Okayama, Japan

Toshiyuki Kobashi

This inventor holds 28 USPTO granted patents, primarily in Polymer Chemistry. Top assignees: Japan Exlan Company Limited, Sumitomo Chemical Company, Limited, Toyo Boseki Kabushiki Kaisha. Active years: 1977-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiyuki Kobashi. Retrieved from https://idiyas.com/inventor/toshiyuki-kobashi

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 = 2.4

ph-index = 8

Forward Citations = 204(Granted Patents)


Location History:

  • Okayama, JA (1977 - 1978)
  • Okayama, JP (1978 - 1990)

Company Filing History:


Years Active: 1977-1990

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Areas of Expertise:
Polyacrylonitrile Fiber
Flame-Retardant Polymer
Acrylonitrile Polymer
Stable Emulsion
Chemically Stable Colloids
Melt Spinning Process
Aqueous Solutions
Aromatic Polyester
Packing Material
Polyvinyl Alcohol Gel
High Molecular Weight Polymers
Dispersions
28 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Toshiyuki Kobashi

Introduction: Toshiyuki Kobashi, based in Okayama, Japan, is a distinguished inventor with an impressive portfolio of 28 patents. His work primarily focuses on advancements in materials science, particularly in the development of transparent conductive oxides. Kobashi's contributions have had significant implications in various industrial applications.

Latest Patents: Among his latest inventions is the Stannic acid anhydride, which is represented by a specific structural formula. This compound, when heated on a substrate or impregnated into it, leads to the formation of tin oxide characterized by excellent transparency and conductivity. Another notable patent is the Transparent aqueous tin compound solution, achieved by reacting a tin carboxylate with hydrogen peroxide in an aqueous medium. This innovative solution facilitates the production of tin oxide that exhibits superior transparency, uniformity, compactness, and conductivity, further enhancing its industrial value.

Career Highlights: Throughout his career, Toshiyuki Kobashi has made significant contributions while working for notable companies such as Japan Exlan Company Limited and Sumitomo Chemical Company Limited. His tenure at these organizations has enabled him to explore and refine his innovative ideas, thus contributing to advancements in his field.

Collaborations: In addition to his individual achievements, Kobashi has collaborated with talented professionals including Hideo Naka and Seiji Takao. These collaborations have played a crucial role in the development of his inventions and the refinement of his research.

Conclusion: Toshiyuki Kobashi’s dedication to innovation and his extensive patent contributions reflect his significant impact on the field of materials science. As technology continues to evolve, his work remains pivotal in guiding future research and development in transparent conductive materials.

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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