Moriyama, Japan

Takeo Ohshima

This inventor holds 1 USPTO granted patent. Top assignee: Asahi Kasei Kogyo Kabushiki Kaisha. Active years: 1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeo Ohshima. Retrieved from https://idiyas.com/inventor/takeo-ohshima

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 = 2.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1984

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1 patent (USPTO):Explore Patents

Title: Takeo Ohshima: Innovator in Regenerated Cellulose Fiber Technology

Introduction

Takeo Ohshima is a notable inventor based in Moriyama, Japan. He has made significant contributions to the field of materials science, particularly in the development of regenerated cellulose fibers. His innovative approach has led to advancements that enhance the quality and performance of these materials.

Latest Patents

Ohshima holds a patent for a process that modifies regenerated cellulose fiber. This process is characterized by attaching a liquid that is not readily soluble in liquid ammonia to the surface of the fiber. It also involves adjusting the moisture content of the fiber to 5% or more based on its absolute dry weight. The subsequent steps include impregnating the fiber with liquid ammonia and removing the ammonia afterward. This innovative method results in regenerated cellulose fibers that possess improved hand and shrink resistance.

Career Highlights

Takeo Ohshima is associated with Asahi Kasei Kogyo Kabushiki Kaisha, a leading company in the chemical and materials industry. His work at this organization has allowed him to focus on research and development in fiber technology, contributing to the company's reputation for innovation.

Collaborations

Ohshima has collaborated with Shigeki Ohtani, another professional in the field. Their partnership has likely fostered advancements in cellulose fiber technology, although specific details of their collaborative projects are not highlighted.

Conclusion

Takeo Ohshima's contributions to the field of regenerated cellulose fibers demonstrate his innovative spirit and commitment to advancing material science. His patented process not only enhances the quality of fibers but also showcases the potential for further developments in this area.

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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