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Ntt Data Communications Systems Corporation

USPTO Granted Patents = 15

Forward Citations = 869

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49 inventors (with patents filed for the assignee):

Kenichi Abe (4 out of 22 patents)

Takafumi Kobayashi (2 out of 18 patents)

Atsushi Sakamoto (2 out of 18 patents)

4. Atsumi Tokumasu (2 out of 2 patents)

5. Sigefumi Takahashi (2 out of 2 patents)

6. Tomoo Takeda (2 out of 2 patents)

7. Kenichiro Inoue (2 out of 2 patents)

8. Nobuo Furuhashi (2 out of 2 patents)

9. Noriyuki Iwase (2 out of 2 patents)

10. Kikuo Sumiyoshi (2 out of 3 patents)

11. Masumi Kaneuchi (2 out of 2 patents)

12. Kenji Kurashina (2 out of 2 patents)

13. Kenzou Kaji (2 out of 2 patents)

14. Kazutoshi Hirohashi (2 out of 15 patents)

15. Akio Yoshikawa (2 out of 2 patents)

15 patents: Sort by Forward Citations

1. 6182891 - Electronic bankbook, and processing system for financial transaction information using electronic bankbook (2001-02-06),

2. 6052695 - Accurate completion of transaction in cooperative type distributed (2000-04-18),

3. 6029887 - Electronic bankbook and processing system for financial transaction (2000-02-29),

4. 5903553 - Enhanced signal collision detection method in wireless communication (1999-05-11),

5. 5752039 - Executable file difference extraction/update system and executable file (1998-05-12),

6. 5715462 - Updating and restoration method of system file (1998-02-03),

7. 5640390 - Wireless communication network system (1997-06-17),

8. 5353434 - Non-contact IC recording medium (1994-10-04),

9. 5349463 - Optical radio repeater with signal quality detection (1994-09-20),

10. 5289306 - Repeater system (1994-02-22),

11. 5199071 - Modem mode matching method with PBX dial-in (1993-03-30),

12. 5185798 - IC card system having a function of authenticating destroyed data (1993-02-09),

13. D332943 - IC card input and output terminal (1993-02-02),

14. 5179561 - Totally self-checking checker (1993-01-12),

15. 5153897 - Automatically controlling the operation mode of data circuit terminating (1992-10-06),

NTT Data Communications Systems Corporation is a prominent player in the IT services sector, specializing in the development and integration of advanced technology solutions. The company focuses on areas such as cloud computing, data analytics, and cybersecurity, providing innovative services that enhance operational efficiency for businesses. Headquartered in Tokyo, Japan, NTT Data leverages its extensive expertise to support clients across various industries, driving digital transformation and fostering sustainable growth in a rapidly evolving technological landscape.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

15 Patents

#1,540 in Tokyo

#3,442 in Japan

#39,881 in the World

Ntt Data Communications Systems Corporation

Forward Citations = 869

49 inventors:

Kenichi Abe (4 out of 22 patents)

Takafumi Kobayashi (2 out of 18 patents)

Atsushi Sakamoto (2 out of 18 patents)

4. Atsumi Tokumasu (2 out of 2 patents)

5. Sigefumi Takahashi (2 out of 2 patents)

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