Issued Patents All Time
Showing 1–25 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12274764 | Dental bulk block and method of manufacturing same | Hyung Bong LIM | 2025-04-15 |
| 12274591 | Dental blank | Hyung Bong LIM, Hwan Soon KOH, Joon-Hyung Kim, Sung ho Ha | 2025-04-15 |
| 11986364 | Machinable dental bulk block and method of manufacturing same | Hyung Bong LIM | 2024-05-21 |
| 11759290 | Silicate glass, method for preparing silicate glass-ceramics by using the silicate glass, and method for preparing nano lithium disilicate glass-ceramics by using the silicate glass | Hyun Jun JEON, Hyung Bong LIM, Kyung Sik Oh, Sung ho Ha, Young Pyo Hong +2 more | 2023-09-19 |
| 11730576 | Machinable dental bulk block and method of manufacturing same | Hyung Bong LIM | 2023-08-22 |
| 11598905 | Inverted nanocone structure for optical device and method of producing the same | Sang Wook Han, Seung Woo Jeon, Sung Wook Moon, Hyang-Tag LIM, Ho Joong JUNG +1 more | 2023-03-07 |
| 11591427 | Dental composite comprising glass ceramic | Hyung Bong LIM, Kyung Sik Oh, Sung Min Kim, Young Pyo Hong, Joon-Hyung Kim +2 more | 2023-02-28 |
| 11528133 | Quantum signature method and quantum secret sharing method using quantum trapdoor one-way function | Sang Wook Han, Sung Wook Moon, Sang-Yun Lee, Young Wook Cho, Min Sung Kang +1 more | 2022-12-13 |
| 11104600 | Dental bulk block for grinding processing and method of manufacturing the same | Hyung Bong LIM, Kyung Sik Oh, Young Pyo Hong, Sung Min Kim, Joon-Hyung Kim +2 more | 2021-08-31 |
| 10936287 | Random number generation system using image sensor, random number generation method, database construction method, and computer readable recording medium in which said method is recorded as computer program | Sang Wook Han, Sung Wook Moon, Byung Kwon Park | 2021-03-02 |
| 10882776 | Method for preparing glass-ceramics, capable of adjusting machinability or translucency through change in temperature of heat treatment | Hyun Jun JEON, Hyung Bong LIM, Kyung Sik Oh, Sung Min Kim, Young Pyo Hong +1 more | 2021-01-05 |
| 10725088 | Apparatus for estimating lifetime of the SPD using discharge characteristics of the MOV | Dong Jin Kim, Won-Sung Kwon, Jae-Hyo Park, Kyung Hoon JANG, Kwang-Yeop Jang +4 more | 2020-07-28 |
| 10690709 | System for monitoring resistance and current in ground line | Dong Jin Kim, Jong-Yeon Kim, Wan-Seong Kwon, Dong-Min Kim, Byeong-U Kim | 2020-06-23 |
| 10556819 | Method for preparing glass-ceramics, capable of adjusting machinability or translucency through change in temperature of heat treatment | Hyun Jun JEON, Hyung Bong LIM, Kyung Sik Oh, Sung Min Kim, Young Pyo Hong +1 more | 2020-02-11 |
| 10142033 | Communication apparatus and communication method for successive quantum key distribution | Sang Wook Han, Sung Wook Moon, Min Ki WOO | 2018-11-27 |
| 10110378 | Apparatus and method for stablizing quantum cryptography system | Sang Wook Han, Sung Wook Moon, Il Young KIM, Byungkwon Park | 2018-10-23 |
| 9926223 | Dental glass-ceramics block bonded with abutment and preparation method thereof | Hyun Jun JEON, Hyung Bong LIM, Kyung Sik Oh, Sung ho Ha, Young Pyo Hong +2 more | 2018-03-27 |
| 9731995 | Lithium silicate amorphous or crystalline glass overlaying top surface of zirconia and preparation methods thereof | Hyun Jun JEON, Hyung Bong LIM, Kyung Sik Oh, Sung ho Ha, Jin Su Jeong +1 more | 2017-08-15 |
| 9722785 | Method and apparatus for quantum cryptographic communication | Sang Wook Han, Sung Wook Moon, Yujun Choi | 2017-08-01 |
| 9676656 | High strength and aesthetic lithium disilicate crystalline glass-ceramics containing cristobalite crystal and preparation method thereof | Hyun Jun JEON, Hyung Bong LIM, Kyung Sik Oh, Sung ho Ha, Cheol young Kim +2 more | 2017-06-13 |
| 9590418 | Apparatus for checking damage to surge protector and automatically changing surge protector | Dong Jin Kim, Jong-Yeon Kim, Jin Yeong LEE, Wan-Seong Kwon, Dong-Min Kim | 2017-03-07 |
| 9458062 | Method of manufacturing ceramic primary crown and ceramic primary crown manufactured by the same | Hyun Jun JEON, Kyung Sik Oh, Sung Ki Kim, Se Hoon Kim, Joon-Hyung Kim +1 more | 2016-10-04 |
| 9409816 | High strength and aesthetic lithium disilicate crystalline glass-ceramics containing cristobalite crystal and preparation method thereof | Hyun Jun JEON, Hyung Bong LIM, Kyung Sik Oh, Sung ho Ha, Cheol young Kim +2 more | 2016-08-09 |
| 9097450 | Refrigerator and ice maker with optical sensor to detect ice level | Dong Hoon Lee, Kyung Han Jeong, Kwang-Ha Suh | 2015-08-04 |
| 8959939 | Refrigerator and ice maker with optical sensor to detect ice level | Dong Hoon Lee, Kyung Han Jeong, Kwang-Ha Suh | 2015-02-24 |