Seoul, South Korea

Chulgi Roh

This inventor holds 21 USPTO granted patents and 2 published patent applications and 24 EPO patents, primarily in Linear Compressors. Top assignee: Lg Electronics Inc.. Active years: 2010-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chulgi Roh. Retrieved from https://idiyas.com/inventor/chulgi-roh

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

USPTO Granted Patents = 21 

% Patents Active = 95.2

 

Average Co-Inventor Count = 3.9

ph-index = 3

Forward Citations = 32(Granted Patents)


Location History:

  • Changwon-si, KR (2010)
  • Gyeongsangnam-do, KR (2014)
  • Seoul, KR (2017 - 2023)

Company Filing History:


Years Active: 2010-2025

Loading Chart...
Loading Chart...
Areas of Expertise:
Linear Compressor
Intake Muffler
Control Method
Refrigerator Control
Coupling Arrangement
Compressor Control
Energy Efficiency
Noise Reduction
Thermal Management
Mechanical Design
21 patents (USPTO):Explore Patents

Title: Innovations by Chulgi Roh: A Leader in Linear Compressor Technology

Introduction

Chulgi Roh, based in Seoul, South Korea, is an accomplished inventor known for his contributions to the field of compressor technology. With a remarkable portfolio of 20 patents, Roh has established himself as a key player in the development of efficient and innovative linear compressors. His work has significantly impacted the refrigeration and air conditioning industries, providing advancements that enhance performance and reduce energy consumption.

Latest Patents

Roh's latest patents showcase his expertise in linear compressor design. One of these inventions is a novel linear compressor that includes a cylinder and a piston configured for axial reciprocation. This design features a first muffler unit coupled to the piston and a back cover defining an opening at its center. The second muffler unit is intricately designed to ensure optimal performance and noise reduction, featuring a unique arrangement of mufflers that improves fluid communication. Another of his recent patents focuses on the intake muffler coupling arrangement of a linear compressor, highlighting similar innovative elements that enhance compressor efficiency and sound dampening.

Career Highlights

Chulgi Roh represents LG Electronics Inc., where his contributions to compressor technology have helped the company maintain its competitive edge in the appliance industry. His consistent innovation reflects a deep understanding of engineering principles and a commitment to improving product functionality. Roh has been instrumental in driving research and development initiatives that align with industry trends and consumer needs.

Collaborations

Roh's work has been enriched through collaborations with talented coworkers such as Geonwoo Kim and Sangsub Jeong. Their joint efforts have fostered an environment of creativity and innovation, enabling the development of advanced technologies in compressor design. Together, they have worked on multiple projects, sharing knowledge and resources to push the boundaries of traditional compressor technology.

Conclusion

Chulgi Roh's contributions to compressor innovation position him as a notable inventor in the industry. With a strong focus on efficiency and performance, his patents not only highlight his technical expertise but also reflect his dedication to advancing the field. As a leader in linear compressor technology, Roh continues to influence the evolution of energy-efficient appliances, paving the way for future innovations.

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]
Loading…