Shiga, Japan

Kouichi Hagiwara

This inventor holds 1 USPTO granted patent. Top assignee: Other. Active years: 2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouichi Hagiwara. Retrieved from https://idiyas.com/inventor/kouichi-hagiwara

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


Average Co-Inventor Count = 9.0

ph-index = 1

Forward Citations = 15(Granted Patents)


Company Filing History:

goldMedal1 out of 834,513 
Other
 patents

Years Active: 2004

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1 patent (USPTO):Explore Patents

Title: Innovations in Sheet Tobacco by Kouichi Hagiwara

Introduction

Kouichi Hagiwara is an innovative inventor based in Shiga, Japan. He has made significant contributions to the field of tobacco products, particularly through his unique approach to sheet tobacco manufacturing. His work focuses on creating a product that combines functionality with improved manufacturing processes.

Latest Patents

Kouichi Hagiwara holds a patent for a novel type of sheet tobacco. This invention includes a carrier sheet made of nonwoven plant fibers, along with a tobacco powder layer formed on the carrier sheet. The tobacco powder layer contains a mixture of tobacco lamina powder and binder powder. The manufacturing process involves forming the carrier sheet through a nonwoven fabric production process, spreading the powder mixture on the carrier sheet, and optionally adding a cover sheet of plant fibers. The final product is achieved by heating and pressing these layers together, resulting in a two- or three-layer structure of sheet tobacco.

Career Highlights

Throughout his career, Kouichi Hagiwara has demonstrated a commitment to innovation in the tobacco industry. His patent reflects a deep understanding of materials and manufacturing techniques, showcasing his ability to enhance traditional products with modern technology.

Collaborations

Kouichi has worked alongside notable colleagues such as Akinori Ota and Yoshisato Miyakoshi. Their collaborative efforts have contributed to advancements in the field and have fostered a creative environment for developing new ideas.

Conclusion

Kouichi Hagiwara's contributions to the tobacco industry through his innovative sheet tobacco patent highlight his expertise and dedication to improving product design and manufacturing processes. His work continues to influence the industry and pave the way for future innovations.

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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