Nagoya, Japan

Hiromichi Hayashi

This inventor holds 10 USPTO granted patents and 1 EPO patent. Top assignees: Noritake Co., Ltd., Ngk Spark Plug Company, Limited, Noritake Co., Limi Ted. Active years: 1990-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiromichi Hayashi. Retrieved from https://idiyas.com/inventor/hiromichi-hayashi

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


% Patents Active = 70.0


Average Co-Inventor Count = 2.6

ph-index = 3

Forward Citations = 18(Granted Patents)


Location History:

  • Aichi, JP (2005 - 2021)
  • Nagoya, JP (1990 - 2023)

Company Filing History:


Years Active: 1990-2025

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10 patents (USPTO):Explore Patents

Title: Hiromichi Hayashi: Innovator in Inkjet Technology

Introduction

Hiromichi Hayashi is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of inkjet technology, holding a total of 10 patents. His innovative work focuses on developing advanced ink formulations that enhance printing capabilities.

Latest Patents

One of his latest patents involves an inkjet ink designed for use on inorganic substrates. This ink contains an inorganic solid content and a photocurable monomer component. The monomer component includes a monofunctional acrylate-based monomer, a monofunctional N-vinyl compound monomer, and a polyfunctional vinylether-based monomer. The specific weight ratios of these components are carefully formulated to optimize performance.

Another notable patent is for electroconductive inkjet ink, which comprises inorganic powder containing high melting point metal particles, a dispersant, an organic solvent, and a poly(vinyl acetal) resin. This formulation is engineered to achieve specific particle sizes and ratios, ensuring effective conductivity and print quality.

Career Highlights

Throughout his career, Hiromichi Hayashi has worked with reputable companies such as Noritake Co., Ltd. and NGK Spark Plug Company, Limited. His experience in these organizations has allowed him to refine his expertise in inkjet technology and contribute to various innovative projects.

Collaborations

Hiromichi has collaborated with talented individuals in his field, including Tomoshi Kumazawa and Takuya Kawamura. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Hiromichi Hayashi's contributions to inkjet technology through his patents and collaborations highlight his role as a leading inventor in this field. His innovative spirit continues to drive advancements in printing technology, making a lasting impact on 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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