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Inter-university Research Institute Corporation Research Organization of Information and Systems

USPTO Granted Patents = 27

EPO Patents = 10

Trademarks = 1

Forward Citations = 74

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61 inventors (with patents filed for the assignee):

Shoko Utsunomiya (6 out of 6 patents)

Masayoshi Tsukahara (5 out of 5 patents)

Yoshihisa Yamamoto (5 out of 35 patents)

4. Koichi Kawakami (4 out of 4 patents)

5. Keina Yamaguchi (4 out of 4 patents)

6. Risa Ogawa (4 out of 4 patents)

7. Hiroki Takesue (3 out of 8 patents)

8. Yi Ge (3 out of 16 patents)

9. Masahiro Goshima (3 out of 3 patents)

10. Kenta Takata (2 out of 5 patents)

11. Toshimori Honjo (2 out of 7 patents)

12. Takahiro Inagaki (2 out of 15 patents)

13. Nobutaka Ono (2 out of 4 patents)

14. Shuhei Tamate (2 out of 4 patents)

15. Yoko Hayashi (2 out of 2 patents)

27 patents: Sort by Forward Citations

1. 12423608 - Computing device of Ising model (2025-09-23),

2. 12405798 - Instruction processing apparatus and instruction processing method (2025-09-02),

3. 12360519 - System optimal control device, system optimal control method, and program (2025-07-15),

4. 12061540 - Processor and processing method (2024-08-13),

5. 11829293 - Processor and arithmetic processing method (2023-11-28),

6. 11758181 - Encoding method, encoding apparatus, and program (2023-09-12),

7. 11551788 - Information processing system, information processing method, and program (2023-01-10),

8. 11537415 - Information processing apparatus, information processing circuit, information processing system, and information processing method (2022-12-27),

9. 11144565 - Information extraction apparatus, information extraction method, and information extraction program (2021-10-12),

10. 10410640 - Sound source separation apparatus (2019-09-10),

11. 10358671 - Protein production method (2019-07-23),

12. 10140580 - Quantum computing device for Ising model, quantum parallel computing device for Ising model, and quantum computing method for Ising model (2018-11-27),

13. 10139703 - Ising model quantum computation device (2018-11-27),

14. 10089421 - Information processing apparatus and information processing method (2018-10-02),

15. 10006860 - Digital holography recording device, digital holography playback device, digital holography recording method, and digital holography playback method (2018-06-26),

The Inter-University Research Institute Corporation Research Organization of Information and Systems (ROIS) is a national research and development organization in Japan. It operates the National Institute of Informatics (NII), which serves as a hub in the promotion of scientific research and development in the field of informatics. ROIS aims to contribute to the progress of science and the development of academic research by conducting comprehensive and systematic research in the field of information and systems.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

27 Patents

#994 in Tokyo

#2,405 in Japan

#23,242 in the World

Inter-university Research Institute Corporation Research Organization of Information and Systems

Forward Citations = 74

61 inventors:

Shoko Utsunomiya (6 out of 6 patents)

Masayoshi Tsukahara (5 out of 5 patents)

Yoshihisa Yamamoto (5 out of 35 patents)

4. Koichi Kawakami (4 out of 4 patents)

5. Keina Yamaguchi (4 out of 4 patents)

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