F24F 2221/32
Preventing human errors during the installation, use or maintenance
Official title: preventing human errors during the installation, use or maintenance, e.g. goofy proof
F24F2221/32 (Preventing human errors during the installation, use or maintenance) appears on 91 US grants and 116 published applications in this corpus.
Search patents in F24F- Granted patents
- 91
- Published applications
- 116
- Assignees
- 48
- Inventors
- 275
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 9 |
| 2012 | 2 | 4 |
| 2013 | 1 | 11 |
| 2014 | 3 | 9 |
| 2015 | 7 | 11 |
| 2016 | 7 | 7 |
| 2017 | 12 | 8 |
| 2018 | 9 | 8 |
| 2019 | 8 | 7 |
| 2020 | 8 | 10 |
| 2021 | 6 | 5 |
| 2022 | 6 | 6 |
| 2023 | 6 | 6 |
| 2024 | 7 | 7 |
| 2025 | 2 | 4 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Automated techniques for HVAC system commissioning6 Oct 2026US 12,753,939 B2Belimo Holding AG
- Systems and methods for controlling a motor18 Aug 2026US 12,710,187 B2Regal Beloit America, Inc.
- Air treatment apparatus and air conditioner23 Jun 2026US 12,663,178 B2Gd Midea Air-Conditioning Equipment Co., Ltd.
- Room unit for an HVAC system17 Jun 2025US 12,331,947 B2Belimo Holding AG
- Housing for a heating, ventilation, and/or air conditioning (HVAC) unit29 Apr 2025US 12,287,116 B2Johnson Controls Light Commercial IP GmbH
- Air purifier18 Dec 2025US 2025/0381507 A1LG Electronics Inc.
- Sterilization unit31 Jul 2025US 2025/0242075 A1Carrier Japan Corporation
- Bendable tabs for attaching heat pump venting22 May 2025US 2025/0164148 A1Rheem Manufacturing Company
- Automated techniques for hvac system commissioning8 May 2025US 2025/0146691 A1Belimo Holding AG
- Air conditioner28 Nov 2024US 2024/0393005 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- User friendly interface for control unit143US 8,918,219 B2Google Inc. · 2014
- HVAC controller with user-friendly installation features facilitating both do-it-yourself and professional installation scenarios83US 8,544,285 B2Nest Labs, Inc. · 2013
- User interfaces for HVAC schedule display and modification on smartphone or other space-limited touchscreen device83US 8,893,032 B2Google Inc. · 2014
- HVAC controller with user-friendly installation features with wire insertion detection67US 9,092,039 B2Google Inc. · 2015
- Air conditioning system58US 6,865,898 B2Hitachi, Ltd. · 2005