Location History:
- All of Iwaki, JP (1988)
- Iwaki, JP (1986 - 1989)
Company Filing History:
5 out of 776 
1 out of 833,002 Years Active: 1986-1989
Title: The Innovations of Hideyuki Yasumi
Introduction
Hideyuki Yasumi is a notable inventor based in Iwaki, Japan. He has made significant contributions to the field of materials science, particularly in the development of polyparaphenylene sulfide films. With a total of 5 patents to his name, Yasumi's work has garnered attention for its innovative approaches and practical applications.
Latest Patents
Yasumi's latest patents include a process for producing biaxially stretched polyparaphenylene sulfide film. This process involves several steps, including melt-molding a polyparaphenylene sulfide resin into a sheet or film, rapidly chilling it to obtain an amorphous and non-stretched form, and then subjecting it to thermal treatment followed by biaxial stretching. Another significant patent details a biaxially stretched polyparaphenylene sulfide film characterized by protuberances on its surface, which enhances its functional properties.
Career Highlights
Throughout his career, Yasumi has worked with Kureha Kagaku Kogyo Kabushiki Kaisha, where he has contributed to various innovative projects. His expertise in materials science has positioned him as a key figure in the development of advanced polymer films.
Collaborations
Yasumi has collaborated with notable colleagues such as Toshiya Mizuno and Satoru Matsunaga. These partnerships have fostered a creative environment that has led to groundbreaking advancements in their field.
Conclusion
Hideyuki Yasumi's contributions to the field of materials science, particularly through his patents on polyparaphenylene sulfide films, highlight his innovative spirit and dedication to advancing technology. His work continues to influence the industry and inspire future innovations.