Joyo, Japan

Hiroshi Tanaka

This inventor holds 3 USPTO granted patents. Top assignees: Unitika Ltd., Nippon Unicar Company Limited. Active years: 1996-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Tanaka. Retrieved from https://idiyas.com/inventor/hiroshi-tanaka-eus6j3w5

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 = 6.0

ph-index = 3

Forward Citations = 33(Granted Patents)


Company Filing History:


Years Active: 1996-1997

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3 patents (USPTO):Explore Patents

Title: Hiroshi Tanaka: Innovator in Biodegradable Nonwoven Fabrics

Introduction

Hiroshi Tanaka is a notable inventor based in Joyo, Japan. He has made significant contributions to the field of biodegradable materials, particularly in the development of nonwoven fabrics. With a total of 3 patents to his name, Tanaka's work focuses on creating environmentally friendly solutions for everyday household items.

Latest Patents

Tanaka's latest patents include innovative methods for producing biodegradable nonwoven fabrics. One of his key inventions is a nonwoven fabric that boasts biodegradability, making it suitable for disposable household supplies such as sanitary materials, wiping cloths, and packaging materials. This fabric is composed of a fiber material made from poly-.epsilon.-caprolactone and/or poly-.beta.-propiolactone. The nonwoven fabric contains at least 20% by weight of this fiber material, which has a filament fineness ranging from 0.8 to 6 denier. This composition ensures that the fabric possesses sufficient tensile strength and a soft hand, making it practical for various applications. Additionally, when the fabric is made from superfine fibers with a filament fineness of less than 0.8 denier, it exhibits particularly remarkable softness.

Career Highlights

Throughout his career, Hiroshi Tanaka has worked with prominent companies in the textile industry, including Unitika Ltd. and Nippon Unicar Company Limited. His experience in these organizations has allowed him to refine his expertise in developing innovative materials that meet the growing demand for sustainable products.

Collaborations

Tanaka has collaborated with several talented individuals in his field, including Yoshiki Miyahara and Satoshi Kasetani. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Hiroshi Tanaka's work in biodegradable nonwoven fabrics represents a significant step towards sustainable innovation in the textile industry. His inventions not only address environmental concerns but also provide practical solutions for everyday use.

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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