Tokyo, Japan

Kazuo Hagihara

This inventor holds 1 USPTO granted patent. Top assignees: Hayashibara Biochemical Laboratories, Inc., Sumitomo Chemical Company, Limited. Active years: 1978.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuo Hagihara. Retrieved from https://idiyas.com/inventor/kazuo-hagihara

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


% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1978

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1 patent (USPTO):Explore Patents

Title: Kazuo Hagihara: Innovator in Protective Coating Materials

Introduction

Kazuo Hagihara is a notable inventor based in Tokyo, Japan. He is recognized for his contributions to the field of lithographic printing through his innovative patent. His work has significantly impacted the industry, particularly in enhancing the performance of printing materials.

Latest Patents

Hagihara holds a patent for a protective coating material for lithographic printing plates. This material comprises pullulan or pullulan derivatives, which offer superior protection against oxidation and scumming compared to traditional gum arabic solutions. Additionally, it enhances the hydrophilic character of the metallic surface in non-image areas, making it a valuable advancement in printing technology.

Career Highlights

Throughout his career, Kazuo Hagihara has worked with prominent companies, including Sumitomo Chemical Company, Limited and Hayashibara Biochemical Laboratories, Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of chemical engineering and materials science.

Collaborations

Hagihara has collaborated with notable professionals in his field, including Norishige Tsukada and Kozo Tsuji. These partnerships have contributed to the development of his patented technologies and have fostered advancements in lithographic printing.

Conclusion

Kazuo Hagihara's contributions to protective coating materials have made a significant impact on the lithographic printing industry. His innovative approach and collaboration with industry professionals highlight the importance of continuous development in this field.

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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