Minamata, Japan

Junichi Yamaguchi

This inventor holds 1 USPTO granted patent. Top assignees: Chisso Corporation, Japan Polypro Backing Co. Ltd.. Active years: 1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junichi Yamaguchi. Retrieved from https://idiyas.com/inventor/junichi-yamaguchi-6hm3862i

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 = 4.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1984

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1 patent (USPTO):Explore Patents

Title: Junichi Yamaguchi: Innovator in Tufted Carpet Technology

Introduction

Junichi Yamaguchi is a notable inventor from Minamata, Japan, recognized for his contributions to the field of tufted carpet technology. His innovative approach has led to advancements in the materials used for carpet backing, enhancing both performance and durability.

Latest Patents

Yamaguchi holds a patent for the "Primary backing of foamed polypropylene tapes and tufted carpets." This invention provides a backing for tufted carpets that boasts improved tufting properties, including reduced penetration resistance to tufting needles and a uniform distribution of penetration resistance values. The backing is produced by weaving polypropylene tape yarns that are oriented by stretching, utilizing foamed polypropylene tape yarns with a foam content ranging from 1.0 to 20%. This innovation has significantly improved the quality and functionality of tufted carpets.

Career Highlights

Throughout his career, Junichi Yamaguchi has worked with prominent companies such as Chisso Corporation and Japan Polypro Backing Co. Ltd. His experience in these organizations has allowed him to refine his expertise in materials science and product development, leading to his successful patent.

Collaborations

Yamaguchi has collaborated with notable colleagues, including Kusuo Fujishita and Hideshi Sakamoto. These partnerships have contributed to the advancement of technology in the carpet industry.

Conclusion

Junichi Yamaguchi's innovative work in tufted carpet technology has made a significant impact on the industry. His patented advancements in backing materials demonstrate his commitment to improving product quality and performance.

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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