B67D 1/1238
Comprising means for detecting the liquid level in vessels to be filled
Official title: {comprising means for detecting the liquid level in vessels to be filled, e.g. using ultrasonic waves, optical reflexion, probes}
B67D1/1238 (Comprising means for detecting the liquid level in vessels to be filled) appears on 140 US grants and 104 published applications in this corpus.
Search patents in B67D- Granted patents
- 140
- Published applications
- 104
- Assignees
- 50
- Inventors
- 260
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 11 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 3 |
| 2010 | 3 | 3 |
| 2011 | 1 | 2 |
| 2012 | 3 | 3 |
| 2013 | 1 | 3 |
| 2014 | 5 | 1 |
| 2015 | 4 | 4 |
| 2016 | 2 | 4 |
| 2017 | 5 | 4 |
| 2018 | 7 | 12 |
| 2019 | 6 | 4 |
| 2020 | 8 | 7 |
| 2021 | 20 | 11 |
| 2022 | 6 | 7 |
| 2023 | 8 | 10 |
| 2024 | 10 | 7 |
| 2025 | 5 | 9 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Refrigerator dispenser control including integrated dispense level input sensor22 Sep 2026US 12,741,859 B2Midea Group Co., Ltd.
- Touchless and data management drink dispensing device5 May 2026US 12,617,666 B2Gate Cfv Solutions, Inc.
- Home appliances including light sensor21 Apr 2026US 12,607,398 B2Samsung Electronics Co., Ltd.
- Refrigerator20 Jan 2026US 12,529,510 B2Samsung Electronics Co., Ltd.
- Leak detection of an autofill pitcher dispensing system for a refrigerator appliance28 Oct 2025US 12,454,450 B1Haier US Appliance Solutions, Inc.
- System and method for automated fluid dispensing with adaptive level detection and control8 Oct 2026US 2026/0307975 A1Pentair, Inc.
- System and method for dispensing a consumable material27 Aug 2026US 2026/0250118 A1Breville Pty Limited
- Water dispensing device30 Jul 2026US 2026/0217519 A1LG Electronics Inc.
- Systems and methods for recognizing and identifying a pitcher for an autofill pitcher system9 Apr 2026US 2026/0097949 A1Haier US Appliance Solutions, Inc.
- Leak detection of an autofill pitcher dispensing system for a refrigerator appliance30 Oct 2025US 2025/0333289 A1Haier US Appliance Solutions, Inc.
Most cited
By later US patents
- Automatic liquid dispenser and refrigerator with the same865US 7,661,448 B2LG Electronics Inc. · 2010
- Automatic level sensing system147US 4,572,253 A1986
- Method of and apparatus for dispensing beverage into a tilted receptacle with automatic level responsive shut off113US 4,974,643 ACornelius, Inc. · 1990
- Illuminated refrigerator dispenser system with sensors111US 8,109,301 B12012
- Dispensing method and apparatus that detects the presence and size of a cup and provides automatic fill control81US 5,491,333 AElectro-Pro, Inc. · 1996