Tokyo, Japan

Mariko Kojima

This inventor holds 25 USPTO granted patents and 3 published patent applications and 11 EPO patents, primarily in 3D Printing Technology. Top assignees: Ricoh Company, Ltd., Tokyo Institute of Technology. Active years: 2007-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mariko Kojima. Retrieved from https://idiyas.com/inventor/mariko-kojima

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

USPTO Granted Patents = 25 

% Patents Active = 72.0

 

Average Co-Inventor Count = 3.5

ph-index = 7

Forward Citations = 200(Granted Patents)


Location History:

  • Komae, JP (2010 - 2013)
  • Tokyo, JP (2007 - 2023)

Company Filing History:


Years Active: 2007-2026

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Areas of Expertise:
3D Object Formation
Inkjet Recording
Liquid Material
Ink Cartridge
Recording Ink
Hardening Liquid
Recording Apparatus
Inkjet Device
Powder Material
Formation Method
Ink Recorded Matter
Material Set
25 patents (USPTO):Explore Patents

Title: **Mariko Kojima: Innovator in Three-Dimensional Object Formation**

Introduction

Mariko Kojima is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the field of three-dimensional object formation. With a remarkable portfolio of 24 patents, Kojima has been at the forefront of innovation, particularly in methods involving metal and ceramic particles in the production of complex three-dimensional objects.

Latest Patents

Among his latest inventions, Kojima has developed a formation method of a three-dimensional object using metal and/or ceramic particles combined with a thin organic resin. This innovative method involves a systematic approach of layering powder materials composed of a base material coated with organic material. The process is characterized by delivering a hardening liquid containing a cross-linking agent that interacts with the organic material to harden specific regions of the layered powder material. This patented technique enhances the reliability and efficiency in creating intricate three-dimensional structures.

Additionally, he has patented a comprehensive kit and apparatus for three-dimensional object formation, which improved upon existing methods by integrating the mentioned hardening processes. The patents focus on the precision required in the formation of three-dimensional objects, showcasing Kojima’s expertise in merging material science with cutting-edge manufacturing techniques.

Career Highlights

Kojima’s work at Ricoh Company, Ltd. has positioned him as a key player in the realm of industrial innovation. His commitment to advancing three-dimensional printing technologies has not only contributed to his personal success but also enhanced the capabilities of Ricoh as a leader in specialized manufacturing solutions. His expertise and leadership in research have brought forth significant advancements in the industry.

Collaborations

Throughout his career, Mariko Kojima has collaborated with other talented inventors such as Akihiko Gotoh and Kiyofumi Nagai. These partnerships highlight the collaborative nature of innovation, allowing for the exchange of ideas and expertise to push the boundaries of technological advancements. Together, they have worked on various projects that further enhance the quality and functionality of three-dimensional object production.

Conclusion

Mariko Kojima’s contributions to the field of three-dimensional object formation exemplify the spirit of innovation and the pursuit of excellence. With 24 patents to his name and a forward-thinking approach at Ricoh Company, Ltd., he continues to shape the future of manufacturing technologies. His work not only reflects personal achievement but also sets new standards in the industry, inspiring future inventors and researchers.

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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