Kagawa, Japan

Seiji Murakami

This inventor holds 5 USPTO granted patents and 1 published patent application and 6 EPO patents. Top assignee: Unicharm Corporation. Active years: 2015-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiji Murakami. Retrieved from https://idiyas.com/inventor/seiji-murakami-2opnbhk2

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

USPTO Granted Patents = 5 

% Patents Active = 20.0

 

Average Co-Inventor Count = 2.2

ph-index = 2

Forward Citations = 6(Granted Patents)


Location History:

  • Kanonji, JP (2015)
  • Kagawa, JP (2015)
  • Kanojii, JP (2016)

Company Filing History:


Years Active: 2015-2016

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5 patents (USPTO):Explore Patents

Title: Seiji Murakami: Innovator in Absorbent Production Technology

Introduction

Seiji Murakami is a notable inventor based in Kagawa, Japan. He has made significant contributions to the field of absorbent production technology, holding a total of 5 patents. His work has been instrumental in advancing manufacturing processes within the industry.

Latest Patents

Murakami's latest patents include an "Apparatus and method for producing absorbent." This innovative apparatus features a stacking unit that forms multiple stacks and discharges them in a machine direction, separated by gaps. It includes pattern plates with deep recesses to create thick parts around the back ends of the stacks. Additionally, a wrapping unit wraps the stacks in a continuous web, while a conveying unit transports them. A pressing unit stretches the stacks to form connected parts, and a cutting unit shapes the absorbents into predetermined forms. Another significant patent is the "Production device and production method of linked packaged products." This device links a set number of packages in a line, judges their quality, and sorts them into good, fractional, and defective products, transporting each along different routes.

Career Highlights

Seiji Murakami is currently employed at Unicharm Corporation, a leading company in the absorbent products industry. His innovative approaches have led to advancements in production efficiency and product quality.

Collaborations

Murakami has collaborated with notable coworkers, including Youji Shinomori and Hidenori Sato. Their combined expertise has contributed to the success of various projects within the company.

Conclusion

Seiji Murakami's contributions to absorbent production technology highlight his role as a key innovator in the field. His patents and collaborative efforts continue to influence the industry positively.

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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