For the Inventor, By the Inventor

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Yokohama, Japan

Ntt Innovative Devices Corporation

USPTO Granted Patents = 8

Trademarks = 5

Forward Citations = 2

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18 inventors (with patents filed for the assignee):

Masatoshi Tobayashi (4 out of 13 patents)

Yoshikazu Urabe (4 out of 9 patents)

Toshiki Kishi (4 out of 7 patents)

4. Tadashi Minotani (4 out of 31 patents)

5. Tsutomu Takeya (3 out of 9 patents)

6. Tomohiro Takamuku (2 out of 11 patents)

7. Mitsuteru Yoshida (2 out of 20 patents)

8. Kenji Kawai (1 out of 61 patents)

9. Ryo Awata (1 out of 3 patents)

10. Masaaki Iizuka (1 out of 5 patents)

11. Yasuharu Onuma (1 out of 11 patents)

12. Tomoharu Semboku (1 out of 2 patents)

13. Masashi Suzuki (1 out of 1 patent)

14. Tomoharu Senboku (1 out of 1 patent)

15. Yuki Hayashida (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 12640711 - Sampling rate converter, sampling rate conversion method, and communication system (2026-05-26),

2. 12627540 - Connecting circuit and communication interface (2026-05-12),

3. 12489404 - Transmission interface and transmitter (2025-12-02),

4. 12425279 - Connecting circuit and communication interface (2025-09-23),

5. 12386591 - Arithmetic circuit (2025-08-12),

6. 12308868 - Amplifier circuit (2025-05-20),

7. 12040834 - Adaptive equalizer, adaptive equalization method, and optical communication system (2024-07-16),

8. 12028109 - Adaptive equalizer, equalization method, and optical communication system (2024-07-02),

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USPTO Data Jan 1 1976 - Oct 6 2026

8 Patents

#92 in Yokohama

#5,037 in Japan

Yokohama, Japan

Ntt Innovative Devices Corporation

Forward Citations = 2

18 inventors:

Masatoshi Tobayashi (4 out of 13 patents)

Yoshikazu Urabe (4 out of 9 patents)

Toshiki Kishi (4 out of 7 patents)

4. Tadashi Minotani (4 out of 31 patents)

5. Tsutomu Takeya (3 out of 9 patents)

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