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For the Inventor, By the Inventor

KR

Yu-Il Tech. Co., Ltd.


USPTO Granted Patents = 2

Forward Citations = 55

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2 inventors (with patents filed for the assignee):

goldMedal Do-hyoung Kim (2 out of 43 patents)

silverMedal Chang-sun Hwang (2 out of 2 patents)


2 patents:

1. 6668219 - Artificial intelligence diagnostic device for automobile and control device for the same (2003-12-23),
2. 6278919 - Apparatus for diagnosing and indicating operational failure in automobiles (2001-08-21),
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USPTO Data Jan 1 1976 - Jan 6 2026

2 Patents

#227 in

#3,612 in South Korea

...
KR

Yu-Il Tech. Co., Ltd.

Forward Citations = 55

2 inventors:

goldMedal Do-hyoung Kim (2 out of 43 patents)

silverMedal Chang-sun Hwang (2 out of 2 patents)

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