Company Filing History:
Years Active: 2007-2012
Title: The Innovations of Masayuki Tsutsumi
Introduction
Masayuki Tsutsumi is a notable inventor based in Ohtsu, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced films and polishing pads. With a total of 6 patents to his name, Tsutsumi's work has had a considerable impact on various industries.
Latest Patents
One of Tsutsumi's latest innovations is a polyimide film that exhibits superior heat resistance, rigidity, and high-frequency properties. This film is designed to avoid curling issues, even when multiple functional layers are laminated through heating. It serves as an excellent substrate film, demonstrating high thermal degradation stability for electronic components. The polyimide film has a planar orientation coefficient ranging from 0.79 to 0.89, as measured by X-ray diffraction. Additionally, it maintains a minimal difference in surface planar orientation and a curling degree of no more than 5%, achieved through the imidation of a specific polyimide precursor film.
Another significant patent involves a polishing pad and cushion layer for polishing applications. This polishing pad features a polishing layer with abrasive grains dispersed in a resin that contains ionic groups, with a concentration ranging from 20 to 1500 eq/ton. This innovation enhances the efficiency and effectiveness of polishing processes.
Career Highlights
Throughout his career, Masayuki Tsutsumi has worked with prominent companies, including Toyo Tire Rubber Co., Ltd. and Toyo Boseki Kabushiki Kaisha. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in material technology.
Collaborations
Tsutsumi has collaborated with esteemed colleagues, including Koichi A. Ono and Tetsuo Shimomura. These partnerships have fostered a creative environment that has led to the development of innovative solutions in their respective fields.
Conclusion
Masayuki Tsutsumi's contributions to the field of materials science are noteworthy, with his patents reflecting a commitment to innovation and excellence. His work continues to influence the development of advanced materials, showcasing the importance of research and collaboration in driving technological progress.