Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10791640 | Vertical exhaust duct for electronic equipment enclosure | Richard Evans Lewis, II | 2020-09-29 |
| 10765037 | Vertical exhaust duct for electronic equipment enclosure | Richard Evans Lewis, II | 2020-09-01 |
| 10568239 | Method of venting heated air from electronic equipment enclosure | William Krietzman, Richard Evans Lewis, II | 2020-02-18 |