Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421171 | Method of preparing high-performance green building material based on combustion flue gas carbon dioxide mineralization | Yue Hu, Jiahao Lai, Lei Yu | 2025-09-23 |
| 12170361 | Batteries with anodes of carbon-coated macro-porous silicon | Younghwan Cha | 2024-12-17 |
| 11914216 | Integrated optical engine having camera | — | 2024-02-27 |
| 11870073 | Cathode materials for lithium oxygen batteries | Xiahui Zhang, Wonkeun Kim, Ji Hoon Jang | 2024-01-09 |
| 11824451 | Multi-phase buck-boost converter | Dongwon Kwon, Jindong Zhang, Min Chen | 2023-11-21 |
| 11718528 | Process for the production of high conductivity, carbon-rich materials from coal | Dorin V. Preda, Jake Herb, Christopher M. Lang, David P. Gamliel | 2023-08-08 |
| 11682972 | Peak current mode control for buck-boost regulators | Min Chen | 2023-06-20 |
| 11522174 | Batteries with anodes of carbon-coated macro-porous silicon | Younghwan Cha | 2022-12-06 |
| 11437570 | Resistive switching memory device based on multi-inputs | Ki Tae Nam, Ouk Hyun Cho, Jang-yeon Kwon, Seok Namgung, Hyeohn Kim +1 more | 2022-09-06 |
| 10797308 | Batteries with anodes of carbon-coated macro-porous silicon | Younghwan Cha | 2020-10-06 |
| 10643605 | Automatic multi-performance evaluation system for hybrid speech recognition | Seung-Pyo Ryu | 2020-05-05 |
| 9578268 | Ramp signal calibration apparatus and method and image sensor including the ramp signal calibration apparatus | Dae Yun Kim, Yeon Seong Hwang, Jae Jung Park | 2017-02-21 |
| 9509932 | Image sensors, methods of operating the same, and image processing systems including the same | Jae Jung Park, Dae Yun Kim, Jae Young Bae | 2016-11-29 |
| 9395473 | Nano-optic filter array based sensor | Byung Il Choi, Byounghee LEE | 2016-07-19 |
| 9045607 | Polymer membrane and membrane-electrode assembly for fuel cell and fuel cell system comprising same | You-Mee Kim, Ho-Jin Kweon, Hee-Woo Rhee | 2015-06-02 |
| 9012108 | Fuel cell electrodes with triazole modified polymers and membrane electrode assemblies incorporating same | Meilin Liu, Xiaobing Zhu, John Muldoon, Kohei Hase | 2015-04-21 |
| 8652706 | Polymer electrolyte membrane for fuel cell and fuel cell system including the same | — | 2014-02-18 |
| 8574785 | Membrane-electrode assembly for fuel cell with binder layer having inorganic additive and fuel cell system using the same | You-Mee Kim, Young-Mi Park, Sung-Guk An, Ho-Jin Kweon | 2013-11-05 |
| 8330945 | Multi-purpose plasmonic ambient light sensor and visual range proximity sensor | Byung Il Choi, Byounghee LEE | 2012-12-11 |
| 8313873 | Polymer membrane for a fuel cell, a method of preparing the same, and a membrane-electrode assembly fuel cell system comprising the same | Hae-Kwon Yoon, Young-Mi Park | 2012-11-20 |
| 8173323 | Binder for a fuel cell catalyst composition, a membrane electrode assembly for a fuel cell using the binder and a method for preparing a membrane electrode assembly | Sung-Guk An, You-Mee Kim, Young-Mi Park, Chang-Bong Lee, Ho-Jin Kweon +1 more | 2012-05-08 |
| 8035543 | Analog-to-digital conversion circuit | Eun Seok Shin, Jun Ho Moon, Hee-Won Kang | 2011-10-11 |
| 8017281 | Membrane-electrode assembly for fuel cell with catalyst layer having a first and a second porosity | — | 2011-09-13 |
| 7999718 | Analog-to-digital converter and electronic system including the same | Eun Seok Shin, Jun Ho Moon | 2011-08-16 |
| 7977008 | High temperature proton exchange membrane using ionomer/solid proton conductor, preparation method thereof and fuel cell containing the same | Hee-Woo Rhee, Young Taek Kim, Ki Hyun Kim | 2011-07-12 |