Shiga, Japan

Shigeji Yamashita

This inventor holds 1 USPTO granted patent. Top assignee: Toray Industries, Inc.. Active years: 1976.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeji Yamashita. Retrieved from https://idiyas.com/inventor/shigeji-yamashita

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 25(Granted Patents)


Company Filing History:


Years Active: 1976

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1 patent (USPTO):Explore Patents

Title: Shigeji Yamashita: Innovator in Fabric Technology for Airbags

Introduction

Shigeji Yamashita is a notable inventor based in Shiga, Japan. He has made significant contributions to the field of fabric technology, particularly in the development of materials used for safety applications in vehicles. His innovative approach has led to advancements that enhance the protection of vehicle occupants.

Latest Patents

Yamashita holds a patent for an improved fabric material designed for producing woven airbags. This fabric material is specifically engineered to protect riders in vehicles. The design features a plurality of tubular weave portions formed along the warp direction, with stitched portions created between adjacent tubular weave sections. Each stitched portion includes at least one small tubular weave construction aligned with the warp direction. The warp yarns from the face fabric of a large tubular weave portion are utilized as the warp yarns for the back fabric of the successive small tubular weave construction. This innovative design allows for the effective production of woven airbags by cutting the central portion of the stitched section along the weft direction. Additionally, the fabric material can be coated with a thin layer of resin for enhanced durability.

Career Highlights

Yamashita is associated with Toray Industries, Inc., a leading company in advanced materials. His work at Toray has positioned him as a key player in the development of innovative fabric technologies. His patent reflects his commitment to improving safety in the automotive industry through advanced material design.

Collaborations

Yamashita has collaborated with notable colleagues, including Toshio Yamaoku and Katsutoshi Ando. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Shigeji Yamashita's contributions to fabric technology, particularly in the realm of airbags, demonstrate his dedication to enhancing vehicle safety. His innovative designs and collaborative efforts continue to influence the industry positively.

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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