Company Filing History:
2 out of 3,106 
2 out of 305 
Years Active: 1989-1990
Title: **Kazuhiro Okuma: Innovator in Polyester Resin Technology**
Introduction
Kazuhiro Okuma is a notable inventor based in Hofu, Japan, recognized for his contributions to polyester resin technology. With a total of two patents to his name, Okuma has developed innovative processes that enhance the properties and production methods of polyester resins, making significant strides in the industry.
Latest Patents
Among Okuma’s latest patents is a comprehensive process for producing a polyester resin composition. This innovative method involves incorporating at least 10 wt % of a white inorganic pigment, combined with the polyester resin through kneading, and subsequently subjecting the blend to a polycondensation reaction at temperatures up to 300 degrees Celsius and at reduced pressures not exceeding 5 Torr. Another notable patent details a process for creating a titanium dioxide containing polyester resin composition. This composition is crucial for preparing a reflective photographic support film, wherein the polyester resin and titanium dioxide are first kneaded in a continuous extruder, ensuring the desired properties are achieved with a concentration of titanium dioxide ranging from 20-70 wt %.
Career Highlights
Kazuhiro Okuma has honed his skills and expertise while working at reputable companies, notably Konica Corporation and Kanebo Limited. His experience at these organizations has significantly influenced his innovative approach to resin technology and product development.
Collaborations
Throughout his career, Okuma has collaborated with talented professionals in the field, including Kazuto Kiyohara and Takanori Nakadate. These collaborations have fostered an environment of innovation, allowing Okuma to enhance his inventions and contribute to advancements in polyester resin technologies.
Conclusion
Kazuhiro Okuma's work in the realm of polyester resin technology exemplifies the power of innovation in enhancing material properties and manufacturing processes. His patents not only reflect his expertise but also his commitment to advancing the field, ensuring that polyester resin compositions can meet modern demands effectively.