Yamagata, Japan

Tetsugo Ishida

This inventor holds 20 USPTO granted patents and 1 published patent application and 4 EPO patents, primarily in Printer Technology. Top assignee: Seiko Epson Corporation. Active years: 2012-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsugo Ishida. Retrieved from https://idiyas.com/inventor/tetsugo-ishida

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

USPTO Granted Patents = 20 

% Patents Active = 65.0

 

Average Co-Inventor Count = 1.4

ph-index = 2

Forward Citations = 13(Granted Patents)


Location History:

  • Shiojiro, JP (2012)
  • Nagano-ken, JP (2014)
  • Shiojiri, JP (2012 - 2015)
  • Owa, JP (2016)
  • Yamagata, JP (2017 - 2020)
  • Yamagata-mura, JP (2016 - 2023)
  • Nagano, JP (2023)

Company Filing History:


Years Active: 2012-2026

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Areas of Expertise:
Roll Paper Printer
Printing Apparatus
Cutter Blade Drive Mechanism
Media Conveyance Device
Printer Platen Support Mechanism
Transportation Roller Cleaning Mechanism
Printer and Cutter Device
Cutter Blade Moving Mechanism
Printer Head Moving Mechanism
Cutter and Printer
20 patents (USPTO):Explore Patents

Title: Tetsugo Ishida: Innovator in Printing Technology

Introduction

Tetsugo Ishida is a prominent inventor based in Yamagata-mura, Japan. He has made significant contributions to the field of printing technology, holding a total of 20 patents. His innovative designs have enhanced the functionality and efficiency of printing devices.

Latest Patents

Ishida's latest patents include a roll paper printer and a printing apparatus. The roll paper printer features a case designed to accommodate roll paper, with a cover that rotates to open and close the accommodation section. This design includes a cover guide that effectively manages the roll paper, ensuring smooth operation. The printing apparatus incorporates a first and second projecting/retracting portion that adjusts based on the diameter of the roll paper, along with a detection section that utilizes a single sensor to monitor displacements.

Career Highlights

Tetsugo Ishida has dedicated his career to advancing printing technology. His work at Seiko Epson Corporation has positioned him as a key player in the industry. His patents reflect a deep understanding of the mechanics involved in printing processes and a commitment to innovation.

Collaborations

Ishida has collaborated with notable coworkers, including Hideaki Nishijima and Rikuo Yamada. These partnerships have fostered a creative environment that encourages the development of cutting-edge printing solutions.

Conclusion

Tetsugo Ishida's contributions to printing technology through his patents and collaborations highlight his role as an influential inventor. His work continues to shape the future of printing devices, making them more efficient and user-friendly.

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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