Chita, Japan

Masafumi Kadoi

This inventor holds 7 USPTO granted patents and 5 published patent applications and 2 EPO patents. Top assignees: Prime Planet Energy & Solutions, Inc., Toyota Jidosha Kabushiki Kaisha, Nagoya Institute of Technology. Active years: 2015-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masafumi Kadoi. Retrieved from https://idiyas.com/inventor/masafumi-kadoi

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

USPTO Granted Patents = 7 

% Patents Active = 85.7

 

Average Co-Inventor Count = 2.5

ph-index = 1


Company Filing History:


Years Active: 2015-2026

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7 patents (USPTO):Explore Patents

Title: Masafumi Kadoi: Innovator in Battery Technology

Introduction

Masafumi Kadoi is a prominent inventor based in Chita, Japan. He has made significant contributions to the field of battery technology, holding a total of 7 patents. His innovative designs and methods have the potential to enhance the efficiency and reliability of battery systems.

Latest Patents

Kadoi's latest patents include a novel battery design and a method of manufacturing the same. This invention features an internal terminal positioned inside the battery case, spaced apart from it, and an external terminal located outside the battery case. The external terminal connects to the internal terminal through a terminal mounting hole. An electrically insulating resin fills the gaps between the battery case and both terminals, ensuring a secure connection. Additionally, at least one of the terminals includes a protruding portion that joins the internal and external terminals at its tip.

Another notable patent involves a secondary battery that includes an electrode with a slit along the winding direction in a non-formation portion. This secondary battery features a flat wound electrode body, where the electrode sheet is wound around a current collector. The design includes a first slit formed in the non-formation portion at the first end, allowing for improved functionality and performance.

Career Highlights

Throughout his career, Masafumi Kadoi has worked with notable companies such as Prime Planet Energy & Solutions, Inc. and Toyota Motor Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in battery technology.

Collaborations

Kadoi has collaborated with talented individuals in the field, including Takahiro Sakurai and Shinji Ichikawa. These partnerships have contributed to the advancement of his projects and the successful development of his patents.

Conclusion

Masafumi Kadoi is a distinguished inventor whose work in battery technology has led to several innovative patents. His contributions are paving the way for advancements in energy storage solutions.

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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