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For the Inventor, By the Inventor

Kawasaki, Japan

Kenji Essaki

This inventor holds 20 USPTO granted patents and 3 published patent applications, primarily in Nonaqueous Electrolyte Batteries. Top assignee: Kabushiki Kaisha Toshiba. Active years: 2002-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenji Essaki. Retrieved from https://idiyas.com/inventor/kenji-essaki

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

Calculating rank
USPTO Granted Patents = 20 

% Patents Active = 70.0

Average Co-Inventor Count = 4.5

ph-index = 4

Forward Citations = 59(Granted Patents)


Location History:

  • Yokohama, JP (2002 - 2004)
  • Kanagawa-ken, JP (2019)
  • Kanagawa, JP (2016 - 2022)
  • Kawasaki Kanagawa, JP (2022)
  • Kawasaki, JP (2007 - 2023)

Company Filing History:

goldMedal20 out of 53,332 
 
Kabushiki Kaisha Toshiba
 patents

Years Active: 2002-2025

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Areas of Expertise:
Nonaqueous Electrolyte Battery
Battery Pack
Electrode Material
Active Material
Fuel Synthesis Catalyst
Radiation Detection
Composite Structure
Carbon Dioxide Absorbent
20 patents (USPTO):Explore Patents
1. 12308301 - Structure and bonded body (2025-05-20),
2. 11729907 - Structure and circuit board (2023-08-15),
3. 11355416 - Structure and joined composite (2022-06-07),
4. 11300693 - Radiation detection material and radiation detection device (2022-04-12),
5. 10693128 - Electrode for nonaqueous electrolyte battery, nonaqueous electrolyte battery including the same, and battery pack (2020-06-23),
6. 10615410 - Active material for nonaqueous electrolyte battery, electrode for nonaqueous electrolyte battery, nonaqueous electrolyte secondary battery, battery pack, method of manufacturing active material for nonaqueous electrolyte battery, and vehicle (2020-04-07),
7. 10511026 - Electrode for nonaqueous electrolyte secondary battery, nonaqueous electrolyte secondary battery, battery pack, and vehicle (2019-12-17),
8. 10468669 - Active material for nonaqueous electrolyte battery, electrode for nonaqueous electrolyte battery, nonaqueous electrolyte secondary battery and battery pack (2019-11-05),
9. 10381649 - Electrode material for nonaqueous electrolyte battery, electrode for nonaqueous electrolyte battery, nonaqueous electrolyte battery including the same, and battery pack (2019-08-13),
10. 10326129 - Active material, electrode, nonaqueous electrolyte secondary battery, battery pack and production method of active material (2019-06-18),
11. 10005078 - Fuel synthesis catalyst and fuel synthesis system (2018-06-26),
12. 9975099 - Fuel synthesis catalyst and fuel synthesis system (2018-05-22),
13. 9859552 - Electrode material for nonaqueous electrolyte secondary battery, electrode for nonaqueous electrolyte secondary battery, and nonaqueous electrolyte secondary battery (2018-01-02),
14. 9318737 - Negative electrode material for non-aqueous electrolyte secondary battery, negative electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery (2016-04-19),
15. 7985704 - Method of regenerating absorbent (2011-07-26),

Title: Kenji Essaki - Pioneering Inventor from Kawasaki

Introduction: Kenji Essaki is a renowned inventor hailing from Kawasaki, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kenji Essaki holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Kenji Essaki has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs in various industries.

Collaborations: Throughout his career, Kenji Essaki has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing that has been instrumental in his success as an inventor.

Conclusion: Kenji Essaki's passion for innovation, coupled with his relentless drive to solve complex technological challenges, has solidified his reputation as a visionary inventor in Kawasaki and beyond. His contributions continue to inspire the next generation of inventors and shape the future of 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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