This inventor holds 1 USPTO granted patent. Top assignee: Hanwha Precision Machinery Co., Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Hong Ju Lee: Inventor of a Replaceable Tool Post for Machine Tools.
Introduction
Hong Ju Lee is an inventor based in Changwon-si, South Korea. His work includes an invention designed to make a machine tool’s rotation tool post independently replaceable.
Latest Patents
Lee is associated with 1 patent: “Machine Tool Having Independent Type Tool Post.” The invention describes a machine tool with opposing supports positioned along the main-axis direction and a rotation tool post detachably connected to one support. The post rotates in a direction perpendicular to the main axis and includes upper and lower fastening units that secure it to the support while allowing rotation. A detachable fastening member connects the post to the support, enabling the tool post to be replaced separately.
Career Highlights
Lee is associated with Hanwha Precision Machinery Co., Ltd. His patent focuses on a machine-tool design that allows the rotation tool post to be detached and replaced independently.
Collaborations
Lee’s listed coworkers include Deog Geun Kong and Ji Han Oh.
Conclusion
Hong Ju Lee’s patent describes a detachable, independently replaceable rotation tool post, highlighting his contribution to machine-tool design.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile