This inventor holds 2 USPTO granted patents. Top assignee: Samsung Electronics Co., Ltd.. Active years: 2002-2006.
Company Filing History:
Years Active: 2002-2006
Title: Heung-jo Ryuk: Innovator in Semiconductor Technology
Introduction
Heung-jo Ryuk is a prominent inventor based in Yongin, South Korea. He has made significant contributions to the field of semiconductor technology, particularly in the area of wafer alignment systems. With a total of 2 patents, his work has been instrumental in advancing manufacturing processes for semiconductor devices.
Latest Patents
Ryuk's latest patents include innovative solutions such as a semiconductor wafer bearing alignment mark for use in aligning the wafer with exposure equipment. This technology is crucial for ensuring precision during the manufacturing of semiconductor devices. His patents also encompass an alignment system designed to produce alignment signals from the alignment mark, as well as a method for determining the aligned state of a wafer from the alignment mark. The semiconductor wafer features an alignment mark that aids in the alignment process with exposure equipment. The manufacturing process involves forming a chemical mechanical polishing target layer over an alignment mark layer, which is then chemically-mechanically polished to achieve a planar surface. The design of the alignment mark includes a dense pattern of lands or trenches, strategically arranged to prevent dishing phenomena during polishing.
Career Highlights
Heung-jo Ryuk is currently associated with Samsung Electronics Co., Ltd., a leading company in the electronics industry. His role at Samsung has allowed him to work on cutting-edge technologies that enhance semiconductor manufacturing processes.
Collaborations
Ryuk has collaborated with notable colleagues, including Young-Chang Kim and Young-Koog Han, contributing to a dynamic team focused on innovation in semiconductor technology.
Conclusion
Heung-jo Ryuk's contributions to semiconductor technology through his patents and work at Samsung Electronics Co., Ltd. highlight his role as a key innovator in the field. His advancements in wafer alignment systems are paving the way for more efficient manufacturing processes in the semiconductor industry.