Location History:
- Himegi, JP (1989)
- Chiba, JP (1990)
- Himeji, JP (1990 - 1994)
Company Filing History:
Years Active: 1989-1994
Title: The Innovations of Toyokazu Yamada
Introduction
Toyokazu Yamada is a prominent inventor based in Himeji, Japan. He has made significant contributions to the field of materials science, particularly in the development of multilayer composites and innovative container designs. With a total of 9 patents to his name, Yamada's work has had a substantial impact on the industry.
Latest Patents
Yamada's latest patents include groundbreaking inventions such as multilayer composites and easily openable containers. The multilayer composite consists of a surface layer made from polyolefin resin, an intermediate layer that combines a polystyrenic resin with a thermoplastic elastomer, and a base layer of polystyrenic resin. This innovative design allows for a strong seal while maintaining easy openability, as the container can be opened by peeling the surface layer away from the intermediate layer. Another notable patent involves a method for recovering scraps of multilayer plastic sheets or films. This method enables the effective reuse of scrap materials without significant loss of physical properties, thereby reducing production costs and improving sustainability.
Career Highlights
Yamada is currently employed at Idemitsu Petrochemical Co., Ltd., where he continues to push the boundaries of material innovation. His work has not only advanced the field but has also contributed to the company's reputation as a leader in petrochemical products.
Collaborations
Throughout his career, Yamada has collaborated with notable colleagues such as Masao Miyama and Hideo Sugimura. These partnerships have fostered a creative environment that has led to the development of several of his patents.
Conclusion
Toyokazu Yamada's contributions to the field of materials science exemplify the spirit of innovation. His patents reflect a commitment to improving product functionality and sustainability. As he continues to work at Idemitsu Petrochemical Co., Ltd., his future endeavors are sure to yield further advancements in the industry.