| RE49883 | Water heater with mix tank fluid time delay for causal feedforward control of hot water temperature | Oct 26, 21 | Mar 26, 24 | Watts Regulator Co. |
| 9989263 | Radiator | Sep 22, 15 | Jun 05, 18 | RIBE JERN HOLDING A/S |
| 9976755 | Expansion tank removal device | Nov 11, 14 | May 22, 18 | Not available |
| 9975402 | Electrical heating device for a motor vehicle and vehicle and associated air-conditioning and/or heating unit | Sep 03, 12 | May 22, 18 | Valeo Systemes Thermiques S.A.S. |
| 9951961 | Control housing for a heating or ventilation or air-conditioning control system, and system equipped with said housing | Jan 31, 14 | Apr 24, 18 | FRACOTECH |
| 9927145 | Heating system with high heat retention transfer fluid | Apr 27, 16 | Mar 27, 18 | Not available |
| 9915433 | Moisture detecting air cap indicator for expansion tank failure | May 30, 14 | Mar 13, 18 | AMTROL LICENSING INC. |
| 9903599 | Cover with integrated funnel | Jan 13, 16 | Feb 27, 18 | J.L. Wingert Company |
| 9879867 | Hot water supply system | Apr 24, 15 | Jan 30, 18 | MITSUBISHI ELECTRIC CORPORATION |
| 9803876 | Supply manifold with rotatable slider | Oct 07, 15 | Oct 31, 17 | Not available |
| 9790670 | Arrangement for handling a liquid medium | May 07, 12 | Oct 17, 17 | HONEYWELL TECHNOLOGIES SARL |
| 9777947 | Method for controlling cascade boiler system | May 21, 14 | Oct 03, 17 | KYUNGDONG ONE CORPORATION |
| 9765990 | Pressure compensation and mixing device for fluid heaters | Sep 19, 13 | Sep 19, 17 | TRUMA GERAETETECHNIK GMBH & CO. KG, TRUMA GERAETETECHNIK GMBH & CO., Truma Gerätetechnik GmbH & Co. KG, |
| 9732995 | Operation of a HVAC system using a combined hydronic and forced air system | Jul 05, 13 | Aug 15, 17 | MACPERSON ENGINEERING INC., MACPHERSON ENGINEERING INC., |
| 9726382 | Heat exchanger unit having connectors with identical base elements | Jul 29, 11 | Aug 08, 17 | GRUNDFOS MANAGEMENT A/S |
| 9726433 | Heating | Nov 29, 12 | Aug 08, 17 | URENCO LIMITED |
| 9729105 | Distributed solar power generation and hot water supplying system | Apr 09, 13 | Aug 08, 17 | Jiangsu Zhenfa Holding Group Co., Ltd. |
| 9625164 | Valve package | Mar 14, 13 | Apr 18, 17 | AIR DISTRIBUTION TECHNOLOGIES IP, LLC |
| 9605798 | Bracket for mounting expansion tanks and other plumbing devices to a building surface | Mar 14, 13 | Mar 28, 17 | RELIANCE WORLDWIDE CORPORATION |
| 9562708 | Conduit module coupled with heating or cooling module | Dec 02, 13 | Feb 07, 17 | WATERFURNACE INTERNATIONAL, INC. |