Location History:
- Seongnam, KR (2000 - 2006)
- Kyungki-Do, KR (2006)
Company Filing History:
Years Active: 2000-2006
Title: Chang-Il Oh: Innovator in Semiconductor Manufacturing
Introduction
Chang-Il Oh is a prominent inventor based in Seongnam, South Korea. He has made significant contributions to the field of semiconductor manufacturing, holding a total of nine patents. His innovative work focuses on improving processes related to etching and resist removal in semiconductor devices.
Latest Patents
One of Chang-Il Oh's latest patents is a method of controlling the metallic layer etching process and regenerating etchant for this process based on a near-infrared spectrometer. This method involves analyzing the composition of the etchant used in etching metallic layers for semiconductor devices or liquid crystal displays. By determining the state of the etchant and comparing it with a reference composition, the process ensures that the etchant is replaced when its lifespan ends, thereby optimizing the etching process.
Another notable patent is related to a resist remover composition designed for removing resists during the manufacturing processes of semiconductor devices. This composition includes a combination of water-soluble organic amine compounds, organic solvents, water, organic phenol compounds, anion-type compounds, and surfactants, all aimed at enhancing the efficiency of semiconductor manufacturing.
Career Highlights
Chang-Il Oh is currently employed at Dongjin Semichem Co., Ltd., where he continues to develop innovative solutions for the semiconductor industry. His work has been instrumental in advancing the technology used in semiconductor manufacturing, making processes more efficient and effective.
Collaborations
Chang-Il Oh has collaborated with notable colleagues in his field, including Chong-Soon Yoo and Sang-Dai Lee. These collaborations have contributed to the development of cutting-edge technologies in semiconductor manufacturing.
Conclusion
Chang-Il Oh's contributions to the semiconductor industry through his patents and innovative methods have established him as a key figure in the field. His work continues to influence the efficiency and effectiveness of semiconductor manufacturing processes.