Location History:
- Saitama, JP (1994 - 2008)
- Tokyo, JP (1995 - 2021)
Company Filing History:
4 out of 98 
2 out of 436 
1 out of 94 
Years Active: 1994-2021
Title: **Innovations of Ryoji Kimura: Examining the Contributions of a Notable Inventor from Tokyo**
Introduction
Ryoji Kimura, an accomplished inventor based in Tokyo, Japan, has made significant strides in the field of adhesive technologies. With a portfolio comprising eight patents, his work focuses on developing efficient and environmentally friendly adhesive compositions.
Latest Patents
Kimura's most recent inventions include a solvent-free-adhesive polyisocyanate composition and a solvent-free adhesive that employs this innovative composition. His work utilizes a polyisocyanate (A) alongside an aromatic vinyl-maleic anhydride copolymer (B) to create an adhesive with improved properties. The copolymer’s specific molar ratio ensures optimal performance in various applications, particularly in the production of multilayer films. Additionally, he has innovated a method for producing these adhesives, aiming to enhance production efficiency.
Another notable invention by Kimura is the high purity piperazine pyrophosphate, characterized by a sodium content lower than 10 ppm. This compound serves as a flame retardant composition, showcasing impressive flame retardancy properties. The cost-effective production method he developed involves the dehydration condensation of piperazine diphosphate, further emphasizing his commitment to practical and useful innovations.
Career Highlights
Ryoji Kimura has collaborated and worked with esteemed companies, including Asahi Denka Kogyo Kabushiki Kaisha and Adeka Corporation. His tenure with these corporations has allowed him to refine his expertise and contribute to significant advancements in adhesive technology.
Collaborations
Throughout his career, Kimura has partnered with notable colleagues such as Hisashi Murase and Tetsuo Kamimoto. These collaborations have undoubtedly enriched his innovations, leading to the development of superior adhesive solutions.
Conclusion
Ryoji Kimura's contributions to the field of adhesive technology, particularly through his solvent-free formulations and flame retardant compositions, underline his status as a significant inventor. With a total of eight patents to his name, his work continues to influence advancements in manufacturing processes and materials science, demonstrating the importance of innovation in enhancing industrial applications.