Location History:
- Gyeonggi-do, KR (2019 - 2021)
- Anyang-si, KR (2020 - 2022)
Company Filing History:
3 out of 18,700 
3 out of 8,089 
3 out of 84 Years Active: 2019-2022
Title: Innovations of Dongjin Lee in Nut Manufacturing
Introduction
Dongjin Lee is a notable inventor based in Anyang-si, South Korea, recognized for his contributions to the field of manufacturing, particularly in the development of integrated nuts. With a total of four patents to his name, Lee has made significant strides in enhancing manufacturing processes.
Latest Patents
One of Dongjin Lee's latest patents is a method of manufacturing a nut integrated with a bracket. This innovative method involves forming the nut integrally with the bracket or a slab base nut using a plate material supplied between a punch and a die. The resulting slab base nut features a base plate and a boss that extends from the base plate, which includes female threads. Notably, the base plate and the boss are integrated into a single piece without any welding traces. Another patent focuses on a similar concept, detailing a pre-drawing operation that forms a reference aperture and a processing cross-section in the plate material. This process includes forming a beading portion, piercing the center of the beading portion, and executing a forging operation to create a pipe portion with a tube shape. The precision forging process further adjusts the dimensions of the pipe portion and compresses it to remove residual burrs, culminating in a final product shape with a threaded tap on the interior circumferential surface.
Career Highlights
Throughout his career, Dongjin Lee has worked with prominent companies in the automotive industry, including Hyundai Motor Company and Kia Motors Corporation. His experience in these organizations has contributed to his expertise in manufacturing processes and innovation.
Collaborations
Dongjin Lee has collaborated with several professionals in his field, including Heui Bom Lee and Juncheul Jung. These collaborations have likely fostered an environment of innovation and creativity, leading to the development of his patents.
Conclusion
Dongjin Lee's work in the manufacturing of integrated nuts showcases his innovative spirit and dedication to improving production methods. His patents reflect a commitment to advancing technology in the automotive sector, making him a significant figure in his field.