Yokohama, Japan

Shigeo Utsumi

This inventor holds 30 USPTO granted patents, primarily in Polyester Film Technology. Top assignees: Diafoil Company, Ltd., Diafoil Hoechst Company, Limited, Daifoil Company, Limited. Active years: 1986-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeo Utsumi. Retrieved from https://idiyas.com/inventor/shigeo-utsumi

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 11

Forward Citations = 400(Granted Patents)


Location History:

  • Yokohama, JP (1986 - 1991)
  • Kanagawa, JP (1990 - 1994)
  • Yamato, JP (1990 - 1996)

Company Filing History:


Years Active: 1986-1996

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Areas of Expertise:
Polyester Film
Magnetic Recording Media
Biaxially Oriented Film
Polyethylene Naphthalate
Thermal Transfer Material
Low-Shrinkage Film
High-Density Magnetic
Laminated Polyester
Shrinkable Copolyester
Film Capacitors
Process Development
Heat-Resistant Film
30 patents (USPTO):Explore Patents

Title: Shigeo Utsumi: Pioneering Inventor from Yokohama

Introduction: Shigeo Utsumi is a renowned inventor hailing from Yokohama, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Shigeo Utsumi holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over three decades, Utsumi has worked with leading tech companies and research institutions, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Shigeo Utsumi has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and knowledge exchange that has led to numerous successful projects and inventions.

Conclusion: Shigeo Utsumi's passion for innovation, coupled with his relentless drive to solve complex challenges, has solidified his reputation as a visionary inventor in the global tech community.

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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