Jun Kawaji

This inventor holds 7 USPTO granted patents and 17 published patent applications, plus 1 CIPO patent and 1 EPO patent. Top assignees: Hitachi, Ltd., Tohoku University. Active years: 2012-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jun Kawaji. Retrieved from https://idiyas.com/inventor/jun-kawaji

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

USPTO Granted Patents = 7 (Patent Applications = 17)

% Patents Active = 14.3

CIPO Patents = 1

EPO Patents = 1 (Patent Applications = 9)

Average Co-Inventor Count = 3.6

ph-index = 2

Forward Citations = 13(Granted Patents)

Location History:

Hitachinaka, JP (2013)
Hitachi, JP (2012 - 2014)
Tokyo, JP (2017 - 2021)

Company Filing History:

where one patent can have more than one assignee

Years Active: 2012-2021

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11063298 - Semisolid electrolyte solution, semisolid electrolyte, semisolid electrolyte layer, electrode, and secondary battery (2021-07-13),

2. 10593994 - Quasi-solid state electrolyte and all solid state lithium secondary battery using same (2020-03-17),

3. 9899662 - Method for producing electrodes for all-solid battery and method for producing all-solid battery (2018-02-20),

4. 9853322 - Solid electrolyte and all-solid state lithium ion secondary battery (2017-12-26),

5. 8691466 - Membrane electrode assembly for fuel cell (2014-04-08),

6. 8597854 - Polymer electrolyte membrane, and membrane electrode assembly and polymer electrolyte fuel cell using the same (2013-12-03),

7. 8338050 - Membrane electrode assembly for fuel cell (2012-12-25),

Title: Innovations by Jun Kawaji in Battery Technology

Introduction

Jun Kawaji is a prominent inventor based in Tokyo, Japan, known for his significant contributions to battery technology. With a total of seven patents to his name, Kawaji has focused on developing advanced electrolyte solutions and materials that enhance the performance of secondary batteries. His work is pivotal in the quest for more efficient and reliable energy storage solutions.

Latest Patents

Kawaji's latest patents include innovations such as a semisolid electrolyte solution, semisolid electrolyte, semisolid electrolyte layer, electrode, and secondary battery. One of his notable inventions provides a semisolid electrolyte solution designed to improve the battery capacity of secondary batteries. This solution comprises a solvated electrolyte salt and an ether-based solvent, with a specific molar ratio that optimizes performance. Additionally, he has developed a quasi-solid state electrolyte that balances contact performance, conductivity, and stability, which is crucial for the advancement of all solid-state lithium secondary batteries.

Career Highlights

Throughout his career, Jun Kawaji has worked with esteemed organizations such as Hitachi, Ltd. and Tohoku University. His experience in these institutions has allowed him to collaborate with leading experts in the field and contribute to groundbreaking research in battery technology.

Collaborations

Kawaji has collaborated with notable colleagues, including Shuichi Suzuki and Yoshiyuki Takamori. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Jun Kawaji's work in battery technology exemplifies the importance of innovation in energy storage solutions. His patents reflect a commitment to enhancing battery performance, which is vital for the future of energy systems.

Profile summary based on public USPTO records.