F24F 2120/14
Activity of occupants
F24F2120/14 (Activity of occupants) appears on 241 US grants and 353 published applications in this corpus.
Search patents in F24F- Granted patents
- 241
- Published applications
- 353
- Assignees
- 144
- Inventors
- 726
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 2 |
| 2004 | 1 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 6 |
| 2011 | 2 | 4 |
| 2012 | 3 | 10 |
| 2013 | 7 | 15 |
| 2014 | 8 | 23 |
| 2015 | 10 | 20 |
| 2016 | 15 | 19 |
| 2017 | 18 | 22 |
| 2018 | 11 | 27 |
| 2019 | 22 | 24 |
| 2020 | 23 | 29 |
| 2021 | 19 | 45 |
| 2022 | 27 | 27 |
| 2023 | 27 | 26 |
| 2024 | 11 | 17 |
| 2025 | 15 | 20 |
| 2026 | 6 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device based on activity within property6 Oct 2026US 12,753,938 B2Alarm.com Incorporated
- Systems and methods for managing air quality in a surgical environment25 Aug 2026US 12,718,934 B2Stryker Corporation
- Load control system responsive to sensors and mobile devices16 Jun 2026US 12,656,750 B2Lutron Technology Company LLC
- Airflow control system and airflow control method19 May 2026US 12,631,363 B2Panasonic Intellectual Property Management Co., Ltd.
- Room boundary detection24 Mar 2026US 12,584,645 B2Texas Instruments Incorporated
- Load control system responsive to sensors and mobile devices24 Sep 2026US 2026/0288106 A1Lutron Technology Company LLC
- Air conditioner comprising detection sensor and control method therefor27 Aug 2026US 2026/0251338 A1Samsung Electronics Co., Ltd.
- System and method for air sanitization13 Aug 2026US 2026/0235315 A1Research Products Corporation
- Drowsiness level estimation device, apparatus including drowsiness level estimation device, and air-conditioning apparatus30 Jul 2026US 2026/0218931 A1Carea Corporation Co., Ltd.
- Air conditioning control system, air conditioning control method, and recording medium16 Jul 2026US 2026/0202074 A1Panasonic Intellectual Property Management Co., Ltd.
Most cited
By later US patents
- System and method for using a networked electronic device as an occupancy sensor for an energy management system318US 8,180,492 B2EcoFactor, Inc. · 2012
- Space-conditioning control employing image-based detection of occupancy and use222US 6,645,066 B2Koninklijke Philips Electronics N. V. · 2003
- Hvac control system and method221US 5,544,809 ASenercomm, Inc. · 1996
- Method and means of air conditioning214US 5,058,388 ALuminus Pty., Ltd. · 1991
- Methodology of occupant comfort management in buildings using occupant comfort models and user interfaces thereof196US 10,969,133 B2PassiveLogic, Inc. · 2021