Hiroshi Sumimura

Title: The Innovative Contributions of Hiroshi Sumimura

Introduction

Hiroshi Sumimura, an esteemed inventor based in Osaka, Japan, has made significant strides in the field of optical materials and devices. With a respectable portfolio of five patents, his work reflects a commitment to advancing technology in innovative ways.

Latest Patents

Sumimura's latest patents include groundbreaking advancements such as a retardation film, a circularly-polarizing plate, and an image-displaying device. The retardation film aims to provide enhanced optical properties, heat resistance, mechanical properties, and reliability. This invention features a thermoplastic resin, composed of a single layer, with a wavelength dispersion value that satisfies specific parameters critical for optical applications. Additionally, his innovations explore the use of resins with positive refractive index anisotropy and specific bonding groups to optimize performance.

Career Highlights

Throughout his career, Hiroshi Sumimura has contributed to prestigious companies, including Nitto Denko Corporation and Mitsubishi Chemical Corporation. His involvement in these organizations has allowed him to develop and refine his innovative concepts, furthering advancements in optical technology.

Collaborations

Sumimura has also collaborated with distinguished professionals such as Nao Murakami and Shingo Namiki. These partnerships have fostered a creative environment that nurtures innovative solutions in the industry.

Conclusion

In summary, Hiroshi Sumimura's contributions to the realm of optical materials through his patents and collaborations with key industry players exemplify his commitment to innovation. His inventions have not only enhanced existing technologies but also paved the way for future developments in the field.