G07C 1/32
Time-recording locks
G07C1/32 (Time-recording locks) appears on 75 US grants and 37 published applications in this corpus.
Search patents in G07C- Granted patents
- 75
- Published applications
- 37
- Assignees
- 36
- Inventors
- 123
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 2 |
| 2005 | 2 | 1 |
| 2006 | 0 | 2 |
| 2007 | 2 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 1 | 2 |
| 2016 | 3 | 1 |
| 2017 | 2 | 3 |
| 2018 | 3 | 3 |
| 2019 | 5 | 4 |
| 2020 | 4 | 3 |
| 2021 | 6 | 3 |
| 2022 | 1 | 3 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Digital LOTO24 Feb 2026US 12,562,008 B1Schneider Electric USA, Inc.
- Information processing device, information processing method, and information processing system3 Sep 2024US 12,079,762 B2Kddi Corporation
- Container, method, and system for enabling offline access control and for enabling offline sensor data transmission10 Jan 2023US 11,551,500 B2Smart Access Solutions GmbH
- Authorized smart access to a monitored property15 Nov 2022US 11,501,590 B2Alarm.com Incorporated
- Disarming surveillance systems for authorized persons7 Dec 2021US 11,195,358 B2
- Authorized smart access to a monitored property2 Mar 2023US 2023/0062133 A1Alarm.com Incorporated
- Information processing device, information processing method, and information processing system30 Jun 2022US 2022/0207476 A1Kddi Corporation
- Container, method, and system for enabling offline access control and for enabling offline sensor data transmission17 Mar 2022US 2022/0084341 A1Smart Access Solutions Ug
- Disarming surveillance systems for authorized persons27 Jan 2022US 2022/0028195 A1
- Disarming surveillance systems for authorized persons16 Sep 2021US 2021/0287464 A1
Most cited
By later US patents
- Electronic key with interactive graphic user interface212US 4,914,732 ASupra Products, Inc. · 1990
- Personal digital assistant key for an electronic lock191US 6,937,140 B1GE Interlogix, Inc. · 2005
- Electronic real estate lockbox system171US 4,727,368 ASupra Products, Inc. · 1988
- Electronic real estate lockbox system137US 4,766,746 ASupra Products, Inc. · 1988
- Electronic security system134US 5,280,518 ASupra Products, Inc. · 1994