Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11519632 | Variable air flow / multiple zone HVAC air terminal system | — | 2022-12-06 |
| 4938864 | Method for processing fine coal | Clarence L. Frazier | 1990-07-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11519632 | Variable air flow / multiple zone HVAC air terminal system | — | 2022-12-06 |
| 4938864 | Method for processing fine coal | Clarence L. Frazier | 1990-07-03 |