Location History:
- Otsu, JP (1997 - 1998)
- Ohtsu, JP (2009 - 2018)
Company Filing History:
Years Active: 1997-2018
Title: Kazutake Okamoto: Innovator in Polyester and Polyimide Films
Introduction
Kazutake Okamoto is a prominent inventor based in Ohtsu, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced polyester and polyimide films. With a total of 5 patents to his name, Okamoto's work has had a substantial impact on various industries.
Latest Patents
Okamoto's latest patents include innovative advancements in polyester film and polyimide film technologies. One of his notable inventions is a polyester film that is made from two kinds of polyester resins. This film exhibits superior mechanical properties and is capable of thermocompression bonding with metal sheets. It effectively reduces quality changes in plastic films laminated on metal sheets, even under varying thermocompression bonding conditions. Additionally, this polyester film is designed to maintain its integrity, preventing issues such as whitening, delamination, or microcracks, even when subjected to various processing methods.
Another significant patent is for a polyimide film that boasts exceptional heat resistance, rigidity, and high-frequency properties. This film is free from curling issues, making it ideal for use as a substrate film in electronic parts. The polyimide film has a planar orientation coefficient of 0.79-0.89 and demonstrates minimal differences in surface orientation, ensuring high performance in demanding applications.
Career Highlights
Kazutake Okamoto is associated with Toyo Boseki Kabushiki Kaisha, where he has been instrumental in driving innovation in film technologies. His expertise and dedication to research have positioned him as a key figure in the development of advanced materials.
Collaborations
Throughout his career, Okamoto has collaborated with notable colleagues, including Keizo Kawahara and Masayuki Tsutsumi. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Kazutake Okamoto's contributions to the field of materials science, particularly through his patents in polyester and polyimide films, highlight his role as a leading inventor. His work continues to influence various industries, showcasing the importance of innovation in advancing technology.