Tatsuo Hidaka

Title: Innovations of Tatsuo Hidaka in Optical Glass

Introduction

Tatsuo Hidaka is a notable inventor based in Hyogo, Japan, recognized for his contributions to the field of optical glass. With a total of two patents to his name, he has made significant advancements in the properties and applications of optical materials.

Latest Patents

Hidaka's latest patents focus on the development of high-performance optical glass. One of his inventions describes a PO—BaO—ZnO—NbO type optical glass that contains 25-50 wt. % PO, 15-35 wt. % BaO, 1-25 wt. % ZnO, and 3-10 wt. % NbO. This optical glass boasts a high refractive index, particularly a refractive index of 1.6 or more, low dispersion with an Abbe number of 42 or more, a low deformation point, and improved resistance to devitrification upon molding. It is suitable for precision-mold press molding and other molding processes, making it ideal for transferring fine structures. Another patent details an optical glass with a high refractive index of 1.6 or more, low dispersion (an Abbe number of 45 or more), and similar properties that enhance its usability in precision molding applications.

Career Highlights

Throughout his career, Tatsuo Hidaka has worked with prominent organizations such as Nihon Yamamura Glass Co., Ltd. and the National Institute of Advanced Industrial Science and Technology. His work in these institutions has allowed him to refine his expertise in optical materials and contribute to innovative solutions in the industry.

Collaborations

Hidaka has collaborated with notable colleagues, including Junichi Nakamura and Hidekazu Hashima, which has further enriched his research and development efforts in optical glass technology.

Conclusion

Tatsuo Hidaka's contributions to the field of optical glass demonstrate his innovative spirit and commitment to advancing material science. His patents reflect a deep understanding of the properties required for high-performance optical applications.