This inventor holds 11 USPTO granted patents and 5 EPO patents. Top assignees: Toray Industries, Inc., Toray Plastics (Malaysia) Sdn. Berhad. Active years: 2002-2026.
Location History:
- Aichi, JP (2002)
- Nagoya, JP (2011 - 2023)
Company Filing History:

Years Active: 2002-2026
Title: Akiyoshi Tamai: Innovator in Polymer Technology
Introduction
Akiyoshi Tamai is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of polymer technology, holding a total of 11 patents. His work focuses on the development of advanced materials that have various applications in industry.
Latest Patents
Among his latest innovations, Akiyoshi Tamai has developed a method for producing polyamide fine particles. These particles include a polymer or copolymer with a specific repeating structure unit, achieving a porosity ratio and BET specific surface area that meet defined criteria. Additionally, he has created a transparent thermoplastic resin composition, which consists of a graft copolymer and a vinyl copolymer, along with specific ester compounds. This composition is designed for use in molded articles, showcasing his expertise in creating versatile materials.
Career Highlights
Akiyoshi Tamai has worked with notable companies such as Toray Industries, Inc. and Toray Plastics (Malaysia) Sdn. Berhad. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in polymer science.
Collaborations
Throughout his career, Akiyoshi has collaborated with esteemed colleagues, including Kenichi Utazaki and Sadayuki Kobayashi. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.
Conclusion
Akiyoshi Tamai's contributions to polymer technology and his impressive portfolio of patents highlight his role as a leading inventor in the field. His work continues to influence the industry and pave the way for future innovations.