Ibaraki, Japan

Masayuki Yamada

This inventor holds 1 USPTO granted patent. Top assignee: Maxell, Ltd.. Active years: 2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayuki Yamada. Retrieved from https://idiyas.com/inventor/masayuki-yamada-ix0jb4d5

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 = 3.0

ph-index = 1


Company Filing History:


Years Active: 2023

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1 patent (USPTO):Explore Patents

Title: Masayuki Yamada: Innovator in Lithium Battery Technology

Introduction

Masayuki Yamada is a prominent inventor based in Ibaraki, Japan. He is known for his significant contributions to the field of battery technology, particularly in the development of lithium secondary battery packs. His innovative work has led to advancements that enhance the efficiency and safety of electronic devices.

Latest Patents

Yamada holds a patent for a lithium secondary battery pack, which includes an electrode body formed of a positive electrode and a negative electrode facing each other, along with a separator and a non-aqueous electrolyte. This battery pack features a PTC element and a protection circuit that includes a field effect transistor. The design boasts an energy density per volume of 450 Wh/L or more, with a current density of 3.0 mA/cm or less. The patent establishes specific impedance relationships to ensure optimal performance.

Career Highlights

Masayuki Yamada is currently employed at Maxell, Ltd., where he continues to push the boundaries of battery technology. His work has been instrumental in developing safer and more efficient energy storage solutions for various applications.

Collaborations

Yamada collaborates with notable colleagues, including Haruki Kamizori and Fusaji Kita, who contribute to his innovative projects and research endeavors.

Conclusion

Masayuki Yamada's contributions to lithium battery technology exemplify the spirit of innovation in the field. His work not only advances battery efficiency but also enhances the safety of electronic devices.

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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