Changwon, South Korea

Chang-ho Lee

This inventor holds 1 USPTO granted patent. Top assignee: Doosan Machine Tools Co., Ltd.. Active years: 2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chang-ho Lee. Retrieved from https://idiyas.com/inventor/chang-ho-lee-ojx8v8w2

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2022

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1 patent (USPTO):Explore Patents

Title: Innovator Chang-ho Lee: Advancements in Tool Spindle Technology

Introduction: Chang-ho Lee is a notable inventor based in Changwon-si, South Korea. He has made significant contributions to the field of machine tools, particularly with his innovative designs that enhance performance and efficiency. His work is recognized for addressing critical challenges in machining processes.

Latest Patents: Chang-ho Lee holds a patent for a "Tool spindle and machine tool including same." This invention features a tool spindle designed to mount a tool at its front end, allowing for rotation. It incorporates a vibration damping device at the rear end to mitigate cutting vibrations generated during operation. The design includes a rigid member coupled to the rear end and a tuned mass member that is elastically supported by the rigid member. This innovation aims to improve the precision and quality of machining operations.

Career Highlights: Chang-ho Lee is associated with Doosan Machine Tools Co., Ltd., a leading company in the manufacturing of machine tools. His role at the company has allowed him to apply his inventive skills to develop advanced machinery that meets the evolving needs of the industry. His contributions have been instrumental in enhancing the company's product offerings.

Collaborations:

Conclusion: Chang-ho Lee's innovative work in tool spindle technology exemplifies the impact of inventive solutions in the machine tool industry. His patent reflects a commitment to improving machining processes and demonstrates the importance of innovation in engineering.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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