For the Inventor, By the Inventor

Enter assignee name

Seoul, South Korea

Ad Semiconductor Co., Ltd.

USPTO Granted Patents = 3

Forward Citations = 6

Loading Chart...

Loading Chart...

7 inventors (with patents filed for the assignee):

Sang-Chuel Lee (2 out of 3 patents)

Sang Bo Cheong (1 out of 1 patent)

Seong Hyun Nam (1 out of 1 patent)

4. Sang Chuel Lee (1 out of 1 patent)

5. Min Sung Yang (1 out of 2 patents)

6. Jae Hong Joo (1 out of 2 patents)

7. Kwang Deok Park (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 8711123 - Multi-touch recognition resistive touch screen for recognizing multi-touch coordinates through capacitor charging time (2014-04-29),

2. 8058883 - Method and apparatus for detecting capacitance using a plurality of time division frequencies (2011-11-15),

3. 7091727 - Method and IC for detecting capacitance variation (2006-08-15),

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

3 Patents

#860 in Seoul

#2,646 in South Korea

Seoul, South Korea

Ad Semiconductor Co., Ltd.

Forward Citations = 6

7 inventors:

Sang-Chuel Lee (2 out of 3 patents)

Sang Bo Cheong (1 out of 1 patent)

Seong Hyun Nam (1 out of 1 patent)

4. Sang Chuel Lee (1 out of 1 patent)

5. Min Sung Yang (1 out of 2 patents)

Please report any incorrect information to support@idiyas.com

Loading…