Location History:
- Yeongi, KR (1994)
- Seo-Myeon, KR (1994)
- Changwon, KR (1998 - 1999)
Company Filing History:
7 out of 94 
1 out of 12 Years Active: 1994-1999
Title: Innovations by Jin Han Lee: A Pioneer in Excavation Technology
Introduction
Jin Han Lee is a notable inventor located in Changwon, South Korea, recognized for his remarkable contributions to excavation technology. With a portfolio of eight patents, Lee has established himself as a leader in developing user-friendly devices that enhance operational efficiency in heavy machinery.
Latest Patents
Among his latest innovations, Lee has developed a "Device for Controlling the Operation of Power Excavators." This groundbreaking control lever allows operators to manage equipment with a single hand, contrasting with older systems that require two hands on multiple levers. This intuitive design significantly enhances convenience and enables even unskilled operators to perform delicate tasks such as land finishing and loading more effectively.
Another noteworthy patent is the "Absolute Position Detection Method for Stroke Sensing Cylinder." This method cleverly utilizes a series of magnetic sensors to detect the direction and displacement of a rod member in hydraulic cylinder assemblies. By converting magnetic field variations into a square wave signal, it accurately determines the position of the hydraulic stroke while effectively filtering out disturbances.
Career Highlights
Jin Han Lee's professional journey has been marked by his tenure at esteemed companies such as Samsung Heavy Industries Co., Ltd. and Volvo Construction Equipment Korea Co., Ltd. His experience in these organizations has undoubtedly contributed to his innovative thinking and technical advancements in the field.
Collaborations
Throughout his career, Lee has collaborated with talented professionals, including colleagues Jang U Jo and Jin T Kim. These partnerships have fostered an environment of creativity and mutual exchange of ideas, driving the innovation process forward.
Conclusion
Jin Han Lee's inventive spirit and forward-thinking solutions have made significant impacts in the excavator industry. His patents reflect not only technological advancement but also an understanding of user experience and operational efficiency. With continued innovation and collaboration, Lee remains at the forefront of transforming excavation technology.