Issued Patents 2021
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11187193 | Active dual purge system and method of diagnosing active dual purge system using onboard diagnosis | Keum-Jin Park | 2021-11-30 |
| 11168626 | Method for removing residual purge gas | Tae-Ho Ahn, Jeong Ho Seo | 2021-11-09 |
| 11126031 | Polarizing plate and liquid crystal display device including same | Yong Un Jung, Dong Ho Wee, Young Hyun Ju | 2021-09-21 |
| 11078853 | Mixed fuel amount control system applying active purging | Keum-Jin Park | 2021-08-03 |
| 11067842 | Contrast ratio improving optical film, polarizing plate comprising same, and liquid crystal display device comprising same | Young Hyun Ju, Dae Seob Shim, Dong Ho Wee, Jeong Ho Lee, Yong Un Jung +1 more | 2021-07-20 |
| 11035323 | Active purge system and active purge method | Keum-Jin Park, Se-Geun Kim | 2021-06-15 |
| 11035301 | Method for preventing engine air flow calculation error and engine system thereof | Keum-Jin Park | 2021-06-15 |
| 11035308 | Evaporation gas active purge system and active purge method | — | 2021-06-15 |
| 11035311 | Method for controlling air-fuel ratio of vehicle having variable valve duration apparatus and active purge system | — | 2021-06-15 |
| 11036077 | Optical film for improving contrast ratio, polarizing plate comprising same, and liquid crystal display comprising same | Dong Ho Wee, Young Hyun Ju | 2021-06-15 |
| 11016237 | Optical film for improving contrast ratio, polarizing plate including same, and liquid crystal display device including same | Jeong Ho Lee, Seong-Hoon Lee, Young Hyun Ju | 2021-05-25 |
| 11002201 | Method of calculating air volume in active purge system | Keum-Jin Park | 2021-05-11 |
| 10975811 | System and method of securing brake booster negative pressure | Youn-Su Kim, Keum-Jin Park | 2021-04-13 |
| 10920691 | Active purge system for a hybrid vehicle and an active purge method of a hybrid vehicle | — | 2021-02-16 |