Gamagori, Japan

Takeshi Nishigawa

This inventor holds 8 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Takemoto Yushi Kabushiki Kaisha, Takemoto Oil & Fat Co., Ltd.. Active years: 2023-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Nishigawa. Retrieved from https://idiyas.com/inventor/takeshi-nishigawa

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

USPTO Granted Patents = 8 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.5

ph-index = 1


Company Filing History:


Years Active: 2023-2025

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8 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Takeshi Nishigawa

Introduction

Takeshi Nishigawa is a prominent inventor based in Gamagori, Japan. He has made significant contributions to the field of synthetic fibers, holding a total of eight patents. His work focuses on developing treatment agents that enhance the properties of synthetic and elastic fibers.

Latest Patents

Nishigawa's latest patents include a synthetic fiber treatment agent and synthetic fibers that incorporate this agent. The treatment agent contains a silicone and a polyoxyalkylene alkyl ether, which is formulated with an alkylene oxide of 2 to 4 carbon atoms. This is added at a ratio of 1 to 30 moles in total to 1 mole of a monohydric aliphatic alcohol with a hydroxy group at the β-position of an alkyl chain containing four or more carbon atoms. Additionally, he has developed a treatment agent for elastic fibers, which includes a polyether-modified silicone, a smoothing agent, and water. The polyether-modified silicone is present in the treatment agent at a content of 0.01% by mass or more and 10% by mass or less, with a hydrophilic-lipophilic balance (HLB) ranging from 1 to 7.

Career Highlights

Throughout his career, Nishigawa has worked with notable companies such as Takemoto Yushi Kabush

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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