Shizuoka, Japan

Koji Nakai

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Fuji Photo Film Company, Limited. Active years: 1994-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Nakai. Retrieved from https://idiyas.com/inventor/koji-nakai-jurtg4b4

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 29(Granted Patents)


Company Filing History:


Years Active: 1994-1998

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2 patents (USPTO):Explore Patents

Title: Innovative Contributions of Koji Nakai

Introduction

Koji Nakai is a prominent inventor based in Shizuoka, Japan, recognized for his contributions to the development of laminated films. Over his career, he has secured two patents that reflect his innovative approaches to materials and production processes.

Latest Patents

Nakai's latest inventions include a process for producing a laminated film formed by blocking, as well as the laminated films themselves. His approach focuses on achieving stable lamination without separation during both the laminating and bag-making processes. The films are characterized by a unique structure where the inner layer contains a thermoplastic resin with a Shore hardness lower than that of the outer layer. Notably, the inner layer is made from an acid-modified polyolefin resin. The patent details also indicate that the joined portions consist of both strongly joined and weakly joined areas, with the end portions exhibiting stronger adhesion than the central section. This innovative method greatly enhances the durability of laminated films in various applications.

Career Highlights

Koji Nakai has been significantly involved with the Fuji Photo Film Company, Limited, where he harnesses his expertise in materials science to contribute to the company's advancements in film technologies. His innovations not only highlight his technical skills but also emphasize his commitment to improving manufacturing processes.

Collaborations

Throughout his career, Nakai has collaborated with esteemed colleagues such as Mutsuo Akao and Hiroyuki Osanai. These collaborative efforts have played a crucial role in fostering a creative environment that leads to groundbreaking developments in their field.

Conclusion

Koji Nakai's work in the field of laminated films showcases the importance of innovation in materials science. His patents exemplify a blend of creativity and technical expertise that not only advances product quality but also sets a benchmark for future inventions within the industry. As he continues to explore new pathways in research and development, Nakai remains a key figure to watch in the realm of innovation.

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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