Company Filing History:
2 out of 630 
1 out of 3,202 
1 out of 771 
Years Active: 2003-2013
Title: Hiroyuki Tokuda: Innovator in Radiation-Curable Materials
Introduction
Hiroyuki Tokuda is a notable inventor based in Sakura, Japan. He has made significant contributions to the field of radiation-curable materials, holding a total of 4 patents. His work focuses on developing innovative resin compositions and coating materials that enhance performance and durability.
Latest Patents
Tokuda's latest patents include a radiation-curable resin composition and a radiation-curable coating material. The objective of his inventions is to provide a coating material that forms a cured film with high hardness and low curing shrinkage. His radiation-curable resin composition includes a urethane (meth)acrylate, which is synthesized from a bicyclo ring-containing polyisocyanate compound, a hydroxyl group-containing trifunctional or higher polyfunctional (meth)acrylate, and a tris(2-hydroxyalkyl)isocyanurate di(meth)acrylate. Additionally, he has developed a method for forming a protective layer using this coating material, which involves applying the coating onto a support and curing it with radiation.
Another significant patent involves a radiation-curable resin composition for lens sheets. This composition comprises epoxy (meth)acrylate, a monofunctional (meth)acrylate, and a bifunctional (meth)acrylate with a specific structure. It also includes a thermoplastic resin, which ensures satisfactory adhesion to plastic substrates and excellent moldability, making it suitable for lens sheet applications.
Career Highlights
Throughout his career, Tokuda has worked with Dainippon Ink and Chemicals, Incorporated, where he has contributed to advancements in material science. His innovative approaches have led to the development of high-performance materials that are widely used in various applications.
Collaborations
Some of his notable coworkers include Yasunobu Hirota and Yasuhiro Doi. Their collaborative efforts have further enhanced the research and development of radiation-curable materials.
Conclusion
Hiroyuki Tokuda's contributions to the field of radiation-curable materials demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of material science and a drive to create solutions that meet industry needs.