Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12394484 | Memory device including select lines | Nam Kuk KIM, Dae Ro Song | 2025-08-19 |
| 12350026 | Photoplethysmography sensor and semiconductor device including the same | Sung Jin Jung, Long Yan, Seoung Jae Yoo | 2025-07-08 |
| 12250811 | Semiconductor device and manufacturing method of semiconductor device | Changhan Kim, Soon Ju LEE | 2025-03-11 |
| 10835142 | Electrocardiogram (ECG) sensor chip, system on chip (SoC), and wearable appliance | Seung Chul Shin, Hyung Jong Ko, Jung Su Kim, Yong In Park, Won-Hyuk Jung | 2020-11-17 |
| 9974461 | Electrocardiogram (ECG) sensor chip, system on chip (SoC), and wearable appliance | Seung Chul Shin, Hyung Jong Ko, Jung Su Kim, Yong In Park, Won-Hyuk Jung | 2018-05-22 |
| 9757580 | Controller, and patch type automated external defibrillator for controlling defibrillation using the same | Sang Wook Park, Hyung Jong Ko, Yong In Park, Seoung Jae Yoo | 2017-09-12 |
| 9326732 | Electrocardiogram sensor and method of processing signals using the same | Sang Wook Park, Myoung Oh Ki | 2016-05-03 |
| 9135792 | System and method generating motor driving signal and method controlling vibration | Ji-Hyun Kim | 2015-09-15 |
| 8762094 | Method for calibrating frequency of gm-C filter and devices using the method | — | 2014-06-24 |
| 7844651 | Equalizer, group delay compensation circuit for the equalizer and method of compensating for group delay in the equalizer | Woo-Kang Jin | 2010-11-30 |
| 7733166 | Equalizer filters including a low-pass filter unit and an equalizer having a group delay control unit and related methods | — | 2010-06-08 |
| 6917224 | Frequency synthesizer and frequency synthesizing method | — | 2005-07-12 |