Company Filing History:
21 out of 5,978 
1 out of 42 Years Active: 2014-2025
Title: Innovations by Yoshihiro Tsutsumi: A Trailblazer in Resin Technology
Introduction: Yoshihiro Tsutsumi, an esteemed inventor from Annaka, Japan, has made significant contributions to the field of resin technology. With a remarkable portfolio of 20 patents, Tsutsumi focuses primarily on heat-curable resin compositions applicable in various advanced materials.
Latest Patents: Tsutsumi's recent innovations include a heat-curable maleimide resin composition. This composition is designed for substrates, showcasing exceptional high-temperature properties, an elevated glass-transition temperature, outstanding dielectric properties, and remarkable dimensional stability. His work also includes an innovative formulation of uncured and cured resin films, which possess excellent handling properties. Another significant patent features a heat-curable citraconimide resin composition, characterized by low viscosity before curing and the ability to yield superior dielectric properties, including low relative permittivity and low dielectric tangent, along with a low elastic modulus and impressive heat resistance.
Career Highlights: Throughout his career, Tsutsumi has established himself as a pivotal figure at Shin-Etsu Chemical Co., Ltd. His work has significantly advanced the development of materials that meet the growing demands for high-performance applications.
Collaborations: Tsutsumi frequently collaborates with talented coworkers such as Yuki Kudo and Tadashi Tomita, fostering an environment of innovation and collective expertise. Their joint efforts contribute to the ongoing development and refinement of cutting-edge materials that serve various industrial needs.
Conclusion: Yoshihiro Tsutsumi stands out as a prominent inventor in the realm of resin technology. His continued innovation and dedication to enhancing material properties ensure that he remains a key player in shaping the future of composite materials. With ongoing contributions to the field, Tsutsumi’s work is poised to drive significant advancements in technology and applications.