Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11246691 | Dental floss holder capable of controlling tension | — | 2022-02-15 |
| 5869818 | Microwave oven with enclosed choke printed circuit board | — | 1999-02-09 |
| 5671617 | Clothes washing machine having a water passage for discharging water downwardly upon laundry being washed | Joo Heum Park | 1997-09-30 |