E06B 9/74
Adapted for selective electrical or manual operation
Official title: adapted for selective electrical or manual operation
E06B9/74 (Adapted for selective electrical or manual operation) appears on 169 US grants and 157 published applications in this corpus.
Search patents in E06B- Granted patents
- 169
- Published applications
- 157
- Assignees
- 81
- Inventors
- 235
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 3 |
| 2007 | 4 | 1 |
| 2008 | 0 | 0 |
| 2009 | 2 | 2 |
| 2010 | 0 | 7 |
| 2011 | 1 | 2 |
| 2012 | 2 | 4 |
| 2013 | 3 | 9 |
| 2014 | 7 | 8 |
| 2015 | 7 | 19 |
| 2016 | 9 | 12 |
| 2017 | 22 | 17 |
| 2018 | 5 | 4 |
| 2019 | 11 | 13 |
| 2020 | 8 | 10 |
| 2021 | 8 | 10 |
| 2022 | 11 | 9 |
| 2023 | 10 | 11 |
| 2024 | 9 | 7 |
| 2025 | 9 | 2 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Emergency opening device for a lifting gate assembly, lifting gate assembly and method for opening a lifting gate assembly with an emergency opening device24 Feb 2026US 12,560,025 B2Seysen Gmbh & Co. KG
- Motorized blind and manual switching clutch structure thereof16 Dec 2025US 12,497,831 B2Nien Made Enterprise Co., Ltd.
- Deployable fire or smoke barrier with manual egress7 Oct 2025US 12,434,083 B2Smoke Guard, Inc.
- Lockable corner bracket7 Oct 2025US 12,435,563 B2Ublockout Technologies Pty Ltd
- Powered door system20 May 2025US 12,305,446 B2Dynatect Manufacturing, Inc.
- Rolling shutter egress system4 Jun 2026US 2026/0152999 A1Qualitas Manufacturing, Inc.
- Door operator capable of manual operations16 Apr 2026US 2026/0103946 A1
- Deployable fire or smoke barrier with manual egress29 Jan 2026US 2026/0027393 A1Smoke Guard, Inc.
- Driving device and electric curtain22 Jan 2026US 2026/0020708 A1Lumi United Technology Co., Ltd.
- Intelligent dual-drive curtain system16 Oct 2025US 2025/0320777 A1Mingyang Windeco Technology Corporation
Most cited
By later US patents
- Fail-safe fire door release mechanism having automatic reset128US 5,245,879 AMcKeon Rolling Steel Door Co., Inc. · 1993
- Driving system for roll-up shades, blinds, rolling shutters and the like79US 4,417,185 ASomfy SAS · 1983
- Smart device position and orientation synchronization function70US 9,546,515 B22017
- Fire door operator having an integrated electronically controlled descent device68US 6,014,307 AThe Chamberlain Group, Inc. · 2000
- Door operator with detachable electric motor62US 6,055,885 A2000