This inventor holds 3 USPTO granted patents. Top assignees: Bridgestone Corporation, Asahi Glass Company, Limited. Active years: 1988-1996.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1988-1996
Title: Shigeru Ueno: Innovator in Polyurethane Technology
Introduction
Shigeru Ueno is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of polyurethane technology, holding three patents that showcase his innovative spirit and technical expertise.
Latest Patents
One of Ueno's latest patents is the "Ink Retainer." This invention consists of a flexible polyurethane foam created by reacting a polyether polyol with a polyisocyanate. The polyol used includes at least 20% by weight of a polymeric polyol with styrene and/or acrylonitrile grafted onto it. The foam features at least 20 cells per inch and is designed to be inserted into a container at specific compression ratios, ensuring a stable and constant supply of ink while being resistant to ink attacks.
Another significant patent is the "Method for Producing Antistatic Polyurethane Resin." This method involves the reaction of a compound with at least two active hydrogen atoms and an organic isocyanate, in the presence of complex compounds that are liquid at room temperature. This innovative approach allows for a uniform formulation of antistatic agents within the raw materials of polyurethane resins, resulting in a highly effective and homogeneous antistatic effect.
Career Highlights
Throughout his career, Shigeru Ueno has worked with prominent companies such as Bridgestone Corporation and Asahi Glass Company, Limited. His experience in these organizations has contributed to his development as an inventor and has provided him with valuable insights into the industry.
Collaborations
Ueno has collaborated with notable coworkers, including Kuniaki Yasunaga and Etsuji Kimura. Their combined expertise has likely fostered a creative environment that encourages innovation and the development of new technologies.
Conclusion
Shigeru Ueno's contributions to polyurethane technology through his patents demonstrate his commitment to innovation and excellence. His work continues to influence the industry and inspire future inventors.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile