Location History:
- Hyogo, JP (1992 - 1998)
- Toyonaka, JP (2001)
- Minoo, JP (2001 - 2003)
Company Filing History:
Years Active: 1992-2003
Title: Inventor Yoshifumi Yoshida: Innovating in Thermoplastic Resins
Introduction
Yoshifumi Yoshida, an accomplished inventor based in Hyogo, Japan, has made significant contributions to the field of thermoplastic materials. With a notable portfolio consisting of seven patents, Yoshida's work is characterized by innovation and practical applications in resin compositions.
Latest Patents
Among Yoshida's most recent patents are two remarkable inventions. The first is focused on an "Aromatic polysulfone resin composition and molded article containing the same." This invention outlines a thermoplastic resin composition that includes an aromatic polysulfone resin, enhanced by the inclusion of aromatic polyester resins. The composition is designed to contain no more than 50 ppm of alkali metal as a terminal phenolate, resulting in exceptional heat resistance and melt-mold processability.
The second patent, "Aromatic polyester and molded article using the same," elaborates on the structural composition of an aromatic polyester. This polymer consists of specific structural units that ensure optimal performance. By defining particular ratios of these units, Yoshida has created a polyester that balances functionality and manufacturability effectively.
Career Highlights
Yoshifumi Yoshida's career is further distinguished by his role at Sumitomo Chemical Company, Limited, where his expertise in material science has influenced the development of innovative products. His work not only demonstrates his technical prowess but also his commitment to advancing the field of chemistry through practical solutions.
Collaborations
At Sumitomo Chemical Company, Yoshida collaborates with talented professionals such as Toshiyuki Hasegawa and Fujiko Kumei. These partnerships highlight the importance of teamwork in driving innovations and overcoming challenges in the realm of material development.
Conclusion
In summary, Yoshifumi Yoshida stands out as a pivotal figure in the development of advanced thermoplastic materials. His patents reflect a deep understanding of resin chemistry and an innovative approach to solving material science challenges. With continued collaboration and research, Yoshida's contributions will likely pave the way for future advancements in the industry.
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.