Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7059400 | Dual-compartment ventilation and air-conditioning system having a shared heating coil | Chandra Sekhar, Kwok Wai Tham, Nyuk Hien Wong | 2006-06-13 |
| 6986386 | Single-coil twin-fan variable-air-volume (VAV) system for energy-efficient conditioning of independent fresh and return air streams | Chandra Sekhar, Kwok Wai Tham, Nyuk Hien Wong | 2006-01-17 |
| 6698219 | Energy-efficient variable-air-volume (VAV) system with zonal ventilation control | Chandra Sekhar, Kwok Wai Tham, Nyuk Hien Wong | 2004-03-02 |