A47L 2501/04
Water pressure or flow rate
A47L2501/04 (Water pressure or flow rate) appears on 73 US grants and 100 published applications in this corpus.
Search patents in A47L- Granted patents
- 73
- Published applications
- 100
- Assignees
- 32
- Inventors
- 189
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 3 | 2 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 3 |
| 2008 | 2 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 2 | 8 |
| 2012 | 1 | 4 |
| 2013 | 1 | 2 |
| 2014 | 3 | 2 |
| 2015 | 3 | 5 |
| 2016 | 1 | 5 |
| 2017 | 5 | 6 |
| 2018 | 6 | 7 |
| 2019 | 4 | 9 |
| 2020 | 4 | 3 |
| 2021 | 8 | 10 |
| 2022 | 7 | 6 |
| 2023 | 4 | 7 |
| 2024 | 3 | 6 |
| 2025 | 10 | 1 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Conveyor warewasher and method for operating a conveyor warewasher10 Feb 2026US 12,543,920 B2Illinois Tool Works Inc.
- Dishwasher2 Dec 2025US 12,484,755 B2LG Electronics Inc.
- Dishwasher11 Nov 2025US 12,465,189 B2LG Electronics Inc.
- Control method for dishwasher and dishwasher30 Sep 2025US 12,426,767 B2Foshan Shunde Midea Washing Appliances Manufacturing Co., Ltd.
- Auxiliary gray water source device for commercial kitchens12 Aug 2025US 12,383,113 B2Seven Hour Drive, LLC
- Method for controlling dishwasher13 Aug 2026US 2026/0232165 A1LG Electronics Inc.
- Auxiliary gray water source device for commercial kitchens16 Jul 2026US 2026/0198753 A1Seven Hour Drive, LLC
- Dishwasher with heat pump9 Jul 2026US 2026/0191395 A1Electrolux Appliances Aktiebolag
- Dosing apparatus2 Jul 2026US 2026/0185286 A1Herbert Saier GmbH
- Dishwashing appliance with variable speed pump and method for operation thereof25 Jun 2026US 2026/0174306 A1Haier US Appliance Solutions, Inc.
Most cited
By later US patents
- Multi-function warewashing machine101US 5,131,419 A1992
- Smart rack and machine system71US 6,463,940 B1Ecolab Inc. · 2002
- Dishwasher with targeted sensing and washing46US 7,959,744 B2Whirlpool Corporation · 2011
- Chaos applied apparatus21US 6,263,888 B1Matsushita Electric Industrial Co., Ltd. · 2001
- Dishwasher with discretely directable tubular spray elements20US 10,531,781 B2Midea Group Co., Ltd. · 2020