Location History:
- Kyoto, JA (1977 - 1978)
- Shiga, JP (1987)
- Kyoto, JP (1983 - 2007)
Company Filing History:
26 out of 3,472 
1 out of 10,239 
Years Active: 1977-2007
Title: Kenji Tsunashima: Pioneering Polyester Film Innovations
Introduction
Kenji Tsunashima, a distinguished inventor based in Kyoto, Japan, has made significant contributions to the field of polymer technology. With a portfolio of 26 patents, his innovative research focuses primarily on the development of advanced polyester films, enhancing their utility in various industrial applications.
Latest Patents
Tsunashima's recent patents showcase groundbreaking methodologies for producing polyester films with exceptional qualities. One of his notable inventions is a production method for polyester film that excels in rigidity, toughness, dimensional stability, and electric properties, while minimizing thickness fluctuations and surface defects. This film is particularly suited for use in magnetic recording media, capacitors, heat transfer ribbons, and thermal mimeographic stencil paper.
Another significant patent revolves around a liquid crystal resin laminated film. This innovation involves a laminated structure comprising a liquid-crystalline resin layer and non-liquid-crystalline thermoplastic resin layer, known for its high interlayer adhesiveness and thermal deformation stability. These films are created through a co-extrusion process followed by stretching, indicating Tsunashima's commitment to pushing the boundaries of polymer film technology.
Career Highlights
Throughout his illustrious career, Tsunashima has worked with prominent companies such as Toray Industries, Inc. and Sumitomo Electric Industries, Limited. His tenure in these firms has not only honed his expertise but has also provided a platform for his innovative ideas to be translated into patents that have lasting impacts on the industry.
Collaborations
Tsunashima has collaborated with esteemed colleagues, including Takashi Mimura and Seizo Aoki. These partnerships have fostered an environment of innovation, leading to the development of cutting-edge technologies in polymer films.
Conclusion
Kenji Tsunashima stands out as an influential figure in the sphere of polymer film innovations. His 26 patents reflect his relentless pursuit of improving the performance and application of polyester films. With ongoing collaborations and a strong foundation in research, Tsunashima continues to contribute to advancements that benefit various industrial sectors.
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.