Solon, OH, United States of America

Lifeng Luo

This inventor holds 26 USPTO granted patents and 1 published patent application and 5 EPO patents, primarily in Welding Technology. Top assignees: Lincoln Global, Inc., The Lincoln Electric Company. Active years: 1998-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Lifeng Luo. Retrieved from https://idiyas.com/inventor/lifeng-luo

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

USPTO Granted Patents = 26 

% Patents Active = 65.4

 

Average Co-Inventor Count = 2.2

ph-index = 10

Forward Citations = 462(Granted Patents)


Company Filing History:


Years Active: 1998-2023

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Areas of Expertise:
Welding System
Power Supply
Real-Time Computation
Performance Metrics
Plasma Arc Torch
Dynamic Control
Inverter Circuit
Electric Arc Welding
Modular Design
Current Feedback
Gas Cooled Torch
Dynamic Power Factor
26 patents (USPTO):Explore Patents

Title: Lifeng Luo: Innovator in Welding Technology

Introduction

Lifeng Luo, based in Solon, OH, is an accomplished inventor with a notable portfolio of 26 patents. His advancements in welding technology aim to improve efficiency and precision in industrial applications.

Latest Patents

Among his latest innovations are two significant patents:

1. **Welding system and method of welding** - This patent describes a three-stage power source for electric arc welding processes. It includes an input stage with an AC input and a first DC output signal, a second stage that converts this first DC output into a second DC output, and a third stage that produces the welding output. The design features modular components, allowing for flexibility and improved performance, including wire feeding systems and advanced electronics.

2. **System and method for real-time computation and reporting of welding machine performance and metrics** - This invention introduces a performance module that monitors and displays real-time data regarding the effectiveness of welding or cutting systems. Enhancements include a cost calculation function that provides estimates for operational expenses.

Career Highlights

Lifeng has worked with leading companies in the welding industry, including Lincoln Global, Inc. and The Lincoln Electric Company. His experience in these organizations has shaped his innovative approach to welding technology and allowed him to contribute significantly to the field.

Collaborations

Throughout his career, Lifeng has collaborated with esteemed professionals such as Todd E. Kooken and Matthew Jon Krueger. These partnerships have fostered an environment of creativity and innovation, enabling breakthroughs in welding systems.

Conclusion

Lifeng Luo's dedication to advancing welding technology through his patents demonstrates his commitment to enhancing industrial processes. His contributions not only improve efficiency and effectiveness in the field but also position him as a key innovator in welding technology.

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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