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For the Inventor, By the Inventor

Seoul, South Korea

Ki-Chul Choi

This inventor holds 11 USPTO granted patents and 2 EPO patents. Top assignee: Lg Electronics Inc.. Active years: 2003-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ki-Chul Choi. Retrieved from https://idiyas.com/inventor/ki-chul-choi

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

USPTO Granted Patents = 11

% Patents Active = 72.7

 

Average Co-Inventor Count = 3.9

ph-index = 5

Forward Citations = 1,065(Granted Patents)


Location History:

  • Gyunggi-Do, KR (2003)
  • Suwon, KR (2005)
  • Seoul, KR (2008 - 2013)

Company Filing History:

goldMedal11 out of 51,857 
 
Lg Electronics Inc.
 patents

Years Active: 2003-2013

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11 patents (USPTO):Explore Patents
1. 8469674 - Operation control device and method of compressor (2013-06-25),
2. 8277204 - Reciprocating motor and a reciprocating compressor having the same (2012-10-02),
3. 7934910 - Piston displacement device for reciprocating compressor (2011-05-03),
4. 7841844 - Refrigerants suction guide structure for reciprocating compressor (2010-11-30),
5. 7614251 - Reciprocating compressor and refrigerator having the same (2009-11-10),
6. 7408310 - Apparatus for controlling driving of reciprocating compressor and method thereof (2008-08-05),
7. 7385368 - Apparatus for controlling operation of reciprocating compressor (2008-06-10),
8. 7323845 - Apparatus for controlling operation of compressor and method therefore (2008-01-29),
9. 6875001 - Reciprocating compressor (2005-04-05),
10. 6863506 - Reciprocating compressor (2005-03-08),
11. 6666662 - Stator supporting apparatus for reciprocating compressor (2003-12-23),

Title: Innovations of Ki-Chul Choi

Introduction

Ki-Chul Choi is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of compressor technology, holding a total of 11 patents. His work focuses on enhancing the efficiency and cost-effectiveness of compressors through innovative designs and methods.

Latest Patents

One of Ki-Chul Choi's latest patents is an operation control device and method for a compressor. This invention aims to reduce motor loss by applying AC power to the compressor's motor without requiring a switching operation of the control unit. The device includes a capacitor connected to the motor, a control unit that applies AC power based on a control signal, and a controller that detects load variations to manage the control unit's operation.

Another notable patent is for a reciprocating motor and a reciprocating compressor that utilizes this motor. This design connects the outer and inner cores of the stator to prevent magnetic flux leakage, allowing for the use of lower-cost magnetic materials. This innovation not only reduces the manufacturing costs of the compressor but also minimizes the length and cost of the magnets used.

Career Highlights

Ki-Chul Choi is currently employed at LG Electronics Inc., where he continues to develop cutting-edge technologies in the field of compressors. His work has been instrumental in advancing the efficiency and affordability of compressor systems.

Collaborations

Throughout his career, Ki-Chul Choi has collaborated with notable colleagues, including Kyeong-Bae Park and Eon-Pyo Hong. These partnerships have contributed to the successful development of various innovative technologies.

Conclusion

Ki-Chul Choi's contributions to compressor technology through his patents and collaborations highlight his role as a leading inventor in the field. His innovative approaches continue to shape the future of compressor design and efficiency.

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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