Tohru Miura

Title: **Innovative Contributions of Tohru Miura in Plastic Lens Technology**

Introduction

Tohru Miura, an accomplished inventor based in Yokohama, Japan, has made significant contributions to the field of materials science, particularly in the development of advanced plastic lenses. With 19 patents to his name, Miura's work is characterized by innovative methods that enhance the optical properties of lenses, contributing to various applications in eyewear and imaging.

Latest Patents

Among Miura's recent patents is a groundbreaking process for preparing plastic lenses with a high refractive index. This invention comprises forming a mixture containing polyisocyanate compounds, active hydrogen compounds, and an internal releasing agent, followed by casting and polymerizing the mixture. Additionally, he has patented a process for creating sulfur-containing urethane resin lenses. This involves a unique mixture of polyisocyanate with multiple isocyanato groups, polythiol with multiple thiol groups, and specific surface-active agents, which are subsequently cast polymerized in a mold made from glass or metal. The lenses produced through these methods improve optical clarity and durability, pushing the boundaries of current lens technology.

Career Highlights

Tohru Miura is affiliated with Mitsui Toatsu Chemicals, Incorporated, where he has leveraged his expertise in chemistry and engineering to develop high-performance materials. His innovative approaches to lens manufacturing have set new standards in the industry, making significant impacts in both consumer and industrial sectors. His dedication to research and development has earned him recognition as a leading figure in the field.

Collaborations

Throughout his career, Miura has collaborated with esteemed colleagues, including Teruyuki Nagata and Koju Okazaki. Together, they have worked on several projects that have advanced the understanding and application of high-refractive index lenses. Their combined expertise has fostered a creative environment that encourages innovative solutions to complex challenges in lens technology.

Conclusion

Tohru Miura's contributions to the field of plastic lens technology illustrate the power of innovation in driving advancements within the optical industry. His dedication to research and collaboration continues to inspire new pathways for creating high-performance optical materials that enhance our everyday experiences. As he moves forward, Miura’s ongoing work will undoubtedly lead to further breakthroughs in lens technology, reinforcing the critical role of inventors in shaping our future.