D06F 58/206
Heat pump arrangements
Official title: {Heat pump arrangements}
D06F58/206 (Heat pump arrangements) appears on 432 US grants and 662 published applications in this corpus.
Search patents in D06F- Granted patents
- 432
- Published applications
- 662
- Assignees
- 76
- Inventors
- 886
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 1 | 12 |
| 2006 | 4 | 6 |
| 2007 | 3 | 7 |
| 2008 | 6 | 10 |
| 2009 | 2 | 16 |
| 2010 | 3 | 36 |
| 2011 | 6 | 28 |
| 2012 | 8 | 22 |
| 2013 | 26 | 10 |
| 2014 | 14 | 38 |
| 2015 | 20 | 19 |
| 2016 | 22 | 34 |
| 2017 | 20 | 38 |
| 2018 | 17 | 28 |
| 2019 | 26 | 18 |
| 2020 | 27 | 25 |
| 2021 | 16 | 61 |
| 2022 | 38 | 62 |
| 2023 | 30 | 41 |
| 2024 | 42 | 48 |
| 2025 | 51 | 55 |
| 2026 | 41 | 45 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Clothes treating apparatus6 Oct 2026US 12,753,541 B2Samsung Electronics Co., Ltd.
- Autonomous laundry heat pump systems and methods of use6 Oct 2026US 12,753,543 B2
- Laundry treating apparatus6 Oct 2026US 12,753,545 B2LG Electronics Inc.
- Clothes care apparatus and method for controlling the same29 Sep 2026US 12,747,529 B2Samsung Electronics Co., Ltd.
- Clothes care apparatus15 Sep 2026US 12,735,827 B2Samsung Electronics Co., Ltd.
- Flexible lint filter for a heat pump dryer8 Oct 2026US 2026/0308831 A1Whirlpool Corporation
- Utilizing air moisture sensor and compressor power sensor data within a laundry appliance to detect refrigerant leaks8 Oct 2026US 2026/0308832 A1Haier US Appliance Solutions, Inc.
- Self-cleaning system for a heat pump dryer8 Oct 2026US 2026/0308834 A1Whirlpool Corporation
- Washing machine with drying function1 Oct 2026US 2026/0297829 A1Samsung Electronics Co., Ltd.
- Clothes care apparatus1 Oct 2026US 2026/0297835 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Heat pump clothes dryer116US 7,055,262 B2Self Propelled Research and Development Specialists, LLC · 2006
- Energy efficient clothes dryer100US 4,621,438 A1986
- Heat pump closed loop drying80US 4,603,489 A1986
- Heat pump dryer with desciccant enhanced moisture removal69US 6,094,835 AUniversity of Central Florida · 2000
- Flat material dryer61US 6,151,795 AMMATS, Inc. · 2000