Hachioji, Japan

Toru Miyajima

This inventor holds 25 USPTO granted patents and 2 published patent applications and 2 EPO patents, primarily in Imaging Systems. Top assignees: Olympus Corporation, Olympus Imaging Corporation, Sdp Global Co., Ltd.. Active years: 2002-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toru Miyajima. Retrieved from https://idiyas.com/inventor/toru-miyajima

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 = 20.0


Average Co-Inventor Count = 2.4

ph-index = 5

Forward Citations = 92(Granted Patents)


Location History:

  • Akishima, JP (2008)
  • Hachioji, JP (2002 - 2017)
  • Tokyo, JP (2015 - 2021)

Company Filing History:


Years Active: 2002-2021

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Areas of Expertise:
Zoom Lens
Imaging Apparatus
Optical System
Electronic Image Pickup
Lens Control
Focus Adjustment
Absorbent Resin
Resin Composition
Image Pickup Optical System
Zoom Optical System
Display Device
Operation Apparatus
25 patents (USPTO):Explore Patents

Title: Innovations of Toru Miyajima: A Pioneer in Water-Absorbent Resin Technologies

Introduction

Toru Miyajima, an accomplished inventor based in Hachioji, Japan, holds an impressive portfolio of 25 patents that reflect his significant contributions to the field of water-absorbent resins. His innovative approach to polymer chemistry has led to advancements in the absorbency and permeability of gel materials, impacting various industrial applications.

Latest Patents

Miyajima's latest patents focus on the development of water-absorbent resin particles and the methods for producing them. One of his notable inventions is a method for producing water-absorbent resin particles with improved gel strength, which ensures a balanced performance between absorption under load and the rate of liquid permeation through the gel. This method involves polymerizing a specific monomer composition in the presence of organic compounds, leading to enhanced properties of the final product.

Another significant patent by Miyajima describes an absorbent resin composition that maintains high absorbency under load and excellent liquid permeability between swollen gels. This formulation is designed to prevent common issues such as blocking, discoloration during storage, and odor generation. It includes a crosslinked polymer with essential structural units and a cationic organic polymer, which contributes to its superior performance characteristics.

Career Highlights

Throughout his career, Toru Miyajima has been associated with reputable organizations, including Olympus Corporation and Olympus Imaging Corporation. His roles at these companies have allowed him to work on pioneering technologies in the domain of polymer science, solidifying his reputation as a leading innovator in the industry.

Collaborations

Miyajima has collaborated with notable professionals in his field, including Masahito Watanabe and Shinichi Mihara. Together, they have contributed to advancing technology in the area of water-absorbent materials, fostering a culture of innovation and teamwork that has proven beneficial for their respective projects.

Conclusion

Toru Miyajima stands out as a significant figure in the world of inventions related to water-absorbent resins. His innovative methods and compositions not only demonstrate his expertise but also highlight the potential for major advancements in various applications. With a track record of collaboration and a dedication to improving product performance, Miyajima continues to inspire future inventors in the field of polymer technology.

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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