Sendai, Japan

Koji Tomitsuka

This inventor holds 1 USPTO granted patent. Top assignee: Sii Micro Parts Ltd.. Active years: 2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Tomitsuka. Retrieved from https://idiyas.com/inventor/koji-tomitsuka-mos59xli

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 = 4.0

ph-index = 1


Company Filing History:


Years Active: 2003

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1 patent (USPTO):Explore Patents

Title: Koji Tomitsuka: Innovator in Battery Technology

Introduction

Koji Tomitsuka is a notable inventor based in Sendai, Japan. He has made significant contributions to the field of battery technology, particularly with his innovative designs that enhance the efficiency and compactness of secondary batteries and capacitors.

Latest Patents

Tomitsuka holds a patent for a secondary battery with terminals and a capacitor with terminals. This invention is designed to occupy less area on a packaging substrate. The unique feature of his design is that either one of the positive or negative terminals is mounted within the outer surface of the secondary battery or capacitor. This innovative approach reduces the area occupied by the device on the substrate. Additionally, at least one step is formed on the terminal positioned opposite to the substrate, which prevents electrical shorting between the positive electrode can and the negative terminal.

Career Highlights

Koji Tomitsuka is associated with Sii Micro Parts Ltd., where he continues to work on advancements in battery technology. His expertise and innovative mindset have positioned him as a key player in the industry.

Collaborations

Some of his notable coworkers include Kenji Ogata and Taisuke Takiguchi, who contribute to the collaborative efforts in developing cutting-edge technologies in their field.

Conclusion

Koji Tomitsuka's work in battery technology exemplifies innovation and practicality, making significant strides in the efficiency of energy storage solutions. His contributions are vital to the ongoing advancements in this essential 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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