Issued Patents All Time
Showing 26–50 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10321529 | LED drive circuit with improved flicker performance, and LED lighting device comprising same | Young-do Jung, Sung Ho Jin, Hye Man Jung | 2019-06-11 |
| 10244596 | LED drive circuit having improved flicker performance and LED lighting device including the same | Sung Ho Jin, Young-do Jung, Hyung-Jin Lee | 2019-03-26 |
| 10187945 | LED drive circuit with improved flicker performance, and LED lighting device comprising same | Young-do Jung, Sung Ho Jin, Hye Man Jung | 2019-01-22 |
| 10142033 | Communication apparatus and communication method for successive quantum key distribution | Sung Wook Moon, Yong-su Kim, Min Ki WOO | 2018-11-27 |
| 10110378 | Apparatus and method for stablizing quantum cryptography system | Sung Wook Moon, Yong-su Kim, Il Young KIM, Byungkwon Park | 2018-10-23 |
| 10080267 | Alternating current-driven light emitting element lighting apparatus | Hyung-Jin Lee, Hyun Gu Kang | 2018-09-18 |
| 10051702 | Driving circuit and lighting apparatus for light emitting diode | Kwang Bea Lim, Sung Ho Jin, Young Do Jong | 2018-08-14 |
| 9901318 | X-ray detection panel, X-ray imaging apparatus, and X-ray image generation method | Dong-Goo Kang, Sung Hoon Kang, Young Hun Sung, Hyun-hwa Oh | 2018-02-27 |
| 9871377 | Device and method for cooperation control of EMS and DMS | Jeong Hoon SHIN, Jae-Gul Lee, Seung-Mook Baek, Ji-Young Song, Tae-Kyun Kim | 2018-01-16 |
| 9807828 | Alternating current-driven light emitting element lighting apparatus | Hyung-Jin Lee, Hyun Gu Kang | 2017-10-31 |
| 9762220 | Frequency synthesizer and method controlling frequency synthesizer | Sung Jun Lee, Joon Hee Lee, Jong-Won Choi | 2017-09-12 |
| 9722785 | Method and apparatus for quantum cryptographic communication | Yong-su Kim, Sung Wook Moon, Yujun Choi | 2017-08-01 |
| 9588238 | X-ray detectors | Young Ik Kim, Jun Su Lee, Sun-il Kim, Jae-chul Park, Dae-Kun Yoon | 2017-03-07 |
| 9585214 | LED driving circuit for continuously driving LED, LED lighting device comprising same and driving method | Hye Man Jung, Hyun Gu Kang | 2017-02-28 |
| 9528947 | Calibration method of radiation detecting apparatus, radiation imaging apparatus and control method of radiation imaging apparatus | Sung Hoon Kang, Dong-Goo Kang, Young Hun Sung | 2016-12-27 |
| 9525384 | Method and apparatus for supplying power to a radio frequency power amplifier | Sung Jun Lee, Ji-seon Paek, Seung Chul Lee, Yong Sik Youn, Jun Hee Jung +1 more | 2016-12-20 |
| 9490829 | Method for synthesizing frequency and electronic device thereof | Sung Jun Lee, In-Yup KANG, Thomas Byunghak Cho, Joon Hee Lee, Si-Bum Jun +1 more | 2016-11-08 |
| 9467121 | Apparatus and method for compensating for process variation in electronic device | Joon Hee Lee, Jong-Won Choi, Sung Jun Lee, Young-Taek Lee, Young Gun PU | 2016-10-11 |
| 9423517 | X-ray imaging apparatus and method of controlling the same | Sung Hoon Kang, Dong-Goo Kang, Young Hun Sung, Hyun-hwa Oh | 2016-08-23 |
| 9377418 | X-ray imaging apparatus and X-ray imaging method | Jong Ha Lee, Kang Ho Lee, Young Hun Sung | 2016-06-28 |
| 9357605 | LED driving apparatus and driving method for continuously driving LED | Hye Man Jung, Hyun Gu Kang | 2016-05-31 |
| 9291721 | Photon counting detector to generate high-resolution images and high-contrast images, and photon counting and detecting method using the same | Dong-Goo Kang, Young Hun Sung | 2016-03-22 |
| 9239391 | Apparatus and method for distinguishing energy bands of photons in multi-energy radiation | Hyun Sik Kim, Jun Hyeok Yang, Gyu-Hyeong Cho, Young Hun Sung | 2016-01-19 |
| 9220143 | LED dimmer, LED lighting device comprising same, and method for controlling dimming of LED lighting device | Hye Man Jung, Hyun Gu Kang, Jin Cheol Shin | 2015-12-22 |
| 9207065 | Depth sensing apparatus and method | Seong Jin Kim | 2015-12-08 |