Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D510998 | High efficiency air conditioner condenser twisted fan blades and hub | John Sherwin, Bart Dean Hibbs | 2005-10-25 |
| 6884034 | Enhancements to high efficiency ceiling fan | Guan H Su, Bart Dean Hibbs | 2005-04-26 |