Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12262992 | Method of estimating hemoglobin concentration using skin image or health information and body information and hemoglobin concentration estimating apparatus performing the method | Kwang Seok Hong, Jin-Soo Park | 2025-04-01 |
| 12167685 | Organic compounds and organic light emitting display device using the same | Inbum SONG, Sangbeom Kim, Sunghoon Kim, Seong Min Park, TaeWan Lee +3 more | 2024-12-10 |
| 12108659 | Organic electroluminescent device | Inbum SONG, Seunghee Yoon, Hyun Bin Kang, Jaemin Ryu | 2024-10-01 |
| 11844270 | Compound and organic light emitting device including the same | Heejun Park, Jeongdae Seo, Seonkeun Yoo, Soyoung Jang, Sunghoon Kim +6 more | 2023-12-12 |
| 11107993 | Organic compound and organic electroluminescent element comprising same | Jae Ho Jeong, Hyun Bin Kang, Ji Woong Yoo, In Kyung Jeong | 2021-08-31 |
| 9033505 | Method of tracking a position of an eye and a medical head lamp using the same | Sung Min Kim, Chan Beom Jeong, Jeon Pil Han, Kwon Hee Lee | 2015-05-19 |
| 8727558 | Medical headlamp for tracking eye locations | Sungmin Kim, Hyo Joon Kim, Wonha Kim | 2014-05-20 |
| 8520450 | Semiconductor memory device with optimum refresh cycle according to temperature variation | Se-Jun Kim, Jae-Bum Ko | 2013-08-27 |
| 8400802 | Binary content addressable memory | Chang Hoon Han, Min Ah Chae | 2013-03-19 |
| RE42976 | Semiconductor memory device with reduced data access time | Jin-Hong Ahn, Se-Jun Kim, Jae-Bum Ko | 2011-11-29 |
| 7990776 | Semiconductor memory device with optimum refresh cycle according to temperature variation | Se-Jun Kim, Jae-Bum Ko | 2011-08-02 |
| 7870362 | Semiconductor memory device having advanced tag block | Jin-Hong Ahn, Jae-Bum Ko, Se-Jun Kim | 2011-01-11 |
| 7679970 | Semiconductor memory device for simultaneously performing read access and write access | — | 2010-03-16 |
| 7363460 | Semiconductor memory device having tag block for reducing initialization time | Jae-Bum Ko, Jin-Hong Ahn, Se-Jun Kim | 2008-04-22 |
| 7304877 | Semiconductor memory device with uniform data access time | Jae-Bum Ko, Se-Jun Kim | 2007-12-04 |
| 7277977 | DRAM for high-speed data access | Jeong-Hoon Kook, Se-Jun Kim | 2007-10-02 |
| 7224609 | Apparatus and method of driving non-volatile DRAM | Jin-Hong Ahn, Young June Park, Sang Don Lee, Yil-Wook Kim, Gi-Hyun Bae | 2007-05-29 |
| 7174418 | Semiconductor memory device for enhancing refresh operation in high speed data access | Jin-Hong Ahn, Jae-Bum Ko, Se-Jun Kim | 2007-02-06 |
| 7099181 | Non-volatile dynamic random access memory | Jin-Hong Ahn, Young June Park, Sang Don Lee, Yil-Wook Kim, Gi-Hyun Bae | 2006-08-29 |
| 7088637 | Semiconductor memory device for high speed data access | Jae-Bum Ko, Jin-Hong Ahn, Se-Jun Kim | 2006-08-08 |
| 7078949 | Analog delay locked loop having duty cycle correction circuit | Se-Jun Kim, Jae-Bum Ko | 2006-07-18 |
| 7075847 | Semiconductor memory device having optimum refresh cycle according to temperature variation | Se-Jun Kim, Jae-Bum Ko | 2006-07-11 |
| 7068561 | Semiconductor memory device for controlling cell block with state machine | Jae-Bum Ko, Se-Jun Kim | 2006-06-27 |
| 7057964 | Semiconductor memory device with efficient multiplexing of I/O pad in multi-chip package | Jae-Bum Ko, Se-Jun Kim | 2006-06-06 |
| 7054201 | Driving circuit for non-volatile DRAM | Jin-Hong Ahn, Sang Don Lee, Yil-Wook Kim, Young-Jun Park | 2006-05-30 |