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For the Inventor, By the Inventor

Tokyo, Japan

Takahiko Tsujisawa

This inventor holds 8 USPTO granted patents. Top assignee: Nec Corporation. Active years: 1988-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takahiko Tsujisawa. Retrieved from https://idiyas.com/inventor/takahiko-tsujisawa

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 8

% Patents Active = 87.5

Average Co-Inventor Count = 1.4

ph-index = 6

Forward Citations = 87(Granted Patents)


Company Filing History:

goldMedal8 out of 36,718 
 
Nec Corporation
 patents

Years Active: 1988-2006

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8 patents (USPTO):Explore Patents
1. 7133920 - Mobile computing service system (2006-11-07),
2. 6826351 - Personal commercial bank system (2004-11-30),
3. 5875042 - Image scanner (1999-02-23),
4. 5838278 - Antenna pointing apparatus mounted on satellite using feed forward with (1998-11-17),
5. 4982297 - Head positioning system for compensating for erroneous detection of (1991-01-01),
6. 4977470 - Track-following control system for magnetic disk drive (1990-12-11),
7. 4831471 - System for positioning a magnetic head at a center line of a floppy disk (1989-05-16),
8. 4788608 - Head positioning system for positioning a magnetic head on an eccentric (1988-11-29),

Title: Takahiko Tsujisawa: Innovator in Mobile Computing and Banking Systems

Introduction

Takahiko Tsujisawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of mobile computing and banking systems. With a total of 8 patents to his name, Tsujisawa continues to push the boundaries of technology and innovation.

Latest Patents

One of his latest patents is a mobile computing service system. This system allows users to make reservations on a server computer to access their work computer. The personal verification information and digital signature are stored on mobile media, which is then attached to the work computer. Once the work computer verifies the user through the stored information, it provides the same computing environment that the user had previously.

Another notable patent is a personal commercial bank system. This system includes a database that contains data such as broadcasting time, channel number, and sponsor name of advertisement programs. The video recording apparatus receives broadcast signals and records them. It communicates with the database to ensure that the advertisement content is recorded according to the specified broadcasting time and channel number.

Career Highlights

Takahiko Tsujisawa is currently employed at NEC Corporation, a leading technology company in Japan. His work at NEC has allowed him to develop innovative solutions that enhance user experience in mobile computing and banking.

Collaborations

Throughout his career, Tsujisawa has collaborated with notable colleagues, including Toshikazu Hashimoto and Hiroki Murayama. These collaborations have contributed to the advancement of technology in their respective fields.

Conclusion

Takahiko Tsujisawa is a visionary inventor whose work in mobile computing and banking systems has made a significant impact. His innovative patents continue to shape the future of technology, demonstrating his commitment to advancing the industry.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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