Location History:
- Tsukuba, JP (2002 - 2011)
- Ibaraki, JP (2015)
Company Filing History:
Years Active: 2002-2015
Title: Kiyotoshi Iimura: Innovator in Polymer Technology
Introduction
Kiyotoshi Iimura is a notable inventor based in Tsukuba, Japan. He has made significant contributions to the field of polymer technology, holding a total of 3 patents. His work focuses on developing advanced materials that enhance the performance of light-emitting devices.
Latest Patents
Iimura's latest patents include a polymer composition and a polymer light-emitting device utilizing this composition. The first patent discloses a composition that contains one or more aromatic ether compounds, compounds with a boiling point of not less than 200°C, and polymers that are charge-transporting or luminescent in a solid state. This composition is characterized by the selection of compounds with a boiling point of not less than 200°C from a specific group of aliphatic, alicyclic, aromatic, and heterocyclic compounds. His second patent provides a solution composition with significantly high viscosity, comprising solvents and polymers with a polystyrene-reduced Z-average molecular weight ranging from 1.0×10 to 5.0×10. This solution composition allows for the easy production of films with favorable formability and high uniformity.
Career Highlights
Kiyotoshi Iimura is currently employed at Sumitomo Chemical Company, Limited, where he continues to innovate in the field of polymer materials. His work has been instrumental in advancing the technology behind light-emitting devices, making them more efficient and effective.
Collaborations
Iimura has collaborated with notable colleagues such as Tomoyuki Suzuki and Susumu Miyazaki. These collaborations have contributed to the development of his innovative patents and have fostered a productive research environment.
Conclusion
Kiyotoshi Iimura is a distinguished inventor whose work in polymer technology has led to significant advancements in light-emitting devices. His contributions continue to impact the field positively, showcasing the importance of innovation in material science.