Issued Patents 2023
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11839233 | Aerosol generation system | Yong Joon Jang, Gyoung Min GO, Jin Chul JUNG, Jong Seong JEONG, Chul Ho JANG | 2023-12-12 |
| 11780057 | Polishing pad and method for producing same | Joonsung Ryou, Tae-Kyoung Kwon, Sunghoon YUN | 2023-10-10 |
| 11772236 | Porous polishing pad and process for producing the same all fees | Hye Young HEO, Jong Wook YUN, Sunghoon YUN, Jaein Ahn | 2023-10-03 |
| 11766759 | Porous polyurethane polishing pad and process for producing the same | Hye Young HEO, Jong Wook YUN, Sunghoon YUN, Jaein Ahn | 2023-09-26 |
| 11759909 | Polishing pad, preparation method thereof and method for preparing semiconductor device using same | Jae In AHN, Kyung Hwan Kim, Sung Hoon YUN, Kang Sik MYUNG | 2023-09-19 |
| 11758067 | Document feeder using single motor and image reading apparatus including the same | Jung Hoon Lee, Takuya Ito, Jae-Hoon Lee, Whan Woo Lee, Soo Hyun Kim +5 more | 2023-09-12 |
| 11724356 | Porous polyurethane polishing pad and preparation method thereof | Hyuk Hee HAN, Hye Young HEO, Joonsung Ryou, Young Pil Kwon | 2023-08-15 |
| D992562 | Display screen or portion thereof with graphical user interface | Woong-Hee Lee, Young Ah Kim | 2023-07-18 |
| 11642752 | Porous polyurethane polishing pad and process for preparing the same | Hyuk Hee HAN, Hye Young HEO, Joonsung Ryou, Young Pil Kwon | 2023-05-09 |
| 11628535 | Polishing pad, method for manufacturing polishing pad, and polishing method applying polishing pad | Jaein Ahn, Jong Wook YUN, Sunghoon YUN, Hye Young HEO, Su Young Moon | 2023-04-18 |
| 11571783 | Polishing pad having excellent airtightness | Sunghoon YUN, Jaein Ahn, Jong Wook YUN, Hye Young HEO | 2023-02-07 |
| 11563180 | Spirobifluorene compound and perovskite solar cell comprising same | Jaemin Lee, Hye Jin Na, Nam Joong JEON, Jun Hong Noh, Tae Youl YANG +1 more | 2023-01-24 |
| 11548970 | Composition for a polishing pad, polishing pad, and process for preparing the same | Eun Sun Joeng, Hye Young HEO, Jong Wook YUN | 2023-01-10 |