Company Filing History:
Years Active: 1977
Title: The Innovative Contributions of Yoshinobu Fujimoto in Thermosetting Polymers
Introduction: Yoshinobu Fujimoto, an accomplished inventor based in Utsunomiya, Japan, holds two notable patents in the field of thermosetting polymers. His significant contributions to electrical insulating materials have left a lasting impact, particularly in applications involving printed circuit boards.
Latest Patents: Fujimoto's latest patents include:
1. **Thermosetting Acryloyloxy-Terminated Butadiene Polymers** - This patent describes a thermosetting resin composition designed to enhance electrical insulating properties, particularly suited for printed circuit boards. The composition involves a butadiene homopolymer or copolymer with terminating acryloyloxyl or methacryloyloxyl groups, along with an ethylenically unsaturated monomer and an acid anhydride. Preferred compositions contain from 1.5 to 3.0 terminating groups per molecule, with specific weight percentages for the monomer and acid anhydride.
2. **Flame Retardant Thermosetting Resin** - This invention focuses on a flame retardant thermosetting resin composition that improves electrical insulation suitable for printed circuit boards. It similarly comprises acryloyloxy- or methacryloyloxy-terminated butadiene homopolymers or copolymers. The unique aspect of this patent is the incorporation of ethylenically unsaturated monomers containing substantial amounts of haloaryl, coupled with specific proportions of acid anhydrides and halogens for enhanced flame-retardant properties.
Career Highlights: Yoshinobu Fujimoto is currently employed at Sony Corporation, where he continues to innovate and refine materials that enhance product safety and efficiency. His expertise in polymer chemistry is pivotal in advancing technologies for consumer electronics.
Collaborations: Throughout his career, Fujimoto has collaborated with notable colleagues such as Yoshio Fujiwara and Keiichi Naito. Their combined efforts in research and development have contributed significantly to advancements in thermosetting resin technologies.
Conclusion: Yoshinobu Fujimoto's innovative work in thermosetting polymers showcases the vital role of inventors in technological progress. His patents not only exemplify his commitment to improving electrical insulating materials but also reflect the collaborative spirit that drives innovation in the field. Through his contributions, Fujimoto continues to inspire advancements within the electronics industry and beyond.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.