F26B 25/009
Alarm systems
Official title: {Alarm systems; Safety systems, e.g. preventing fire and explosions (using inert gases F26B21/40)}
F26B25/009 (Alarm systems) appears on 59 US grants and 48 published applications in this corpus.
Search patents in F26B- Granted patents
- 59
- Published applications
- 48
- Assignees
- 69
- Inventors
- 179
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 4 | 2 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 1 | 6 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 1 |
| 2017 | 0 | 3 |
| 2018 | 2 | 1 |
| 2019 | 0 | 4 |
| 2020 | 4 | 2 |
| 2021 | 1 | 1 |
| 2022 | 2 | 2 |
| 2023 | 2 | 3 |
| 2024 | 1 | 6 |
| 2025 | 2 | 4 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Integration chamber for mixing booth discharge gas and oven discharge gas and VOC removal system utilizing the same18 Aug 2026US 12,710,231 B2Hyundai Motor Company
- Device and method for safe aluminium residue storage21 Oct 2025US 12,449,199 B2Guangdong Brunp Recycling Technology Co., Ltd.
- Air system18 Feb 2025US 12,225,857 B2Sukup Manufacturing Company
- Door handle rate controller27 Aug 2024US 12,071,786 B2Westmill Industries Ltd.
- Air system12 Dec 2023US 11,839,181 B2Sukup Manufacturing Company
- Hybrid drying system for manufacturing secondary battery electrode6 Aug 2026US 2026/0227127 A1SFA Engineering Corp.
- Heat Source Device23 Jul 2026US 2026/0210627 A1LG Energy Solution, Ltd.
- Oven drying apparatus and electrode plate manufacturing device30 Apr 2026US 2026/0118059 A1Contemporary Amperex Technology (Hong Kong) Limited
- Drying device including mechanism to disconnect power to heating device, and image forming system26 Feb 2026US 2026/0055962 A1KYOCERA Document Solutions Inc.
- Hybrid drying system for manufacturing secondary battery electrode18 Dec 2025US 2025/0383149 A1SFA Engineering Corp.
Most cited
By later US patents
- Adjustable keyboard holder for computer workstation79US 5,294,087 AEngineered Data Products, Inc. · 1994
- Adjustable keyboard holder for workstations65US 5,487,525 A1996
- Continuous drier on rotary offset printing presses and operation of such a drier during the printing and cylinder washing processes with the web running59US 5,060,572 ABaldwin-Gegenheimer GmbH · 1991
- Grain dryer and control system therefor46US 5,651,193 AGSI Group Corporation · 1997
- Adjustable computer workstation assembly and method therefore35US 5,377,951 AEngineered Data Products, Inc. · 1995