This inventor holds 1 USPTO granted patent. Top assignee: Mitsui Petrochemical Industries, Ltd.. Active years: 1989.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1989
Title: Hiroyuki Arita and His Synthetic Fiber Bundle Patent
Introduction
Hiroyuki Arita is an inventor associated with Iwakuni, Japan, and Mitsui Petrochemical Industries, Ltd. His recorded patent concerns a process for preparing synthetic fiber bundles.
Latest Patents
Arita’s listed patent is “Process for Preparation of a Synthetic Fiber Bundle.” The invention melt-kneads a non-water-swelling or water-insoluble thermoplastic resin with water and an assistant that helps disperse the water through the resin. The composition is extruded through an orifice under conditions that prevent the water from flashing. The assistant may be a water-soluble resin or a water-insoluble resin containing a carboxylic acid salt group, optionally combined with a surface-active agent. The resulting bundle consists of parallel filaments less than 100 micrometers in diameter and is designed to open easily. Arita is associated with 1 patent.
Career Highlights
Arita’s recorded work connects polymer processing with the production of fine, easily opened synthetic fiber bundles. His patent identifies Mitsui Petrochemical Industries, Ltd. as his company.
Collaborations
Arita’s listed coworkers include Shiro Homma and Masatoshi Kashiwagi.
Conclusion
Hiroyuki Arita’s patent describes a controlled melt-kneading and extrusion process for producing fine synthetic fiber bundles that can be opened easily.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile