This inventor holds 2 USPTO granted patents and 2 published patent applications and 3 EPO patents. Top assignees: Asahi Kasei Fibers Corporation, Asahi Kasei Kabushiki Kaisha. Active years: 2015-2021.
Company Filing History:
Years Active: 2015-2021
Title: Innovations by Tokio Okuno
Introduction
Tokio Okuno is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of medical fabrics and airbag technology. With a total of 2 patents, his work reflects a commitment to enhancing safety and functionality in various applications.
Latest Patents
One of Okuno's latest patents is a medical fabric designed to be thin while maintaining high tear strength and low water permeability. This innovative fabric utilizes multifilament yarns with a total fineness of 7-80 dtex, ensuring that at least one of the yarns has a single yarn fineness of 0.5 dtex or less. The fabric's unique characteristics include a twist factor A of the weft ranging from 50 to 2,000, a thickness of 10-90 µm, and a water permeability of 300 cc/min/cm or less, even after being punctured by a needle.
Another significant patent is for a base woven fabric intended for airbag production. This fabric aims to provide higher airtight performance with reduced air permeability, along with enhanced pressure resistance and impact absorption. The woven fabric is made from multifilament synthetic fibers with a total fineness of 200 to 550 dtex and a single filament fineness of 2.0 to 7.0 dtex. The fabric's elongation averages between 5 to 15% and 15 to 30% under specific loads, while the pullout resistance of the constituent yarn ranges from 50 to 200 N/cm/cm.
Career Highlights
Tokio Okuno has worked with prominent companies such as Asahi Kasei Fibers Corporation and Asahi Kasei Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in fabric technology and innovation.
Collaborations
Throughout his career, Okuno has collaborated with talented individuals, including Takeshi Tanaka and Fumiaki Ise. These partnerships have likely fostered a creative environment that encourages the development of groundbreaking inventions.
Conclusion
Tokio Okuno's contributions to medical fabrics and airbag technology demonstrate his innovative spirit and dedication to improving safety and functionality in various applications. His patents reflect a deep understanding of material science and engineering, making him a significant figure in his field.