Tokyo, Japan

Masahiro Tsuchiya

This inventor holds 105 USPTO granted patents and 6 published patent applications and 50 EPO patents, primarily in Printer Technology (CPC class B41J11-70). Top assignees: Fujitsu Component Limited, National Institute of Information and Communications Technology, Incorporated, Renesas Technology Corp.. Active years: 1986-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Tsuchiya. Retrieved from https://idiyas.com/inventor/masahiro-tsuchiya

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

USPTO Granted Patents = 105 

% Patents Active = 43.8

 

Average Co-Inventor Count = 3.3

ph-index = 10

Forward Citations = 405(Granted Patents)

Forward Citations (Not Self Cited) = 324(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Komoro, JP (2005 - 2008)
  • Koganei, JP (2010 - 2014)
  • Shinagawa, JP (2004 - 2016)
  • Xiamen, CN (2020)
  • Tokyo, JP (1986 - 2022)

Company Filing History:


Years Active: 1986-2026

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Areas of Expertise:
Printer
Lithium-Ion Battery
Electromagnetic Field Imaging
Positive Electrode
Negative Electrode
Recording Sheet
Flapper
Guide Roller
Tensioning Guide Unit
Cutter
Support
Stabilized Lithium Powder
105 patents (USPTO):Explore Patents

Title: Masahiro Tsuchiya: Tokyo-based Innovator with 104 Patents

Introduction:

Masahiro Tsuchiya, a highly accomplished inventor from Tokyo, Japan, has made significant contributions in the field of printing technology. With an impressive portfolio of 104 patents, Tsuchiya has played a crucial role in developing innovative printer designs and improving efficiency in printing processes. This article explores Tsuchiya's latest patents, career highlights, collaborations, and his groundbreaking work in the industry.

Latest Patents:

Tsuchiya's recent patents demonstrate his expertise in printer design and functionality. One notable invention is a printer with a unique contact part that contacts rolled recording paper. This design enables precise point-contact with the paper, even as it is unrolled, ensuring accurate printing. Additionally, Tsuchiya's printer apparatus features a flapper attached to a conveying route cover, facilitating smooth paper transportation and efficient printing. These inventions are a testament to Tsuchiya's commitment to advancing printer technology and enhancing user experience.

Career Highlights:

Tsuchiya's career has been shaped by his work with esteemed organizations such as Fujitsu Component Limited and the National Institute of Information and Communications Technology (NICT). During his tenure, he has made remarkable contributions to the field of printing technology, specifically in developing innovative printer designs and improving printing system efficiency. Tsuchiya's expertise has been instrumental in driving technological advancements in the printing industry, revolutionizing the way we print and improving overall efficiency.

Collaborations:

Tsuchiya has had the privilege of collaborating with highly skilled professionals during the course of his career. One of his notable collaborators is Sumio Watanabe, a renowned expert in printer technology. Their partnership has resulted in several remarkable inventions and patents. Tsuchiya has also worked closely with Yukihiro Mori, another expert in the same field, further enhancing the quality and innovation of their collective work. These collaborations illustrate the power of teamwork and the dynamic contributions that arise from the exchange of ideas among industry professionals.

Conclusion:

Masahiro Tsuchiya's prolific career and extensive patent portfolio demonstrate his unwavering commitment to innovation in printer technology. His groundbreaking inventions, such as the printer with a unique contact part and the printer apparatus with a flapper, have significantly improved printing processes and efficiency. Throughout his career, Tsuchiya's collaboration with esteemed colleagues, including Sumio Watanabe and Yukihiro Mori, has further propelled his innovative work. As a Tokyo-based innovator, Tsuchiya continues to make significant contributions to the world of printing technology, leaving an indelible mark on the industry as a whole.

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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