Wakayama, Japan

Hitoshi Ishizuka

This inventor holds 4 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignee: Kao Corporation. Active years: 2010-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hitoshi Ishizuka. Retrieved from https://idiyas.com/inventor/hitoshi-ishizuka

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

USPTO Granted Patents = 4 

% Patents Active = 25.0


Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 29(Granted Patents)


Company Filing History:


Years Active: 2010-2014

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4 patents (USPTO):Explore Patents

Title: Hitoshi Ishizuka: Innovator in Liquid Detergent Composition

Introduction

Hitoshi Ishizuka is a notable inventor based in Wakayama, Japan. He has made significant contributions to the field of liquid detergent compositions, holding a total of 4 patents. His work focuses on creating effective and efficient cleaning solutions that meet consumer needs.

Latest Patents

Ishizuka's latest patents include innovative formulations for liquid detergents. One patent describes a liquid detergent composition that contains specific components (a) to (c), with a total content of 40 to 90% by mass. The mass ratios of these components are carefully defined to ensure optimal performance. Another patent outlines a liquid detergent composition that includes a nonionic surfactant, an anionic surfactant, and a water-miscible organic solvent, all in specified ratios. These inventions reflect his commitment to enhancing the effectiveness of cleaning products.

Career Highlights

Hitoshi Ishizuka is currently associated with Kao Corporation, a leading company in the consumer goods sector. His work at Kao Corporation has allowed him to develop and refine his innovative detergent formulations, contributing to the company's reputation for quality and effectiveness in cleaning products.

Collaborations

Ishizuka has collaborated with notable colleagues, including Masataka Maki and Nobuyoshi Yamaguchi. These partnerships have fostered a creative environment that encourages the development of groundbreaking solutions in the field of detergents.

Conclusion

Hitoshi Ishizuka's contributions to liquid detergent compositions demonstrate his innovative spirit and dedication to improving cleaning products. His patents reflect a deep understanding of chemical formulations and consumer needs, solidifying his position as a key inventor in this 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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