Location History:
- Taejon, KR (2001)
- Daejeon, KR (1998 - 2007)
Company Filing History:
3 out of 11,315 
1 out of 81 
1 out of 6 Years Active: 1998-2007
Title: Seon Gyu Han: Innovator in Optical Technologies
Introduction
Seon Gyu Han is a prominent inventor based in Daejeon, South Korea. He has made significant contributions to the field of optical technologies, holding a total of four patents. His work focuses on innovative materials and methods that enhance the performance of optical devices.
Latest Patents
Among his latest patents, Seon Gyu Han has developed a perfluorostyrene compound and a coating solution, as well as an optical waveguide device utilizing this compound. This invention features a fluorine compound with perfluorostyrene introduced at its terminal, which facilitates the fabrication of thin films through UV or thermal curing. The resulting materials exhibit high thermal stability, chemical resistance, and low optical propagation loss, making them ideal for advanced optical applications.
Another notable patent is a method for fabricating a thermooptic tunable wavelength filter. This method is designed for optical communication systems using wavelength division multiplexing (WDM). It involves forming a polymer optical waveguide on a semiconductor substrate and integrating a polymer Bragg grating. The resulting thermooptic tuning electrode allows for stable wavelength tuning characteristics and a wide tuning range, all while maintaining low production costs.
Career Highlights
Seon Gyu Han has worked with esteemed organizations such as the Electronics and Telecommunications Research Institute and Korea Telecom. His experience in these institutions has allowed him to refine his expertise in optical technologies and contribute to significant advancements in the field.
Collaborations
Throughout his career, Seon Gyu Han has collaborated with notable colleagues, including Hyung Jong Lee and Min Cheol Oh. These partnerships have fostered innovation and the development of cutting-edge technologies in optical communications.
Conclusion
Seon Gyu Han's contributions to optical technologies through his patents and collaborations highlight his role as a leading inventor in the field. His innovative approaches continue to influence advancements in optical communication systems and materials.