Kohei Tomari

Title: Kohei Tomari: Innovator in Volume Phase Holography

Introduction

Kohei Tomari is a notable inventor based in Kitakyushu, Japan. He has made significant contributions to the field of optical information recording through his innovative work on volume phase hologram recording materials. His expertise and dedication to research have led to advancements that enhance the capabilities of optical media.

Latest Patents

Tomari holds a patent for a volume phase hologram recording material and an optical information recording medium utilizing this material. The patent describes a recording material characterized by high sensitivity, high contrast, and excellent multiple recording and record holding properties. The composition includes a polymer matrix, a radically photopolymerizable compound, and a radical photopolymerization initiator. The polymer matrix is formed from a material that contains a specific percentage of an episulfide compound, an epoxy compound, and a curing agent.

Career Highlights

Throughout his career, Kohei Tomari has been associated with Nippon Steel Chemical Co., Ltd., where he has contributed to various research projects and innovations. His work has been instrumental in developing new materials that push the boundaries of optical technology.

Collaborations

Tomari has collaborated with esteemed colleagues such as Hidetaka Fujimatsu and Kazuyoshi Masaki. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Kohei Tomari's contributions to the field of volume phase holography exemplify the impact of dedicated research and innovation. His work continues to influence advancements in optical information recording technologies.