Yasuhiro Doi

Title: Yasuhiro Doi: Innovator in Radiation Curable Resin Technology

Introduction

Yasuhiro Doi is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of radiation curable resin compositions, particularly in applications for lens sheets. With a total of 7 patents to his name, Doi's work has advanced the technology used in various optical products.

Latest Patents

Doi's latest patents include a radiation curable resin composition for lens sheets. This innovative composition comprises epoxy (meth)acrylate, a monofunctional (meth)acrylate, and a bifunctional (meth)acrylate with a specific structure. It also includes a bifunctional (meth)acrylate derived from an aliphatic dihydric alcohol with an oxyalkylene structure and (meth)acrylic acid. This formulation ensures satisfactory adhesion to plastic substrates, excellent shape recovery properties, and high refractive index, making it ideal for lens sheet applications. Another notable patent is for a lens sheet designed for screens, which boasts high stability and reduced warping due to external humidity. This lens sheet is engineered to minimize friction between lenses during transport, enhancing its usability in various settings.

Career Highlights

Throughout his career, Doi has worked with notable companies, including Dai Nippon Printing Co., Ltd. His expertise in resin technology has positioned him as a key figure in the development of advanced optical materials.

Collaborations

Doi has collaborated with esteemed colleagues such as Hiroyuki Tokuda and Yasunobu Hirota. These partnerships have contributed to the successful development of his innovative patents.

Conclusion

Yasuhiro Doi's contributions to radiation curable resin technology have significantly impacted the optical industry. His innovative patents and collaborations highlight his role as a leading inventor in this field.