Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D913469 | Air filter for vacuum cleaner | — | 2021-03-16 |
| D505999 | Air cleaner | — | 2005-06-07 |
| 5061301 | Process for the preparation of surface modified, multilayered, composite membranes for oxygen enrichment and the gas separation membranes | Un Young Kim, Yong Soo Kang, Jae Jin Kim, Hyun C. Park | 1991-10-29 |