Teruo Ohnuma

Title: Teruo Ohnuma: Innovator in Light Diffusion Technology

Introduction

Teruo Ohnuma is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of light diffusion technology, holding a total of 3 patents. His innovative work focuses on creating advanced light diffusion sheets that enhance visual performance and durability.

Latest Patents

Ohnuma's latest patents include a light diffusion sheet that features a light diffusion layer formed on a transparent substrate. This layer contains a binder resin and resin particles that create an uneven surface. The light diffusion sheet boasts a total light transmission of 70.0% or more, a haze of 80.0% or more, and a distinctness of transmission image of 25.0% or more. This design ensures high luminance in the front direction and excellent light-diffusing properties, eliminating the need for expensive prism sheets that are prone to surface damage. Another patent describes a similar light diffusion sheet, where the uneven surface exhibits an arithmetical mean deviation of 2.0 µm or more in three-dimensional surface roughness measurement. This innovation also ensures high luminance and resistance to damage.

Career Highlights

Ohnuma is currently associated with Kimoto Co., Ltd., where he continues to develop cutting-edge technologies in light diffusion. His work has significantly impacted the industry, providing solutions that enhance product performance and user experience.

Collaborations

Throughout his career, Ohnuma has collaborated with notable colleagues, including Yoshihisa Kimura and Kenji Fukui. These partnerships have fostered a creative environment that encourages innovation and the development of new technologies.

Conclusion

Teruo Ohnuma's contributions to light diffusion technology exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of material properties and their applications, making him a key figure in the field.