Tatebayashi, Japan

Koji Hayashi

This inventor holds 15 USPTO granted patents and 1 published patent application and 2 EPO patents, primarily in Lithographic Printing. Top assignees: Eastman-Kodak Company, Toa Industries Co., Ltd., Kodak Japan Ltd. and Nec Engineering Ltd.. Active years: 2004-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Hayashi. Retrieved from https://idiyas.com/inventor/koji-hayashi-0l6n7d0c

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

Calculating rank
USPTO Granted Patents = 15 

% Patents Active = 20.0


Average Co-Inventor Count = 1.8

ph-index = 4

Forward Citations = 41(Granted Patents)


Location History:

  • Rochester, NY (US) (2014)
  • Tatebasyashi, JP (2016)
  • Tatebayashi, JP (2004 - 2021)

Company Filing History:


Years Active: 2004-2021

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Areas of Expertise:
Lithographic Printing
Printing Plate
Photosensitive Composition
Foamed Seal Member
Multistage Furnace
Silica Particles
Aluminum Substrates
Planographic Printing
Radiation-Sensitive Composition
Negative-Working
Printing Plate Precursor
Development Method
15 patents (USPTO):Explore Patents

Title: Koji Hayashi: Innovator in Lithographic Technology

Introduction

Koji Hayashi is a prominent inventor based in Tatebayashi, Japan. He has made significant contributions to the field of lithographic technology, holding a total of 15 patents. His innovative work has advanced the capabilities of printing processes, making them more efficient and effective.

Latest Patents

Hayashi's latest patents include a negatively-working lithographic printing plate precursor and method. This invention allows for the imaging and development of a lithographic printing plate directly on-press. The precursor features an initiator composition that includes compound A of Structure (I) and one or more compounds collectively referred to as compound B of Structure (II) or Structure (III). The specific configurations of these compounds enhance the printing process.

Another notable patent is related to a press die and press machine. This invention improves the cooling effect on a press die used for hot pressing. The design includes a lower die with a first base and a second base that has a central opening. A support table is positioned within this opening, and a die portion is detachably mounted on the support table. The die portion consists of die pieces that are arranged adjacently, with cold water pipes integrated into each piece to enhance cooling efficiency.

Career Highlights

Throughout his career, Koji Hayashi has worked with notable companies such as Eastman Kodak Company and Toa Industries Co., Ltd. His experience in these organizations has contributed to his expertise in lithographic technologies and innovations.

Collaborations

Hayashi has collaborated with talented individuals in his field, including Taichi Shimizu and Masamichi Kamiya. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Koji Hayashi's contributions to lithographic technology through his numerous patents demonstrate his innovative spirit and dedication to advancing the field. His work continues to influence the printing industry, showcasing the importance of creativity and collaboration in technological advancements.

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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