Introduction: Ryoji Handa, an accomplished inventor based in Yokosuka, Japan, has made significant contributions to the field of polymer technology with a substantial portfolio of 11 patents. His innovations primarily focus on advanced resin compositions that have important applications in various industries.

Latest Patents: Among Handa's latest patents are two notable inventions. The first, titled "Plated articles," details a molded article featuring a metal coating, created from a resin composition that consists of 10 to 90% by weight of polybutylene terephthalate resin and 90 to 10% by weight of ABS resin. This innovative plated article exhibits excellent thermal resistance, mechanical strength, and solvent resistance. The second patent is for a "Polyethylene terephthalate resin composition," which is a highly crystalline material that includes a polyethylene terephthalate copolymer and various additives to enhance its properties. This composition is designed to improve impact strength, achieve a high heat distortion temperature, and exhibit excellent moldability, ensuring a good surface appearance even at low mold temperatures.

Career Highlights: Ryoji Handa has built an impressive career working with esteemed companies, including Mitsubishi Rayon Company, Limited and Diafloc Co., Ltd. His experience in these organizations has allowed him to refine his skills in resin technology and apply innovative thinking to the development of new products.

Collaborations: Throughout his career, Handa has collaborated with various talented individuals, including Jun Hosoda and Norimasa Yoshida. These collaborations have likely enriched his projects, fostering a spirit of innovation and creativity in the development of new materials and applications.

Conclusion: Ryoji Handa's work as an inventor continues to impact the field of polymer technology significantly. With numerous patents to his name, Handa is recognized as a leader in developing advanced resin compositions that cater to the evolving needs of different industries. His contributions exemplify the essence of innovation, and his career serves as an inspiration for aspiring inventors around the world.

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