Location History:
- Ibaraki-Pref., JP (2005)
- Osaka, JP (2010 - 2011)
- Tsukuba, JP (2000 - 2012)
- Ibaraki, JP (2004 - 2012)
- Kamisu, JP (2011 - 2012)
- Chiyoda, JP (2016)
- Sakura, JP (2013 - 2017)
Company Filing History:
20 out of 1,865 
3 out of 768 
1 out of 630 Years Active: 2000-2017
Title: Innovations of Kenichi Hamada in Methacrylic Resin Technologies
Introduction
Kenichi Hamada, located in Tsukuba, Japan, is a prominent inventor with an impressive portfolio of 21 patents. His work primarily focuses on methacrylic resin compositions and pressure-sensitive adhesives for optical films. His innovative contributions have significantly advanced these materials' performance and applications.
Latest Patents
Hamada's latest patents include the development of a methacrylic resin composition that showcases excellent flexibility, elasticity, impact resistance, and moldability while preserving the inherent transparency of methacrylic resins. This composition comprises 10 to 99 parts by mass of a methacrylic resin containing at least 80 mass % of a methyl methacrylate unit, alongside 90 to 1 part by mass of a block copolymer, ensuring a refractive index between 1.485 and 1.495.
Another notable patent features a pressure-sensitive adhesive for optical films, consisting of an acrylic triblock copolymer at not less than 60% by mass of all solids within the adhesive. This innovative adhesive formulation includes polymer blocks with varying thermal properties, enhancing the performance of optical films.
Career Highlights
Throughout his career, Kenichi Hamada has made significant advancements in polymer chemistry and materials science. His work with renowned organizations, including Kuraray Co., Ltd., has bolstered the development of advanced resin technologies, cementing his status as a leading inventor in his field.
Collaborations
Collaboration plays a crucial role in Hamada's work. He has partnered with esteemed colleagues such as Kazushige Ishiura and Yoshihiro Morishita, contributing to the innovative processes and product developments in the polymer sector. These collaborations have further enhanced the potential applications of his inventions.
Conclusion
Kenichi Hamada's contributions to the field of methacrylic resins and pressure-sensitive adhesives have not only advanced material performance but have also opened new avenues for application in various industries. His extensive patent portfolio reflects his dedication to innovation, marking him as a significant figure in polymer research and 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.