Company Filing History:
7 out of 131,214 
6 out of 7,574 Years Active: 2008-2019
Title: Innovations of Jae-Chang Lee
Introduction
Jae-Chang Lee is a prominent inventor based in Hwaseong-si, South Korea. He has made significant contributions to the field of technology, particularly in the areas of substrate cleaning and inkjet printing. With a total of 13 patents to his name, Lee's work has had a substantial impact on various industries.
Latest Patents
One of his latest innovations is a substrate cleaning apparatus. This apparatus includes a cleaning bath designed to accommodate a substrate with both a first and second surface. It features a substrate support to hold the substrate in place, along with first and second nozzle bars that are rotatable in a plane parallel to the substrate. Each nozzle bar contains a passage and a series of nozzles that spray cleaning solutions onto the substrate. Additionally, the apparatus is equipped with first and second brushes to clean both surfaces of the substrate effectively.
Another notable patent is related to a piezoelectric inkjet printhead and its manufacturing method. This method involves processing a lower silicon-on-insulator substrate with a stacked structure, etching to create a manifold and pressure chambers, and forming vertical nozzles. The process culminates in stacking and bonding an upper substrate, which is then reduced to a specific thickness, followed by the formation of a piezoelectric actuator.
Career Highlights
Jae-Chang Lee has worked with leading companies in the technology sector, including Samsung Electronics Co., Ltd. and Samsung Electro-Mechanics Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.
Collaborations
Throughout his career, Lee has collaborated with notable colleagues, including Jae-woo Chung and Seung-mo Lim. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Jae-Chang Lee's contributions to technology through his patents and collaborations highlight his role as a significant inventor in the industry. His innovative solutions continue to influence the fields of substrate cleaning and inkjet printing.
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.