Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11333349 | Fluid sand falling type circulating fluidized bed boiler with a plurality of risers and method of operating the same | Uen Do Lee, Byeong Ryeol Bang, Young-Doo Kim, Soo Hwa Jeong, Jae-Goo Lee +15 more | 2022-05-17 |
| 10533143 | Combustor-independent fluidized bed indirect gasification system | Uen Do Lee, Byung Ryeul BANG, Jong Su Kim, Tae U Yu | 2020-01-14 |
| 10352559 | Gasification apparatus and gasification method | Uen Do Lee, Won-Hoi Yang, Young-Doo Kim, Tae Young Chae | 2019-07-16 |
| 9601211 | Semiconductor memory device | — | 2017-03-21 |
| 9508454 | Semiconductor memory device and operation method thereof | Yo Han Jeong, Ho-Youb Cho, Seong Je Park, Seong-Sik Park | 2016-11-29 |
| 9446376 | Apparatus for pyrolysis using molten metal | Uen Do Lee, Won-Hoi Yang, Dong Ho Park, Ji Hong Moon | 2016-09-20 |
| 9416327 | Hybrid gasification system | Uen Do Lee, Wong Yang, Dong Ho Park, Jeong-Woo Lee, Young-Doo Kim +3 more | 2016-08-16 |
| 9159435 | Semiconductor memory device having bouncing detection circuit and method of operating the same | Hwang Huh, Myung Jin Park, Chang-Hyuk Lee | 2015-10-13 |
| 9156017 | Pyrolysis apparatus using liquid metal | Uen Do Lee, Won-Hoi Yang, Dong Ho Park, Ji Hong Moon, Jeong-Woo Lee +2 more | 2015-10-13 |
| 9093169 | Nonvolatile semiconductor memory apparatus and data sensing method thereof | Hwang Huh | 2015-07-28 |
| 9013924 | Semiconductor device and operating method thereof | — | 2015-04-21 |
| 8929155 | Semiconductor memory device and method of operating the same | Byoung Sung Yoo | 2015-01-06 |
| 8923055 | Semiconductor device and method of operating the same | Kwang Ho Baek, Jin Su Park | 2014-12-30 |
| 8503232 | Semiconductor memory device and programming method thereof | — | 2013-08-06 |
| 8189383 | Page buffer of non-volatile memory device and programming method of non-volatile memory device | Jong Hyun Wang, Se Chun Park | 2012-05-29 |
| 8085602 | Page buffer circuit, nonvolatile memory device including the page buffer circuit, and method of operating the nonvolatile memory device | Cheul Hee Koo, Sam Kyu Won | 2011-12-27 |
| 7903466 | Memory device and method of operating the same | Jong Hyun Wang, Duck Ju Kim, Seong Hun Park | 2011-03-08 |
| 7898876 | Page buffer circuit, nonvolatile memory device including the page buffer circuit, and method of operating the nonvolatile memory device | Cheul Hee Koo, Sam Kyu Won | 2011-03-01 |
| 7889551 | Page buffer of non-volatile memory device and programming method of non-volatile memory device | Jong Hyun Wang, Se Chun Park | 2011-02-15 |
| 7706190 | Method of program-verifying a nonvolatile memory device using subdivided verifications with increasing verify voltages | Jong Hyun Wang, Se Chun Park | 2010-04-27 |
| 7515476 | Non-volatile memory device and data read method and program verify method of non-volatile memory device | Seong Hun Park, Duck Ju Kim | 2009-04-07 |
| 7488110 | End-plate for linear motion slider and linear motion slider in use with the end-plate | Jin-Kwoan Lee | 2009-02-10 |