Yamaguchi, Japan

Tadashi Fujii

This inventor holds 4 USPTO granted patents. Top assignee: Toyo Kohan Co., Ltd.. Active years: 1998-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Fujii. Retrieved from https://idiyas.com/inventor/tadashi-fujii-tfb3xw7d

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

Calculating rank

% Patents Active = 75.0

Average Co-Inventor Count = 2.5

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Yamaguchi, JP (1998 - 1999)
  • Yamaguchi-ken, JP (2000 - 2011)

Company Filing History:


Years Active: 1998-2011

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4 patents (USPTO):Explore Patents

Title: The Innovations of Tadashi Fujii

Introduction

Tadashi Fujii is a notable inventor based in Yamaguchi-ken, Japan. He has made significant contributions to the field of materials science, particularly in the production of thermoplastic films. With a total of 4 patents to his name, Fujii's work has had a considerable impact on manufacturing processes.

Latest Patents

Fujii's latest patents include a process for producing unstretched film, a process for producing resin-coated metal sheets, and an apparatus for producing unstretched film. His innovative process allows for the production of various types of unstretched films made from thermoplastic resin in small amounts and with high yield. The method involves separately melting two thermoplastic resins, A and B, and extruding them through a T-die onto a casting roll. This results in an unstretched film where resin B is positioned at the edges of resin A. The parts made of resin B are then cut away, leaving a target unstretched film composed solely of resin A.

Career Highlights

Fujii is currently employed at Toyo Kohan Co., Ltd., where he continues to develop and refine his innovative processes. His work has been instrumental in advancing the capabilities of thermoplastic materials in various applications.

Collaborations

Fujii has collaborated with notable colleagues such as Hiroshi Inazawa and Kenji Yasunaka. Their combined expertise has contributed to the successful development of new technologies and processes in their field.

Conclusion

Tadashi Fujii's contributions to the field of thermoplastic materials and his innovative patents highlight his role as a significant inventor in Japan. His work continues to influence manufacturing processes and materials science.

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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