Company Filing History:
2 out of 555 
1 out of 14 Years Active: 1992-1996
Title: Yasuji Kawamura: Innovator in Powdered Leather and Moisture-Absorptive Fibers
Introduction
Yasuji Kawamura is a notable inventor based in Ichihara, Japan. He has made significant contributions to the field of materials science, particularly in the development of innovative products such as powdered leather and highly moisture-absorptive fibers. With a total of 2 patents, his work has garnered attention for its practical applications and unique methodologies.
Latest Patents
Kawamura's latest patents include a method for producing powdered leather and a highly moisture-absorptive fiber. The powdered leather is composed of at least 85% by weight of cortex, with minimal amounts of oil, fat, and certain ions. This innovative material has an average particle size of at most 7 micrometers, making it suitable for applications in thin films, coatings, and fibers that maintain their integrity over time. The production process involves several steps, including grinding, drying, defatting, and pulverizing the raw material to achieve the desired particle size.
The highly moisture-absorptive fiber is created by mixing animal protein fibers with synthetic or semi-synthetic fibers. This unique combination results in a fine fiber that exhibits flexibility and proper elongation, making it ideal for various textile applications.
Career Highlights
Throughout his career, Yasuji Kawamura has worked with prominent companies such as Idemitsu Petrochemical Co., Ltd. and Descente Ltd. His experience in these organizations has allowed him to refine his skills and contribute to the advancement of material technologies.
Collaborations
Kawamura has collaborated with notable individuals in his field, including Nobuo Kusamoto and Shunsaku Kagechi. These partnerships have facilitated the exchange of ideas and fostered innovation in the development of new materials.
Conclusion
Yasuji Kawamura's contributions to the fields of powdered leather and moisture-absorptive fibers highlight his innovative spirit and dedication to advancing material science. His patents reflect a commitment to creating practical solutions that can benefit various industries.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.