Location History:
- Mihara, JP (1993)
- Iwakuni, JP (1979 - 2008)
- Tokyo, JP (2010)
- Yamaguchi, JP (2008 - 2014)
Company Filing History:
Years Active: 1979-2014
Title: Innovations by Hiroyoshi Minematsu
Introduction
Hiroyoshi Minematsu is a prominent inventor based in Iwakuni, Japan. He has made significant contributions to the field of materials science, particularly in the development of nonwoven fabrics and inorganic fibers. With a total of 15 patents to his name, Minematsu's work is recognized for its innovative approaches and practical applications.
Latest Patents
One of Minematsu's latest patents is focused on a nonwoven fabric and the process for producing it. This process involves dissolving a thermoplastic polymer in a mixed solvent composed of a volatile good solvent and a volatile poor solvent. The resulting solution is then spun using an electrospinning method, leading to the creation of a nonwoven fabric that has a sufficiently large surface area for cell culturing in regenerative medicine. This fabric features large gaps between filaments and a low apparent density, making it suitable for cell culturing applications. Another notable patent involves inorganic fibers that consist primarily of silicon, carbon, oxygen, and a transition metal. These fibers have a size of no greater than 2 micrometers and lengths of 100 micrometers or greater, showcasing Minematsu's expertise in advanced material development.
Career Highlights
Minematsu is currently associated with Teijin Limited, a company known for its innovative materials and technologies. His work at Teijin has allowed him to push the boundaries of material science, contributing to advancements that have practical implications in various industries.
Collaborations
Throughout his career, Minematsu has collaborated with notable colleagues, including Takeyuki Kawaguchi and Yuzuru Hayashi. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Hiroyoshi Minematsu's contributions to the field of materials science are significant and impactful. His innovative patents and collaborations highlight his role as a leading inventor in Japan. His work continues to influence advancements in regenerative medicine and materials technology.