Location History:
- Osaka, JP (1994 - 2010)
- Ibaraki, JP (2005 - 2013)
Company Filing History:
8 out of 3,868 
1 out of 30 Years Active: 1994-2013
Title: Kazuhiro Higashio: Innovator in Polarizing Film Technology
Introduction
Kazuhiro Higashio is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of polarizing film technology, holding a total of eight patents. His work has been instrumental in advancing the quality and functionality of polarizing films used in various applications.
Latest Patents
One of Higashio's latest patents focuses on a polarizing film and image display. This invention provides a polarizing film or a polarizer that has an elastic modulus of at most about 3500 N/mm², which suppresses the occurrence of warping. The polarizing film is created by adsorbing a dichroic material in a polyvinyl alcohol-based film that is 20 micrometers in thickness and stretching the film. This innovative polarizing film boasts a transmittance of at least 43% and a polarization degree of at least 98%. Additionally, a transparent protective layer is laminated on at least one surface of the polarizing film to form a polarizing plate.
Another notable patent by Higashio is for an adhering member and method for producing the adhering member. This invention comprises an adhesive layer of a specific thickness formed on one surface of a backing, along with a liner laminated on the adhesive layer. The design includes a half-cut in the liner to enhance handleability while preventing seepage of contents. The adhering member is characterized by excellent handleability and stability, achieved through specific geometric features of the half-cut.
Career Highlights
Throughout his career, Kazuhiro Higashio has worked with notable companies, including Nitto Denko Corporation and Toa Eiyo Ltd. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in his field.
Collaborations
Higashio has collaborated with esteemed colleagues such as Hitoshi Akemi and Saburo Otsuka. These partnerships have fostered innovation and have been crucial in the development of his patented technologies.
Conclusion
Kazuhiro Higashio is a distinguished inventor whose work in polarizing film technology has led to significant advancements in the industry. His innovative patents and collaborations highlight his commitment to enhancing the functionality and quality of polarizing films.
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.