Ryoma Yasui

Title: The Innovative Contributions of Ryoma Yasui

Introduction

Ryoma Yasui is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of ink technology, particularly through his innovative patent related to ink compositions. His work reflects a commitment to enhancing the quality and properties of printed materials.

Latest Patents

Ryoma Yasui holds a patent for an ink composition that is an active energy ray curable ink. This composition is designed to improve curability while maintaining excellent metal-tone glossiness. The ink is discharged using an inkjet method and contains a polymerization initiator, a polymerizable compound, and a brilliant pigment. The polymerization initiator includes an acylphosphine oxide-based initiator, an aminoacetophenone-based initiator, and a thioxanthone-based initiator. The resulting printed matter features a brilliant layer that incorporates the brilliant pigment, showcasing high design properties and exceptional glossiness.

Career Highlights

Ryoma Yasui is currently employed at DNP Fine Chemicals Co., Ltd., where he continues to develop innovative solutions in the field of ink technology. His expertise and dedication have positioned him as a key figure in his company and the industry.

Collaborations

Ryoma Yasui collaborates with talented coworkers, including Yukiko Ishima and Fumie Yamazaki. Their combined efforts contribute to the advancement of ink technology and the development of high-quality products.

Conclusion

Ryoma Yasui's contributions to ink composition technology demonstrate his innovative spirit and commitment to excellence. His patent reflects a significant advancement in the field, and his work continues to influence the industry positively.