Shintaro Fukumoto (2 out of 2 patents)

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