Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12319705 | Ruthenium precursor composition, preparation method therefor, and formation method for ruthenium-containing film using same | Yun-Tae Kim, Yoon A Park, Wonyong Koh | 2025-06-03 |
| 12180152 | Stilbene derivative and method for preparing same | Min Lee, Jin-Kak Lee | 2024-12-31 |
| 12072600 | Mach-zehnder interferometric optical modulator with shallow ridge waveguide structure and method for manufacturing the same | Hyun-Soo Kim, Duk Jun Kim, Dong Young Kim, Ho Sung Kim, Yongsoon Baek +2 more | 2024-08-27 |
| 11912728 | Aluminum compounds and methods of forming aluminum- containing film using the same | Dong Hwan Ma, Sungwoo AHN, Dae-Young Kim, Wonyong Koh | 2024-02-27 |
| 11594656 | Quantum light source device and optical communication apparatus including the same | Young Ho Ko, Kap-Joong Kim, Byung Seok Choi | 2023-02-28 |
| 11500150 | Waveguide photodetector | Joong-Seon Choe, Duk Jun Kim, Jong-Hoi Kim, Jonghyurk Park | 2022-11-15 |
| 11485749 | Group 4 metal element-containing compounds, method of preparing the same, precursor compositions including the same for forming a film, and method of forming a film using the same | Wonyong Koh, Myeong-Ho Park | 2022-11-01 |
| 11401231 | Stilbene derivative and method for preparing same | Min Lee, Jin-Kak Lee | 2022-08-02 |
| 11286228 | Stilbene derivative and method for preparing same | Min Lee, Jin-Kak Lee | 2022-03-29 |
| 11018475 | High-output power quarter-wavelength shifted distributed feedback laser diode | Namje Kim, O-Kyun Kwon, Miran PARK, Tae-Soo Kim, Shinmo An | 2021-05-25 |
| 10985530 | Tunable semiconductor laser and operation method thereof | O-Kyun Kwon, Namje Kim, Miran PARK, Tae-Soo Kim, Shinmo An | 2021-04-20 |
| 10763001 | Liquid precursor compositions, preparation methods thereof, and methods for forming layer using the composition | Wonyong Koh | 2020-09-01 |
| 10658538 | Optical detection device | Jae-Sik Sim, Kisoo Kim | 2020-05-19 |
| 10649139 | Optical waveguide structure | Duk Jun Kim, Young Ho Ko, Dong Young Kim, Jong-Hoi Kim, Yongsoon Baek +3 more | 2020-05-12 |
| 10577385 | Group 5 metal compound, method for preparing the same, precursor composition for depositing layer containing the same, and method for depositing layer using the same | Myeong-Ho Park, Dae-Young Kim, Jun Hwan CHOI | 2020-03-03 |
| 10291327 | Optical signal generating apparatus and operating method thereof | O-Kyun Kwon, Namje Kim, Miran PARK, Shinmo An | 2019-05-14 |
| 10290493 | Method for manufacturing silicon-containing thin film | Won-Yong Koh | 2019-05-14 |
| 10131680 | Group 4 metal element-containing alkoxy compound, preparing method thereof, precursor composition including the same for film deposition, and method of depositing film using the same | Wonyong Koh, Myeong-Ho Park | 2018-11-20 |
| 10014089 | Liquid precursor compositions, preparation methods thereof, and methods for forming layer using the composition | Wonyong Koh | 2018-07-03 |
| 10005795 | Group 4 metal element-containing compound, method of preparing the same, precursor composition including the same for depositing film, and method of depositing film using the same | Wonyong Koh, Myeong-Ho Park | 2018-06-26 |
| 9957614 | Ruthenium compound, preparation method therefor, precursor composition for film deposition containing same, and method for depositing film by using same | So Young Kim, Wonyong Koh | 2018-05-01 |
| 9353437 | Diazadiene-based metal compound, method for preparing same and method for forming a thin film using same | — | 2016-05-31 |
| 9255324 | Aluminum precursor composition | Wonyong Koh, Myeong-Ho Park | 2016-02-09 |
| 8987037 | Methods of manufacturing a solar cell | Yong-Duck CHUNG, Dae Hyung Cho | 2015-03-24 |
| 8942521 | Planar waveguide element | Jung-Ho Song, Hong-Seok SEO, Bong Je Park | 2015-01-27 |