Shizuoka, Japan

Yuuji Tanaka

This inventor holds 69 USPTO granted patents and 26 published patent applications, plus 2 CIPO patents and 37 EPO patents, primarily in Fluoropolymer Production (CPC class H01L). Top assignees: Ricoh Company, Ltd., Daikin Industries, Ltd., Kyocera Corporation. Active years: 2007-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuuji Tanaka. Retrieved from https://idiyas.com/inventor/yuuji-tanaka

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

USPTO Granted Patents = 69 

% Patents Active = 78.3


 

Average Co-Inventor Count = 4.2

ph-index = 4

Forward Citations = 96(Granted Patents)

Forward Citations (Not Self Cited) = 62(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Namazu, JP (2012)
  • Fujinomiya, JP (2007 - 2013)
  • Shizuoka-ken, JP (2013)
  • Kanagawa, JP (2014)
  • Osaka, JP (2008 - 2024)
  • Shizuoka, JP (2013 - 2024)

Company Filing History:


Years Active: 2007-2026

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Areas of Expertise:
Fluoropolymer
Photoelectric Conversion
Solar Cell
Polytetrafluoroethylene
Surfactant
Wastewater Treatment
Heat Exchanger
Refrigerant Pipe
Electronic Device
Composition
Molded Body
69 patents (USPTO):Explore Patents

Title: Yuuji Tanaka – Innovator in Photoelectric Conversion Technology

Introduction

Yuuji Tanaka, an innovative inventor based in Shizuoka, Japan, has made significant contributions to the field of photoelectric conversion technology. With a remarkable portfolio of 60 patents, he is recognized for his work in developing advanced electronic devices and power supply modules.

Latest Patents

Tanaka’s latest inventions include a variety of technologies centered around photoelectric conversion elements. Notable among these is a detailed photoelectric conversion element that comprises a first support, first electrode, electron-transporting layer, photoelectric conversion layer, hole-transporting layer, and a second electrode. This hole-transporting layer consists of a polymer that includes recurring units defined by General Formula (1) and compounds detailed in General Formula (2). Additionally, he has developed photoelectric conversion modules and electronic devices that showcase innovative sealing mechanisms designed to enhance performance and durability.

Career Highlights

Throughout his career, Yuuji Tanaka has held pivotal roles at well-respected companies such as Ricoh Company, Ltd. and Daikin Industries, Ltd. His work has not only contributed to his employers but has also propelled advancements in technology, benefiting a wide range of industries.

Collaborations

Tanaka has collaborated with notable colleagues such as Tamotsu Horiuchi and Naomichi Kanei. These partnerships have fostered a creative environment that has led to groundbreaking innovations in photoelectric technology.

Conclusion

Yuuji Tanaka's work exemplifies the spirit of innovation in the field of photoelectric conversion. His extensive patent portfolio and collaborative efforts highlight his commitment to advancing technological solutions that enhance electronic devices and power systems. As technology continues to evolve, Tanaka's contributions will undoubtedly leave 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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