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For the Inventor, By the Inventor

Fuchu, Japan

Keisuke Tsuji

This inventor holds 5 USPTO granted patents. Top assignee: Seiko Epson Corporation. Active years: 1991-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keisuke Tsuji. Retrieved from https://idiyas.com/inventor/keisuke-tsuji-xrpclwmp

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

Calculating rank
USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 4

Forward Citations = 1,049(Granted Patents)


Location History:

  • Nagano, JP (1993)
  • Suwa, JP (1991 - 2003)
  • Fuchu, JP (2003)
  • Fuchi, JP (2003)

Company Filing History:

goldMedal5 out of 34,305 
 
Seiko Epson Corporation
 patents

Years Active: 1991-2003

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5 patents (USPTO):Explore Patents
1. 6661438 - Display apparatus and portable information processing apparatus (2003-12-09),
2. 6621508 - Information processing system (2003-09-16),
3. 6522347 - Display apparatus, portable information processing apparatus, information recording medium, and electronic apparatus (2003-02-18),
4. D333438 - Combined watch and depth gauge for divers (1993-02-23),
5. D321006 - Color copy machine (1991-10-22),

Title: Keisuke Tsuji: Innovator in Display Technology

Introduction

Keisuke Tsuji is a prominent inventor based in Fuchu, Japan. He has made significant contributions to the field of display technology, holding a total of 5 patents. His work focuses on enhancing the functionality and efficiency of display apparatuses and information processing systems.

Latest Patents

Tsuji's latest patents include a display apparatus and an information processing system. The display apparatus features a communication unit that receives multiple pieces of display data. It is equipped with a first storage device for storing this data and a second storage unit for storing icon information. The display unit is designed to showcase this information on a menu screen, allowing for a user-friendly interface. The information processing system manages the menu displays of a base-station device and its portable counterpart, ensuring seamless communication and data correlation between the two devices.

Career Highlights

Keisuke Tsuji is currently employed at Seiko Epson Corporation, where he continues to innovate in the realm of display technology. His work has been instrumental in developing systems that improve user interaction with electronic devices. Tsuji's patents reflect his commitment to advancing technology and enhancing user experience.

Collaborations

Throughout his career, Tsuji has collaborated with notable colleagues, including Atsushi Shiraishi and Roy Nakashima. These partnerships have contributed to the successful development of his innovative projects.

Conclusion

Keisuke Tsuji is a key figure in the field of display technology, with a focus on creating efficient and user-friendly systems. His contributions through patents and collaborations highlight his dedication to innovation in this dynamic 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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