Kanagawa, Japan

Tsutomu Maekawa

This inventor holds 23 USPTO granted patents and 2 published patent applications and 6 EPO patents, primarily in Inkjet Printing Technology. Top assignees: Ricoh Company, Ltd., Hitachi Koki Co., Ltd., Ricoh Printing Systems, Ltd.. Active years: 1997-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Maekawa. Retrieved from https://idiyas.com/inventor/tsutomu-maekawa

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

USPTO Granted Patents = 23 

% Patents Active = 69.6

 

Average Co-Inventor Count = 4.8

ph-index = 6

Forward Citations = 121(Granted Patents)


Location History:

  • Hitachinaka, JP (2004 - 2008)
  • Kanagawa, JP (2014 - 2020)
  • Ibaraki, JP (1997 - 2023)

Company Filing History:


Years Active: 1997-2023

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Areas of Expertise:
Ink Composition
Image Forming Method
Inkjet Recording Device
Ultraviolet Crosslinking Ink
Photopolymerizable Ink
Three-Dimensional Laminating
Hot-Melt Ink
Electrophotographic Fixing
23 patents (USPTO):Explore Patents

Title: Tsutomu Maekawa: Pioneering Inventor Pushing Boundaries in Kanagawa

Introduction:

Tsutomu Maekawa, based in Kanagawa, Japan, is a prolific inventor with a total of 23 patents to his name. His dedication to innovation and relentless pursuit of excellence have established him as a trailblazer in the world of inventions, inspiring future generations to explore the realms of possibility.

Latest Patents:

Maekawa's latest patents showcase his ingenuity and expertise in the field of inventions. His inventions include a liquid composition and devices for applying the composition in image forming processes, demonstrating his versatility in creating innovative solutions for various applications.

Career Highlights:

Working at Ricoh Company, Ltd., Tsutomu Maekawa has honed his skills and made significant contributions to the field of imaging technology. His inventive spirit and technical proficiency have led to the successful development of novel products and processes, earning him recognition as a leading figure in the industry.

Collaborations:

Maekawa has collaborated with esteemed colleagues such as Akemi Ouchi and Shinya Seno, leveraging their collective expertise to drive forward groundbreaking projects and drive innovation in the company. These collaborations have resulted in successful inventions that have further solidified Maekawa's reputation as a pioneering inventor.

Conclusion:

In conclusion, Tsutomu Maekawa's remarkable journey as an inventor in Kanagawa, Japan, is marked by his unwavering commitment to innovation and his remarkable ability to push the boundaries of what is possible in the world of inventions. His latest patents and collaborations stand as a testament to his exceptional talent and visionary approach to the field, inspiring others to strive for greatness in the realm of innovation.

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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