Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12405027 | Air intake filter assemblies with a multi-level fine filter for heating, ventilation, and/or air conditioning (HVAC) systems | Zhiwei Huang | 2025-09-02 |
| 12173954 | Drain pan for HVAC system | John L. McElvany | 2024-12-24 |
| 12098887 | Heat exchanger for HVAC unit | Neelkanth S. Gupte, Zhiwei Huang | 2024-09-24 |
| 11759742 | Air intake filter assemblies with actuatable filter slats for heating, ventilation, and/or air conditioning (HVAC) systems | Zhiwei Huang | 2023-09-19 |
| 11754331 | Divider panel for HVAC system | Curtis W. Caskey, Roderick Ray Sentz, Zhiwei Huang, Gregory Ulizio | 2023-09-12 |
| 11732924 | Air intake filter assemblies with a multi-level fine filter for heating, ventilation, and/or air conditioning (HVAC) systems | Zhiwei Huang | 2023-08-22 |
| 11674740 | Drain pan for HVAC system | John L. McElvany | 2023-06-13 |
| 11674741 | Drain spout for drain of HVAC system | John L. McElvany | 2023-06-13 |
| 11635214 | Base pan for HVAC system | Anthony J. Reardon, Hector I. Grajales Torres | 2023-04-25 |
| 11542723 | Convertible access panel latch assembly | John L. McElvany | 2023-01-03 |
| 11498162 | Heat exchanger tube with flattened draining dimple | William M. Harris, Danielle R. Rosendale, David Rimmer | 2022-11-15 |
| 11384594 | HVAC systems having air-tight access doors | John L. McElvany, Sriram Ramanujam, Uttam Kumar Sharma | 2022-07-12 |
| 11255572 | Drain pan with overflow features | John L. McElvany | 2022-02-22 |
| 10829986 | HVAC systems having air-tight access doors | John L. McElvany, Sriram Ramanujam, Uttam Kumar Sharma | 2020-11-10 |
| 10753663 | HVAC system with multiple compressors and heat exchangers | Randall C. Forristall, Vincent E. Ford, Theresa T. Dinh, Tyler S. Riddle, Robert C. Haddad +1 more | 2020-08-25 |
| 8211198 | Adjustable filter racks | Nathan A. Weber | 2012-07-03 |
| 7420769 | Data storage device enclosure with overmolded connector to provide conductive lead support | Jess Brandon Pool, David S. Allsup | 2008-09-02 |
| 6721134 | Ramp design for dynamic load | Kenneth L. Pottebaum, Markus Mangold | 2004-04-13 |
| 6643101 | Heat transfer plate for an actuator assembly | Carl Fred Adams | 2003-11-04 |
| 6621651 | Passive actuator for assisting commutational ramp loading | Ryan T. Ratliff | 2003-09-16 |
| 6603633 | Parallel spring design for acoustic damping of a disc drive | Daniel M. Heaton, Roy L. Wood, John D. Stricklin, Gary A. Treleven | 2003-08-05 |
| 6424488 | Peripherally extending disc ring to limit disc deflection and to provide disc stack balancing | Nigel F. Misso | 2002-07-23 |
| 6078477 | Heat transfer plate for an actuator assembly | Carl Fred Adams | 2000-06-20 |