For the Inventor, By the Inventor

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Asan-shi, Chungnam, South Korea

Doowon Electronic Co., Ltd.

USPTO Granted Patents = 11

EPO Patents = 2

Forward Citations = 21

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40 inventors (with patents filed for the assignee):

Geon Ho Lee (6 out of 7 patents)

Geonho Lee (3 out of 4 patents)

Ki Beom Kim (3 out of 3 patents)

4. Hak Soo Kim (2 out of 2 patents)

5. Ki Jung An (2 out of 2 patents)

6. In Hwe Koo (2 out of 7 patents)

7. Geon-ho Lee (2 out of 4 patents)

8. Young-Chang Han (2 out of 3 patents)

9. Frank Obrist (1 out of 56 patents)

10. Ik Seo Park (1 out of 1 patent)

11. Jae Seok Park (1 out of 1 patent)

12. Tae-jin Lee (1 out of 3 patents)

13. Ki-beom Kim (1 out of 2 patents)

14. Seok Bong Lee (1 out of 1 patent)

15. Inhwe Koo (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 9022061 - Displacement control valve for variable displacement compressor (2015-05-05),

2. 8858197 - Compressor with sensor and valve plate arrangement (2014-10-14),

3. 8671976 - Exhaust check valve of swash plate compressor (2014-03-18),

4. 8550797 - Scroll compressor with improved back pressure force control function (2013-10-08),

5. 8517695 - Variable displacement swash plate type compressor (2013-08-27),

6. 8485803 - Scroll compressor comprising oil separating driving shaft (2013-07-16),

7. 8485794 - Reciprocating compressor with rotary valve (2013-07-16),

8. 8075291 - Scroll compressor improved in function of oil circulation and back pressure control (2011-12-13),

9. 7955141 - Inverter connection terminal with cables attached to parts of the terminal projecting from upper and lower surfaces of a plate (2011-06-07),

10. 7802512 - Assembly structure of drive shaft and swash plate in swash plate type compressor (2010-09-28),

11. 7757597 - Variable displacement swash plate type compressor with smooth inclined moving feature (2010-07-20),

Doowon Electronic Co., Ltd. is a leading manufacturer of electronic components and modules for automotive industry. Established in 1984, the company has been providing high quality products and solutions to global automotive OEMs. With advanced technology and expertise, Doowon Electronic is committed to delivering innovative and reliable solutions to meet the evolving needs of the automotive industry.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

11 Patents

#1 in Asan-shi, Chungnam

#959 in South Korea

#50,159 in the World

Asan-shi, Chungnam, South Korea

Doowon Electronic Co., Ltd.

Forward Citations = 21

40 inventors:

Geon Ho Lee (6 out of 7 patents)

Geonho Lee (3 out of 4 patents)

Ki Beom Kim (3 out of 3 patents)

4. Hak Soo Kim (2 out of 2 patents)

5. Ki Jung An (2 out of 2 patents)

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