Location History:
- Asaka, JA (1977 - 1978)
- Asaka, JP (1978)
- Minami-ashigara, JP (1980)
- Odawara, JP (1998)
- Kanagawa, JP (1991 - 2006)
Company Filing History:
13 out of 16,458 
1 out of 1,838 Years Active: 1977-2006
Title: Kenji Sashihara: A Trailblazer in Photographic Material Innovations
Introduction
Kenji Sashihara, an esteemed inventor based in Kanagawa, Japan, has made significant contributions to the field of photographic materials. With a remarkable portfolio of 14 patents, Sashihara's work has advanced packaging technology and adhesive compositions, enhancing the preservation and functionality of photographic light-sensitive materials.
Latest Patents
Two of Sashihara's latest patents showcase his innovative spirit and technical expertise. The first patent relates to a packaging material specifically designed for photographic light-sensitive materials. This packaging material is constructed from a resin composition that includes a compound with an unsaturated double bond or a poly(conjugated diene) component. Additionally, he introduces a metal ion that facilitates a catalytic oxidation reaction of these components and a chelating agent that effectively coordinates the metal ion to suppress undesirable reactions. Furthermore, he developed a photographic light-sensitive material package that securely houses the photographic material within this advanced packaging.
The second patent revolves around a pressure-sensitive adhesive for packaging photographic materials. This adhesive film combines a polymer composition derived from acrylic or methacrylic monomers with a polymerization initiator that is free from cyano groups. The innovative approach utilizes graft polymerization with elastomers, resulting in a highly effective adhesive suitable for sensitive photographic applications.
Career Highlights
Throughout his illustrious career, Kenji Sashihara has worked with notable companies, including Fuji Photo Film Company, Limited and Toyota Motor Corporation. His diverse experiences in these industry giants have equipped him with a unique perspective and knowledge that fuels his innovative work.
Collaborations
Sashihara has collaborated with talented professionals such as Takao Masuda and Yasuhiro Noguchi. These partnerships have facilitated the exchange of ideas and fostered the development of groundbreaking technologies in the realm of photographic materials.
Conclusion
Kenji Sashihara's impressive collection of patents and his collaborations with other innovative minds illustrate his dedication to advancing photographic technology. His contributions continue to impact the industry, ensuring that photographic materials are effectively preserved and optimally utilized. As he forges ahead, the inventions of Sashihara are sure to leave a lasting legacy in the field of photography.