Keijiro Ishiyama

Title: Keijiro Ishiyama: Innovator in Packaging Technology

Introduction

Keijiro Ishiyama is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of packaging technology, particularly in the development of materials that enhance the preservation of food products. His innovative approach has led to advancements that benefit both consumers and the food industry.

Latest Patents

Ishiyama holds a patent for a plastic sheet designed for packaging containers. This innovative plastic sheet is engineered to reduce the activity of microorganisms that can contaminate stored items, such as raw fish and meats. The patent describes a three-layer structure that includes a polyethylene film as the inner layer, which contains antioxidants and antibacterial properties. The intermediate layer is made of polyvinyl alcohol film, known for its high gas barrier properties, while the outer layer consists of polypropylene film. This unique combination effectively suppresses the growth of microorganisms during the storage and transportation of raw meat and fish.

Career Highlights

Throughout his career, Ishiyama has been associated with J-Chemical Corporation, where he has focused on developing innovative packaging solutions. His work has not only improved food safety but has also contributed to extending the shelf life of perishable goods. His dedication to research and development has positioned him as a key figure in the packaging industry.

Conclusion

Keijiro Ishiyama's contributions to packaging technology exemplify the importance of innovation in food preservation. His patented plastic sheet represents a significant advancement in the field, showcasing his commitment to enhancing food safety and quality.