Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12139779 | Steel sheet with excellent bake hardening properties and corrosion resistance and method for manufacturing same | Je-Woong Lee | 2024-11-12 |
| 12134809 | High strength steel sheet having excellent high-temperature elongation characteristic, warm-pressed member, and manufacturing methods for the same | Je-Woong Lee | 2024-11-05 |
| 12037656 | High strength steel sheet having excellent ductility and workability, and method for manufacturing same | Jae-Hoon Lee | 2024-07-16 |
| 11850049 | Apparatus for automatically measuring urine volume and system for automatically measuring urine volume | — | 2023-12-26 |
| 11680305 | High strength steel sheet having excellent high-temperature elongation characteristic, warm-pressed member, and manufacturing methods for the same | Je-Woong Lee | 2023-06-20 |
| 11591676 | Steel sheet with excellent bake hardening properties and corrosion resistance and method for manufacturing same | Je-Woong Lee | 2023-02-28 |
| 11421296 | Steel sheet with excellent bake hardening properties and plating adhesion and manufacturing method therefor | Je-Woong Lee | 2022-08-23 |
| 11421294 | High strength steel sheet having excellent formability and manufacturing method thereof | Je-Woong Lee | 2022-08-23 |
| 11351688 | Razor | Hyo Sun Ahn | 2022-06-07 |
| 10982298 | Hot-dip galvanized steel plate with excellent bake hardenability and anti-aging property at room temperature | Je-Woong Lee | 2021-04-20 |
| 10960562 | Razor | Hyo Sun Ahn | 2021-03-30 |
| 10907233 | Hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet with excellent aging resistance properties and bake hardenability, and method for manufacturing same | Je-Woong Lee | 2021-02-02 |
| 10889873 | Complex-phase steel sheet having excellent formability and method of manufacturing the same | Yeon Sang An | 2021-01-12 |
| 10875199 | Razor comprising handle with through-hole | Hyo Sun Ahn | 2020-12-29 |
| 10704116 | High-strength thin steel sheet with excellent drawability and bake hardenability, and method for manufacturing same | — | 2020-07-07 |
| 10526679 | Method for manufacturing a hot dip galvanized and galvannealed steel sheet having excellent elongation properties | Seong-Ho Han | 2020-01-07 |
| 10400301 | Dual-phase steel sheet with excellent formability and manufacturing method therefor | Yeon-Sang AHN | 2019-09-03 |
| 10351924 | Hot-dip galvanized steel sheet and hot-dip galvannealed steel sheet having improved hole expansion ratio, and manufacturing methods thereof | Seong-Ho Han | 2019-07-16 |
| 10144986 | Ultrahigh-strength steel sheet and manufacturing method therefor | Sung Kyu Kim, Won Tae CHO, Tai Ho Kim, Kwang-Geun Chin | 2018-12-04 |
| 9738958 | Austenitic, lightweight, high-strength steel sheet having high yield ratio and ductility, and method for producing the same | Kwang-Geun Chin, Jai-Hyun Kwak | 2017-08-22 |
| 9708684 | Hot dip galvanized and galvannealed steel sheet having excellent elongation properties | Seong-Ho Han | 2017-07-18 |
| 9035727 | Frequency-tunable filter | Sung Hwan Yun, Eui-Jae Jung | 2015-05-19 |
| 8864922 | Method for manufacturing a precipitation-hardening cold-rolled steel sheet having excellent yield ratios | — | 2014-10-21 |
| 8698581 | Automatically controllable, frequency tunable filter | Won Jae Lee | 2014-04-15 |
| 8398786 | Precipitation hardening cold rolled steel sheet having excellent yield ratios, and the method for manufacturing the same | — | 2013-03-19 |