Matsuyama, Japan

Tadashi Konishi

This inventor holds 5 USPTO granted patents. Top assignee: Teijin Limited. Active years: 1977-1986.

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

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 = 2.9

ph-index = 2

Forward Citations = 43(Granted Patents)


Location History:

  • Matsuyama, JA (1977)
  • Matsuyama, JP (1985 - 1986)

Company Filing History:


Years Active: 1977-1986

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5 patents (USPTO):Explore Patents

Title: Innovations of Tadashi Konishi: A Pioneer in Polyester Fiber Development

Introduction

Tadashi Konishi, an innovative inventor based in Matsuyama, Japan, has made significant contributions to the field of polyester fiber technology. With a remarkable portfolio of five patents, Konishi's work is recognized for enhancing the properties and production methods of polyester fibers, making them more adaptable for various applications in the textile industry.

Latest Patents

Konishi's most recent patents include the development of a modified polyester fiber and a unique process for preparing high-molecular weight polyester. The modified polyester fiber showcases a composition that includes a polyester with a specific metal sulfonate compound, achieving an impressive balance of dyeability, heat resistance, and alkali resistance. This innovation allows for high-speed spinning and false twisting at elevated temperatures, thereby enhancing production efficiency.

The second patent details a process for preparing high-molecular weight polyester, which focuses on the additional polymerization of a polyester derived from a primarily aromatic dicarboxylic acid and ethylene glycol. This technique enables the polyester to achieve a higher intrinsic viscosity while ensuring the molecular weight remains stable during the process, leading to improved material performance.

Career Highlights

Tadashi Konishi has dedicated his career to advancing polyester technology while working at Teijin Limited, a global leader in synthetic fibers. His commitment to research and development has positioned him as a key innovator in the field. Over the years, his patents have contributed to the evolution of polyester materials used in a variety of industries, from fashion to industrial applications.

Collaborations

Throughout his professional journey, Konishi has collaborated with esteemed colleagues such as Togi Suzuki and Shinji Ohwaki. These collaborations have allowed for the exchange of ideas and expertise, further enriching the innovation process and facilitating groundbreaking advancements in their field.

Conclusion

Tadashi Konishi stands out as an influential figure in the development of polyester fibers. His inventive spirit and dedication to polymer science have not only led to multiple patents but have also inspired future innovations in textiles. As he continues to push the boundaries of polyester technology, his contributions will undoubtedly leave a lasting impact on 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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