Y10T 137/6497
Hot and cold water system having a connection from the hot to
Official title: Hot and cold water system having a connection from the hot to the cold channel
Y10T137/6497 (Hot and cold water system having a connection from the hot to) appears on 161 US grants and 104 published applications in this corpus.
Search patents in Y10T- Granted patents
- 161
- Published applications
- 104
- Assignees
- 56
- Inventors
- 184
- Latest grant
- 26 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 7 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 7 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 3 |
| 2003 | 4 | 3 |
| 2004 | 1 | 7 |
| 2005 | 4 | 7 |
| 2006 | 11 | 6 |
| 2007 | 3 | 3 |
| 2008 | 0 | 9 |
| 2009 | 2 | 12 |
| 2010 | 8 | 6 |
| 2011 | 4 | 4 |
| 2012 | 7 | 6 |
| 2013 | 7 | 6 |
| 2014 | 6 | 6 |
| 2015 | 6 | 4 |
| 2016 | 5 | 5 |
| 2017 | 2 | 2 |
| 2018 | 7 | 3 |
| 2019 | 5 | 4 |
| 2020 | 2 | 1 |
| 2021 | 4 | 6 |
| 2022 | 5 | 1 |
| 2023 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Water delivery system26 Dec 2023US 11,853,086 B1AquaMotion, Inc.
- Heated water recirculation control19 Dec 2023US 11,846,433 B2Rheem Manufacturing Company
- Instant hot water delivery system8 Nov 2022US 11,493,210 B2Rheem Manufacturing Company
- Hot-water supply device13 Sep 2022US 11,441,787 B2Noritz Corporation
- Water heater appliances and methods for controlling a mixing valve with a park period31 May 2022US 11,347,246 B2Haier US Appliance Solutions, Inc.
- Water heater appliances and methods for controlling a mixing valve flow13 Jan 2022US 2022/0011792 A1Haier US Appliance Solutions, Inc.
- Instant Hot Water Delivery System9 Dec 2021US 2021/0381697 A1Rheem Manufacturing Company
- Hot-water supply device27 May 2021US 2021/0156570 A1Noritz Corporation
- Hot water supply device27 May 2021US 2021/0156593 A1Noritz Corporation
- Heated Water Recirculation Control1 Apr 2021US 2021/0095866 A1Rheem Manufacturing Company
Most cited
By later US patents
- Recirculation hot water system96US 5,205,318 ASjoberg Industries, Inc. · 1993
- Multi-controlled water conservation system for hot water lines with low pressure utilization disable79US 4,606,325 A1986
- Watersaving recirculating system77US 5,261,443 A1993
- Universal water and energy conservation system75US 5,775,372 A1998
- Dual mode hot water circulation apparatus73US 5,331,996 A1994