Fujinomiya, Japan

Tadahiro Kegasawa

This inventor holds 17 USPTO granted patents and 2 EPO patents, primarily in Resin Film Technology. Top assignees: Fuji Photo Film Company, Limited, Fujifilm Corporation, Other. Active years: 1998-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadahiro Kegasawa. Retrieved from https://idiyas.com/inventor/tadahiro-kegasawa

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


% Patents Active = 41.2


Average Co-Inventor Count = 3.6

ph-index = 4

Forward Citations = 53(Granted Patents)


Location History:

  • Shizuoka-ken, JP (1998 - 2005)
  • Shizuoka, JP (1998 - 2008)
  • Fujinomiya, JP (2003 - 2010)

Company Filing History:


Years Active: 1998-2010

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Areas of Expertise:
Resin Film
Plastic Optical Fiber
Polyester Resin
Laminate Production
Electrophotography
Biaxially Stretched Film
Multilayer Sheets
Extrusion Die
Photographic Paper
Molded Products
Manufacturing Methods
Support Production
17 patents (USPTO):Explore Patents

Title: The Innovations of Tadahiro Kegasawa

Introduction

Tadahiro Kegasawa is a prominent inventor based in Fujinomiya, Japan. He has made significant contributions to the field of resin film technology, holding a total of 17 patents. His work focuses on improving the efficiency and recyclability of resin films, which are essential in various industrial applications.

Latest Patents

One of Kegasawa's latest patents is a method and apparatus for forming resin film. This innovative apparatus is designed to create a resin film from two types of resin: one for the middle portion and another for the edge portions. The apparatus includes a feed block with a joining part that allows the molten resins to combine in a way that encloses the side edges of the resin film. Additionally, an extruding die is used to shape the joined resins into the final film product. This method effectively prevents the inclusion of the middle portion resin in the trimmed-off selvages, thereby enhancing both the recyclability and productivity of the resin film.

Career Highlights

Throughout his career, Kegasawa has worked with notable companies such as Fuji Photo Film Company, Limited and Fujifilm Corporation. His experience in these organizations has allowed him to refine his skills and contribute to advancements in resin technology.

Collaborations

Kegasawa has collaborated with esteemed colleagues, including Ryuichi Katsumoto and Kazuo Ozaki. Their combined expertise has fostered innovation in the field of resin film development.

Conclusion

Tadahiro Kegasawa's contributions to resin film technology demonstrate his commitment to innovation and sustainability. His patents reflect a deep understanding of material science and engineering, making him a key figure in the industry.

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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