Tokyo, Japan

Tomoo Izumi

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignees: Nippon Electric Co., Ltd., Showa Denko Kabushiki Kaisha. Active years: 1976.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoo Izumi. Retrieved from https://idiyas.com/inventor/tomoo-izumi-d5elcojy

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

Calculating rank

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1976

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1 patent (USPTO):Explore Patents

Title: Tomoo Izumi: Innovator in Electrolytic Capacitor Technology

Introduction

Tomoo Izumi is a notable inventor based in Tokyo, Japan. He is recognized for his contributions to the field of electrolytic capacitors, particularly through his innovative patent that enhances the manufacturing process of capacitor anodes. His work has had a significant impact on the electronics industry.

Latest Patents

Tomoo Izumi holds a patent for a process for making electrolytic capacitor anodes. This process involves sintering metal powder for the anodes in a mold cavity to form a continuum of anode bodies. The continuum is then cut into individual bodies. Additionally, lead wires for the anodes can be placed in the mold cavity before the sintering step or welded to specific anode bodies after sintering and before cutting. A metal support may also be attached to the lead wires prior to the cutting step. This innovative approach streamlines the production of electrolytic capacitors.

Career Highlights

Throughout his career, Tomoo Izumi has worked with prominent companies such as Showa Denko and Nippon Electric Co., Ltd. His experience in these organizations has contributed to his expertise in capacitor technology and innovation.

Collaborations

Tomoo Izumi has collaborated with notable colleagues, including Koichi Morimoto and Naoaki Oishi. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Tomoo Izumi's contributions to the field of electrolytic capacitors through his innovative patent and collaborations with industry professionals highlight his significance as an inventor. His work continues to influence advancements in electronics and capacitor 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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