Kanagawa, Japan

Youichi Haga

This inventor holds 1 USPTO granted patent. Top assignee: Sony Corporation. Active years: 2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Youichi Haga. Retrieved from https://idiyas.com/inventor/youichi-haga

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 = 2.0

ph-index = 1

Forward Citations = 29(Granted Patents)


Company Filing History:


Years Active: 2003

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1 patent (USPTO):Explore Patents

Title: Youichi Haga: Innovator in Battery Charging Technology

Introduction

Youichi Haga is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of battery technology, particularly in the development of charging devices. His innovative approach addresses the growing demand for efficiency and safety in battery charging solutions.

Latest Patents

Haga holds 1 patent for a battery pack charging device. This device is designed to achieve universality without restrictions imposed by the charging terminal unit of the battery pack. It meets the demand for size reduction while ensuring safety and reliability, all while reducing production costs. The charging device features an ejection member that is thrust by a battery pack loaded in a battery pack loading unit, allowing for the accumulation of elastic force. Additionally, it includes a lock member that engages with a mating lock portion to securely hold the battery pack in place. Upon completion of the charging operation, the locked state is annulled, and the battery pack is uplifted by the ejection member from the loading unit.

Career Highlights

Youichi Haga is currently employed at Sony Corporation, a leading company in technology and innovation. His work at Sony has allowed him to focus on advancements in battery technology, contributing to the company's reputation for quality and innovation in electronic devices.

Collaborations

Haga collaborates with Michihito Kobayashi, another talented individual in the field. Their combined expertise enhances the development of innovative solutions in battery technology.

Conclusion

Youichi Haga's contributions to battery charging technology exemplify the spirit of innovation. His work not only addresses current technological challenges but also paves the way for future advancements in 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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