Company Filing History:
1 out of 343 
1 out of 198 Years Active: 1997
Title: Ryuzo Minakami: Innovator in Thermal Recording Technology
Introduction
Ryuzo Minakami is a notable inventor from Fukuoka-ken, Japan, recognized for his contributions to thermal recording technology. His innovative work has led to the development of a unique thermal recording sheet that enhances image stability and sensitivity.
Latest Patents
Minakami holds a patent for a urea (thiourea) derivative and a thermal recording sheet utilizing this compound. The thermal recording sheet contains a compound of Formula (I) or (II) within a thermal color developing layer, which includes a basic colorless dye and an organic color developer as its main ingredients. This invention is characterized by its high sensitivity and high image stability, making it a significant advancement in the field.
Career Highlights
Throughout his career, Ryuzo Minakami has worked with prominent companies such as Nippon Paper Industries Co., Ltd. and Yoshitomi Pharmaceutical Industries, Ltd. His experience in these organizations has contributed to his expertise in developing innovative thermal recording solutions.
Collaborations
Minakami has collaborated with notable coworkers, including Toshiaki Minami and Tomoaki Nagai, who have played a role in his research and development efforts.
Conclusion
Ryuzo Minakami's contributions to thermal recording technology through his patented innovations have made a lasting impact in the industry. His work continues to influence advancements in thermal recording sheets, showcasing the importance of innovation in this field.