Kiyoshi Tamai

Title: Kiyoshi Tamai: Innovator in Glass Technology

Introduction

Kiyoshi Tamai is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of glass technology, holding a total of nine patents. His innovative work focuses on enhancing the properties of glass substrates and laminates, making them more durable and efficient.

Latest Patents

Among his latest patents, one notable invention is the "Supporting Glass Substrate and Laminated Body." This invention features a supporting glass substrate that includes a compression stress layer on its surface. It has an average thermal expansion coefficient at 50° C. to 200° C. ranging from 7 ppm/° C. to 15 ppm/° C., an internal tensile stress between 5 MPa to 55 MPa, and a compression stress layer depth of 10 μm to 60 μm. Another significant patent is the "Cover Glass and Glass Laminate," which aims to reduce warpage while providing excellent scratch resistance, low reflecting properties, and outstanding optical characteristics. This invention achieves its goals by alternately superposing films of high-refractive-index and low-refractive-index materials in specific amounts.

Career Highlights

Kiyoshi Tamai has worked with notable companies such as AGC Inc. and Asahi Glass Company, Limited. His experience in these organizations has allowed him to refine his expertise in glass technology and contribute to various innovative projects.

Collaborations

Some of his coworkers include Izuru Kashima and Yusuke Fujiwara. Their collaboration has likely played a role in the development of his groundbreaking inventions.

Conclusion

Kiyoshi Tamai's contributions to glass technology through his patents demonstrate his innovative spirit and dedication to improving material properties. His work continues to influence the industry and inspire future advancements in glass applications.