Location History:
- Kyoto, JP (2004)
- Otsu, JP (2002 - 2006)
- Tokyo, JP (2010)
- Hachioji, JP (2010)
Company Filing History:
Years Active: 2002-2010
Title: Innovations of Hirofumi Hosokawa
Introduction
Hirofumi Hosokawa is a notable inventor based in Hachioji, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced films. With a total of 5 patents to his name, his work has garnered attention for its innovative approaches and practical applications.
Latest Patents
One of Hosokawa's latest patents is a laminated film designed to minimize transmission loss due to reflection or scattering. This film exhibits excellent heat and humidity resistance, featuring a controlled refractive index distribution. The invention comprises five or more laminated resin layers, with each layer's thickness ranging from 1 to 100 nm. The structure of the film allows for varying thicknesses of resin layers with the same composition, enhancing its performance.
Another significant patent involves a multilayer film and a biaxially oriented polyester film. This invention aims to provide a film with high rigidity and superior dimensional stability at elevated temperatures. It also boasts excellent transparency after heating processes and moldability across a wide temperature range. The laminated film includes 50 or more layers of thermoplastic resin, each with a thickness of less than 30 nm. The biaxially oriented polyester film has a density between 1 to 1.4 g/cm, a heat shrinkage of -2 to 2% at 180°C, and a breaking elongation of 100 to 1000% in at least one direction.
Career Highlights
Hirofumi Hosokawa is currently associated with Toray Industries, Inc., a leading company in advanced materials. His work at Toray has allowed him to push the boundaries of film technology, contributing to various applications in industries such as packaging and electronics.
Collaborations
Throughout his career, Hosokawa has collaborated with esteemed colleagues, including Tetsuya Tsunekawa and Takuji Higashioji. These collaborations have further enriched his research and development efforts, leading to innovative solutions in material science.
Conclusion
Hirofumi Hosokawa's contributions to the field of materials science, particularly through his patented innovations, highlight his role as a leading inventor. His work continues to influence the development of advanced films, showcasing the importance of innovation in technology.
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.