This inventor holds 7 USPTO granted patents and 2 published patent applications. Top assignees: Skhynix Inc., Hynix Semiconductor Inc.. Active years: 2013-2016.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2013-2016
Title: The Innovations of Han-Soo Joo
Introduction
Han-Soo Joo is a prominent inventor based in Gyeonggi-do, South Korea. He has made significant contributions to the field of non-volatile memory devices, holding a total of 7 patents. His work focuses on enhancing the efficiency and functionality of memory technology.
Latest Patents
Among his latest patents is a non-volatile memory device and method for fabricating the same. This invention features a three-dimensional non-volatile memory device designed to improve erase operation efficiency during an erase operation using Gate-Induced Drain Leakage (GIDL) current. The device includes a channel structure formed over a substrate with multiple inter-layer dielectric layers and channel layers that are alternately stacked. It also incorporates a first selection gate and a second selection gate positioned on either side of the channel structure, with differing work functions for the materials used in each gate.
Another notable patent is the 3D non-volatile memory device and method for fabricating the same. This device consists of a string of multiple memory cells that are serially coupled. The string includes pillar-type second channels and a first channel that connects the lower ends of these second channels. Additionally, it features control gate electrodes that surround the second channels, enhancing the overall performance of the memory device.
Career Highlights
Han-Soo Joo has worked with leading companies in the semiconductor industry, including SK Hynix and Hynix Semiconductor. His experience in these organizations has allowed him to develop innovative solutions in memory technology.
Collaborations
Throughout his career, Han-Soo Joo has collaborated with talented individuals such as Sang-Hyun Oh and Yu-Jin Park. These partnerships have contributed to the advancement of his research and inventions.
Conclusion
Han-Soo Joo's contributions to the field of non-volatile memory devices demonstrate his innovative spirit and technical expertise. His patents reflect a commitment to improving memory technology, making a lasting impact in the industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile