Nagoya, Japan

Hiroshi Hayashi

This inventor holds 15 USPTO granted patents and 4 EPO patents, primarily in Zinc Battery Technology. Top assignees: Ngk Insulators, Inc., Agency of Industrial Science and Technology, Ministry of International Trade & Industry. Active years: 1978-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Hayashi. Retrieved from https://idiyas.com/inventor/hiroshi-hayashi-6p9p07yy

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

Calculating rank

% Patents Active = 40.0

 

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 46(Granted Patents)


Location History:

  • Nagoya, JA (1978)
  • Aichi, JP (1987)
  • Nagoya, JP (1988 - 2022)

Company Filing History:


Years Active: 1978-2022

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Areas of Expertise:
Negative Electrode
Zinc Secondary Battery
Nickel-Zinc Battery
Hydroxide-Ion-Conducting Separator
Solid Oxide Fuel Cell
Pressure Sensor Element
Carbon Fiber Reinforced Composite
Sintered Composite
Magnesia Ceramic
High-Frequency Insulation
15 patents (USPTO):Explore Patents

Title: Innovations of Hiroshi Hayashi in Battery Technology

Introduction

Hiroshi Hayashi is a prominent inventor based in Nagoya, Japan, known for his significant contributions to battery technology. With a total of 15 patents to his name, he has made remarkable advancements in the field of energy storage solutions. His work focuses on developing efficient and reliable battery systems that can meet the demands of modern technology.

Latest Patents

Among his latest patents, Hayashi has developed a negative electrode for use in a zinc secondary battery. This innovative design incorporates ZnO particles and metallic Zn particles, along with specific metal elements and a binder resin. Additionally, he has created a highly reliable nickel-zinc battery that features a separator with hydroxide ion conductivity and water impermeability. This battery design includes a positive electrode containing nickel hydroxide, a negative electrode with zinc, and distinct electrolytic solutions for each electrode, ensuring optimal performance.

Career Highlights

Throughout his career, Hiroshi Hayashi has worked with notable companies such as NGK Insulators, Inc. and the Agency of Industrial Science and Technology. His experience in these organizations has allowed him to refine his expertise in battery technology and contribute to various innovative projects.

Collaborations

Hayashi has collaborated with esteemed colleagues, including Kenshin Kitoh and Naohito Yamada. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field of energy storage.

Conclusion

Hiroshi Hayashi's contributions to battery technology exemplify his dedication to innovation and excellence. His patents and collaborations reflect a commitment to advancing energy solutions that are both efficient and reliable. His work continues to influence the future of battery 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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