Location History:
- Itabashi-ku, JP (2010)
- Tokyo, JP (2004 - 2011)
- Kita-ku, JP (2011)
Company Filing History:
Years Active: 2004-2011
Title: Hiroo Koyanagi: Innovator in Thermosetting Resins
Introduction
Hiroo Koyanagi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of thermosetting resins, holding a total of 7 patents. His work focuses on developing advanced materials that exhibit excellent properties for various applications.
Latest Patents
Koyanagi's latest patents include a thermosetting resin composition that comprises a polyimide resin with a phenolic hydroxyl group and an epoxy resin. This innovative composition is noted for its exceptional storage stability and produces a cured product that demonstrates excellent flame retardancy and heat resistance. Additionally, when formed into a film, the cured product maintains sufficient flexibility and outstanding folding endurance. Another notable patent involves a process for producing a microparticulate hardening catalyst. This process entails jetting a liquid composition containing an epoxy resin hardening catalyst, a monomer with an ethylenically unsaturated group, and a photopolymerization initiator into a gas to form microparticles, which are then polymerized using high-energy rays.
Career Highlights
Throughout his career, Hiroo Koyanagi has worked with notable companies such as Nippon Kayaku and Kaken Pharmaceutical Co., Ltd. His experience in these organizations has allowed him to refine his expertise in resin technology and contribute to various innovative projects.
Collaborations
Koyanagi has collaborated with esteemed colleagues, including Minoru Yokoshima and Ryutaro Tanaka. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field of materials science.
Conclusion
Hiroo Koyanagi's contributions to thermosetting resins and hardening catalysts highlight his innovative spirit and dedication to advancing material technology. His patents reflect a commitment to creating products that meet the demands of modern applications.
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.