Hitachi Information Systems, Ltd.

Calculating rank

USPTO Granted Patents = 4

% Expired Patents = 25.0

Forward Citations = 55

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17 inventors (with patents filed for the assignee):

Shigeyuki Nishitani (1 out of 81 patents)

Kiyoshi Kanai (1 out of 5 patents)

Yoshinori Otani (1 out of 2 patents)

4. Hirofumi Tsutsumimoto (1 out of 2 patents)

5. Tohru Kaneko (1 out of 1 patent)

6. Katsumasa Kishida (1 out of 1 patent)

7. Manabu Sasaki (1 out of 3 patents)

8. Shinichi Yoshida (1 out of 11 patents)

9. Hachio Tsuchida (1 out of 1 patent)

10. Shigeo Onda (1 out of 1 patent)

11. Mitsuaki Maeta (1 out of 1 patent)

12. Eiji Yamagata (1 out of 1 patent)

13. Takayuki Ishigami (1 out of 1 patent)

14. Hisanori Sugihara (1 out of 1 patent)

15. Michihiro Mese (1 out of 13 patents)

4 patents: Sort by Forward Citations

1. 7881988 - Product display rack system and purchasing behavior analysis program (2011-02-01),

2. 5629714 - Information processing system (1997-05-13),

3. 5361360 - Method for generating software development environment (1994-11-01),

4. 5074684 - Dot printer device having a control unit to print horizontal lines (1991-12-24),

Company Overview

Hitachi Information Systems, Ltd. is a global information technology company providing solutions for businesses in various industries. With a focus on innovation and technological advancement, Hitachi offers services in cloud computing, data management, and IT infrastructure. The company is known for its reliable and secure systems that help optimize operations and drive business growth.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

4 Patents

#3,058 in Tokyo

#7,590 in Japan

Tokyo, Japan