Location History:
- Uiwang-si, KR (2012 - 2015)
- Suwon-si, KR (2017)
Company Filing History:
12 out of 787 
2 out of 131,214 
Years Active: 2012-2017
Title: The Innovative Mind of Yong-Sik Yoo
Introduction: Yong-Sik Yoo, based in Uiwang-si, South Korea, is a prolific inventor with a remarkable portfolio of 13 patents. His inventions primarily focus on advanced materials and cleaning compositions utilized in the semiconductor industry. With a keen eye for innovation, Yoo has significantly contributed to the field through his cutting-edge research and development.
Latest Patents: Among his latest inventions are two noteworthy patents. The first is a cleaning composition formulated for use after chemical mechanical polishing of organic films. This composition includes an organic solvent, an organic acid, a chelating agent, and a surfactant that contains at least one hydroxyl group (OH) at the end, combined with ultra-pure water. The unique aspect of this cleaning solution is its pH value, which is equal to or higher than 12.
The second patent details a positive type photosensitive resin composition. This composition comprises a resin precursor, including polybenzoxazole and polyamic acid, a dissolution-controlling agent with a specific boiling point and polarity, an acid generator, a silane-based compound, and a solvent. The design of this resin precursor allows for enhanced properties, making it suitable for various applications in semiconductor manufacturing.
Career Highlights: Yong-Sik Yoo has garnered valuable experience working with industry giants such as Cheil Industries Inc. and Samsung Electronics Co., Ltd. His tenure in these organizations has equipped him with practical insights, fueling his innovative prowess and shaping his contributions to modern materials science.
Collaborations: Throughout his career, Yoo has collaborated with talented individuals, enhancing the innovative process. Notable collaborators include Ji-Young Jeong and Hyun-Yong Cho, both of whom have likely played crucial roles in refining his groundbreaking ideas and inventions.
Conclusion: Yong-Sik Yoo's contributions to the field of inventions and innovations are a testament to his dedication and expertise. With a solid track record of patents and significant advancements in cleaning compositions and resin formulations, Yoo continues to shape the landscape of technology in the semiconductor industry. His work not only exemplifies the spirit of innovation but also inspires future generations of inventors.
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.