Tokyo, Japan

Eiji Ooishi

This inventor holds 8 USPTO granted patents and 2 published patent applications. Top assignee: Dai Nippon Printing Co., Ltd.. Active years: 2016-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiji Ooishi. Retrieved from https://idiyas.com/inventor/eiji-ooishi

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

USPTO Granted Patents = 8 

% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2016-2023

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8 patents (USPTO):Explore Patents

Title: Eiji Ooishi: Innovator in Electroconductive Technologies

Introduction

Eiji Ooishi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electroconductive materials, holding a total of eight patents. His work focuses on developing advanced technologies that enhance the performance of touch panels and image display devices.

Latest Patents

Among his latest patents, Eiji has developed an electroconductive film that inhibits milkiness, which is crucial for improving the clarity of touch panels and image displays. This innovative film includes a light-transmitting resin and a variety of electroconductive fibers, achieving a diffused light reflectance of 0.5% or less. Additionally, he has created a conductive layered product that boasts excellent solvent and scratch resistance, along with a low haze value and high light transmittance. This layered body features a conductive layer with a fibrous filler, ensuring durability and performance.

Career Highlights

Eiji Ooishi is associated with Dai Nippon Printing Co., Ltd., where he continues to push the boundaries of electroconductive technology. His inventions have not only advanced the field but have also set new standards for product quality and functionality.

Collaborations

Eiji has collaborated with notable colleagues such as Shoichiro Ogumi and Yoshimasa Ogawa. Their combined expertise has contributed to the successful development of innovative products in the electroconductive domain.

Conclusion

Eiji Ooishi's work exemplifies the spirit of innovation in the field of electroconductive materials. His patents reflect a commitment to enhancing technology for touch panels and image displays, making a lasting impact on the industry.

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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