This inventor holds 7 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignees: Canon Kabushiki Kaisha, Mgc Filsheet Co., Ltd., Mitsubishi Gas Chemical Company, Inc.. Active years: 1989-2020.
Company Filing History:
4 out of 92,842 
3 out of 52 
3 out of 2,300 
Years Active: 1989-2020
Title: The Innovations of Akio Ohkubo: A Visionary Inventor from Tokyo
Introduction: Akio Ohkubo, a prolific inventor based in Tokyo, Japan, has made significant contributions to the fields of functional materials and optical technologies. With a remarkable portfolio of seven patents, Ohkubo has demonstrated his ability to blend creativity with practicality in his work.
Latest Patents: One of Ohkubo's latest patents involves the creation of a functional sheet and lens. This innovative functional sheet comprises a polarizing or photochromic functional layer, protected by layers made from aromatic polycarbonate resin. The protective layers not only enhance durability but also ensure optimal performance under various conditions. The design allows at least one protective layer to be a co-extruded sheet that combines both the aromatic polycarbonate resin layer and an acrylic-based resin layer. Additionally, a polarizing lens developed by Ohkubo stands out for its impact resistance and ability to reduce eye strain, achieved through a unique lamination process that ensures high precision in surface shape.
Career Highlights: Throughout his career, Ohkubo has held key positions in notable companies, including Canon and Mitsubishi Gas Chemical Company. His work in these organizations has allowed him to refine his expertise in designing and developing innovative products that meet the highest standards of quality and performance.
Collaborations: Akio Ohkubo has collaborated with esteemed professionals in his field, including Kenkichi Sakuragi and Keizo Sasai. These partnerships have facilitated the exchange of ideas and fostered an environment of creativity that has driven the success of their joint projects.
Conclusion: Akio Ohkubo's contributions to innovation, particularly in functional sheets and optical technologies, underscore his role as a notable figure in the world of inventions. His patents reflect a keen understanding of materials and their applications, showcasing his commitment to advancing technology for practical use. As he continues to push the boundaries of innovation, Ohkubo remains an inspiring figure for future inventors.