Ichihara, Japan

Takafumi Doudou

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi Chemical Company, Ltd.. Active years: 2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takafumi Doudou. Retrieved from https://idiyas.com/inventor/takafumi-doudou

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


% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 21(Granted Patents)


Company Filing History:


Years Active: 2000

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1 patent (USPTO):Explore Patents

Title: Takafumi Doudou: Innovator in Solid Electrolytic Capacitors

Introduction

Takafumi Doudou is a notable inventor based in Ichihara, Japan. He has made significant contributions to the field of solid electrolytic capacitors, particularly through his innovative patent that enhances the performance of these essential electronic components.

Latest Patents

Doudou holds a patent for a composition for forming an electrolyte for solid electrolytic capacitors. This composition is designed to exhibit excellent electric properties, including capacitance, equivalent series resistance, dielectric loss, and impedance across a wide frequency range. The formulation allows for the easy production of solid electrolytic capacitors that demonstrate high yield, excellent stress resistance, and superior thermal resistance. The composition includes an aniline compound, an organic sulfonic acid, water, an organic solvent, and, if necessary, a specified compound. He has 1 patent to his name.

Career Highlights

Doudou is associated with Hitachi Chemical Company, Ltd., where he has been instrumental in advancing the technology behind solid electrolytic capacitors. His work has contributed to the development of more efficient and reliable electronic components, which are crucial in various applications.

Collaborations

Throughout his career, Doudou has collaborated with esteemed colleagues such as Shouichi Sasaki and Toru Yoshikawa. These partnerships have fostered innovation and have played a vital role in the success of his projects.

Conclusion

Takafumi Doudou's contributions to the field of solid electrolytic capacitors highlight his innovative spirit and dedication to advancing technology. His work continues to impact the electronics industry positively.

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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