Location History:
- Hyogo, JP (2021)
- Amagasaki, JP (2011 - 2023)
Company Filing History:
2 out of 4 
2 out of 227 
2 out of 644 
Years Active: 2011-2023
Title: Innovations by Shinji Nishikawa
Introduction
Shinji Nishikawa is a notable inventor based in Amagasaki, Japan. He has made significant contributions to the field of materials science, particularly in the development of polyurethane resins. With a total of four patents to his name, Nishikawa's work focuses on enhancing sound-absorbing materials and damping properties in various applications.
Latest Patents
Nishikawa's latest patents include a 2-part reactive urethane resin composition and a method for producing it. This innovative material boasts excellent sound-absorbing performance, making it easy to apply in desired areas while effectively preventing sound leakage. The composition consists of an open-cell soft polyurethane foam derived from a polyisocyanate component and a polyol-containing component. Another significant patent is a resin composition for damping materials, which provides a polyurethane resin that exhibits exceptional damping properties across a wide operating temperature range. This composition includes a polyol-containing component that contains castor oil, ensuring that when cured, it achieves a peak on its Tan δ curve of 0.7 or more, with the peak temperature ranging from -10°C to 100°C.
Career Highlights
Throughout his career, Nishikawa has worked with prominent companies such as Sumika Bayer Urethane Co. Ltd. and Nihon Plast Co., Ltd. His experience in these organizations has allowed him to refine his expertise in polyurethane technology and contribute to various innovative projects.
Collaborations
Nishikawa has collaborated with notable colleagues, including Hiroaki Ido and Shinichiro Sado. These partnerships have fostered a creative environment that has led to the development of groundbreaking materials and technologies.
Conclusion
Shinji Nishikawa's contributions to the field of polyurethane resins have significantly impacted sound absorption and damping technologies. His innovative patents and collaborations highlight his dedication to advancing material science.
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.