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Yokogawa Test & Measurement Corporation

USPTO Granted Patents = 28

EPO Patents = 4

Trademarks = 1

Forward Citations = 37

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34 inventors (with patents filed for the assignee):

Ayako Kouno (6 out of 17 patents)

Manabu Kojima (4 out of 12 patents)

Daisuke Sato (4 out of 48 patents)

4. Gentarou Ishihara (4 out of 6 patents)

5. Katsushi Ota (3 out of 3 patents)

6. Gentaro Ishihara (3 out of 6 patents)

7. Hiroyuki Ishida (3 out of 3 patents)

8. Hiroki Minami (3 out of 3 patents)

9. Tsutomu Kaneko (2 out of 28 patents)

10. Toshikazu Yamamoto (2 out of 10 patents)

11. Tadahiko Iinuma (2 out of 2 patents)

12. Takanobu Shinagawa (2 out of 2 patents)

13. Kiyoshi Yokoshima (2 out of 3 patents)

14. Hirokazu Nagashima (2 out of 6 patents)

15. Kouji Hayashi (2 out of 6 patents)

28 patents: Sort by Forward Citations

1. 12492941 - Measurement apparatus, measurement method, and program (2025-12-09),

2. 12461128 - Current sensor (2025-11-04),

3. 12392804 - Current detection apparatus (2025-08-19),

4. 12385988 - Magnetic detection apparatus and current detection apparatus (2025-08-12),

5. 12235288 - Measurement device for measuring a waveform and measurement method thereof (2025-02-25),

6. 12025530 - Optical pulse tester (2024-07-02),

7. 11936162 - Light source device and optical pulse tester (2024-03-19),

8. 11933609 - Interferometer and optical instrument with integrated optical components (2024-03-19),

9. 11852524 - Optical measurement apparatus (2023-12-26),

10. 11808630 - First optical system, monochromator, and optical apparatus (2023-11-07),

11. 11781539 - Hand grip mechanism, drive mechanism, and air pump (2023-10-10),

12. D1000469 - Display screen or portion thereof with graphical user interface (2023-10-03),

13. D1000468 - Display screen or portion thereof with graphical user interface (2023-10-03),

14. D991814 - Spectrum analyzer (2023-07-11),

15. D991813 - Spectrum analyzer (2023-07-11),

Yokogawa Test & Measurement Corporation is a leading provider of measurement solutions for various industries. With a wide range of high-quality test and measurement instruments, Yokogawa aims to meet the evolving needs of its customers. Their products include oscilloscopes, power analyzers, data acquisition systems, signal generators, and more. As a trusted brand in the industry, Yokogawa is committed to delivering reliable and innovative solutions to help customers achieve their goals.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

28 Patents

#970 in Tokyo

#2,357 in Japan

#22,582 in the World

Yokogawa Test & Measurement Corporation

Forward Citations = 37

34 inventors:

Ayako Kouno (6 out of 17 patents)

Manabu Kojima (4 out of 12 patents)

Daisuke Sato (4 out of 48 patents)

4. Gentarou Ishihara (4 out of 6 patents)

5. Katsushi Ota (3 out of 3 patents)

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