Company Filing History:

18 out of 42,485

Hitachi, Ltd.

patents

1 out of 75

Hitachi Via Mechanics Ltd.

patents

1 out of 1

Hitachi Information Technology

patent

4. 1 out of 217

Hitachi Device Engineering Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1992-2011

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7930100 - Computer readable medium storing a map data updating program and map data updating terminal (2011-04-19),

2. 7783421 - Navigation device, navigation method, navigation program, server device, and navigation information distribution system (2010-08-24),

3. 7006134 - Pen type input device with camera (2006-02-28),

4. 6962287 - Information access device and information delivery system (2005-11-08),

5. 6385339 - Collaborative learning system and pattern recognition method (2002-05-07),

6. 6369805 - Information processing system (2002-04-09),

7. 6266057 - Information processing system (2001-07-24),

8. 6211857 - Interaction support system and method (2001-04-03),

9. 6202925 - System for management of object carrying (2001-03-20),

10. 6125206 - Collaborative learning system and pattern recognition method (2000-09-26),

11. 6081260 - Information processing system (2000-06-27),

12. 5917490 - Interactive information processing system responsive to user (1999-06-29),

13. 5903667 - Handwritten input information processing apparatus and handwritten input (1999-05-11),

14. 5841901 - Pattern recognition system (1998-11-24),

15. 5777597 - Interaction support system and method (1998-07-07),

Title: Innovations by Toshifumi Arai

Introduction

Toshifumi Arai is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of navigation technology, holding a total of 18 patents. His work focuses on enhancing the efficiency and reliability of navigation systems.

Latest Patents

One of Arai's latest patents is a computer-readable medium that stores a map data updating program and a map data updating terminal. This invention allows for quick updates of map data in regional units while avoiding contradictions with adjacent non-updated regions. The process involves obtaining the time and date of the update region and using it as a trigger for the update. Additionally, he has developed a navigation device that includes a navigation information storage unit and a human-machine interface. This device outputs user-provided data and navigation information separately, ensuring a reliable combination of user and official data.

Career Highlights

Arai has worked with prominent companies such as Hitachi, Ltd. and Hitachi Via Mechanics Ltd. His experience in these organizations has contributed to his expertise in navigation technologies and systems.

Collaborations

Some of his notable coworkers include Hiroshi Shojima and Soshiro Kuzunuki. Their collaboration has likely played a role in the development of innovative solutions in the field.

Conclusion

Toshifumi Arai's contributions to navigation technology through his patents and collaborations highlight his importance as an inventor. His work continues to influence advancements in the industry.

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