Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8024871 | Exhaust structure for clothes dryer in apartment building | In Hee Han | 2011-09-27 |
| 7987615 | Exhaust structure for clothes dryer in apartment building | In Hee Han | 2011-08-02 |