logo

For the Inventor, By the Inventor

Nagano, Japan

Takumi Sato

This inventor holds 16 USPTO granted patents, primarily in Printing Technology. Top assignee: Seiko Epson Corporation. Active years: 1988-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takumi Sato. Retrieved from https://idiyas.com/inventor/takumi-sato-iryrhpml

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

Calculating rank
USPTO Granted Patents = 16

% Patents Active = 87.5

Average Co-Inventor Count = 1.9

ph-index = 5

Forward Citations = 89(Granted Patents)


Location History:

  • Suwa, JP (1988 - 1993)
  • Nagano, JP (2000 - 2006)
  • Matsumoto, JP (2018)

Company Filing History:

goldMedal16 out of 34,305 
 
Seiko Epson Corporation
 patents

Years Active: 1988-2025

Loading Chart...
Areas of Expertise:
Printing Device
Image Forming Apparatus
Continuous Paper Cutting
Wire Dot Printer
Print Wire Driving
Contaminant Removal
Wire Guide Device
Stacked Print Wire
16 patents (USPTO):Explore Patents
1. 12472758 - Printing device (2025-11-18),
2. 12257854 - Printing apparatus (2025-03-25),
3. 10059129 - Printing apparatus and method for removing contaminants in printing apparatus (2018-08-28),
4. 7068962 - Image forming apparatus (2006-06-27),
5. 6975821 - Image forming apparatus (2005-12-13),
6. 6321964 - Continuous paper cutting unit (2001-11-27),
7. 6279805 - Continuous paper cutting unit (2001-08-28),
8. 6273312 - Continuous paper cutting unit (2001-08-14),
9. 6068170 - Continuous paper cutting unit (2000-05-30),
10. 5236266 - Stacked print wire driving device for wire type dot printer (1993-08-17),
11. 5048985 - Wire guide device for wire dot printer (1991-09-17),
12. 4993854 - Wire dot print head (1991-02-19),
13. 4915524 - Print wire guiding device for wire type dot printer (1990-04-10),
14. 4913570 - Print wire driving device for wire type dot printer (1990-04-03),
15. 4881832 - Print wire driving device for wire type dot printer (1989-11-21),

Title: The Innovative Journey of Takumi Sato

Introduction

Takumi Sato is a prominent inventor based in Nagano, Japan. He has made significant contributions to the field of printing technology, holding a total of 15 patents. His work has been instrumental in advancing the capabilities of printing apparatuses, showcasing his innovative spirit and technical expertise.

Latest Patents

One of Takumi Sato's latest patents is a printing apparatus that includes a printing unit, a frame, a cover configured to open and close relative to the frame, and an open-close mechanism. This mechanism consists of a base attached to the frame, a holder attached to the base, a shaft attached to the holder, and an arm attached to the shaft, with the cover being attached to the arm. The design features a lockscrew that fixes the holder to the base, ensuring stability during operation. Additionally, he has developed a method for removing contaminants in printing apparatuses, which includes a printing portion that performs printing on a medium and a cutting portion capable of moving in a specific direction to cut the medium.

Career Highlights

Takumi Sato has dedicated his career to working at Seiko Epson Corporation, where he has been able to apply his inventive skills to create cutting-edge printing solutions. His contributions have not only enhanced the functionality of printing devices but have also improved the overall user experience.

Collaborations

Throughout his career, Takumi has collaborated with notable colleagues such as Akio Mitsuishi and Yasuhiko Nakazawa. These partnerships have fostered a creative environment that encourages innovation and the development of new technologies.

Conclusion

Takumi Sato's work exemplifies the spirit of innovation in the printing industry. His numerous patents and collaborations highlight his commitment to advancing technology and improving printing solutions. His contributions will undoubtedly continue to influence the field for years to come.

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]
Loading…