G07C 9/00309
Operated with bidirectional data transmission between data carrier and locks
Official title: {operated with bidirectional data transmission between data carrier and locks}
G07C9/00309 (Operated with bidirectional data transmission between data carrier and locks) appears on 4,740 US grants and 5,747 published applications in this corpus.
Search patents in G07C- Granted patents
- 4,740
- Published applications
- 5,747
- Assignees
- 1,475
- Inventors
- 8,128
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 12 | 0 |
| 1989 | 9 | 0 |
| 1990 | 12 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 12 | 0 |
| 1997 | 14 | 0 |
| 1998 | 34 | 0 |
| 1999 | 30 | 0 |
| 2000 | 31 | 0 |
| 2001 | 28 | 22 |
| 2002 | 36 | 63 |
| 2003 | 50 | 83 |
| 2004 | 49 | 100 |
| 2005 | 64 | 85 |
| 2006 | 60 | 129 |
| 2007 | 55 | 126 |
| 2008 | 48 | 104 |
| 2009 | 45 | 80 |
| 2010 | 51 | 70 |
| 2011 | 51 | 70 |
| 2012 | 78 | 86 |
| 2013 | 73 | 88 |
| 2014 | 76 | 162 |
| 2015 | 118 | 201 |
| 2016 | 161 | 312 |
| 2017 | 288 | 359 |
| 2018 | 326 | 399 |
| 2019 | 405 | 484 |
| 2020 | 426 | 471 |
| 2021 | 353 | 511 |
| 2022 | 416 | 453 |
| 2023 | 383 | 376 |
| 2024 | 384 | 373 |
| 2025 | 334 | 291 |
| 2026 | 182 | 249 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G07C 2009/00507Keyless data carrier having more than one functionIndexing code540
- G07C 2009/00412The transmitted data signal being encryptedIndexing code423
- G07C 2009/00388Code verification carried out according to the challenge/response methodIndexing code405
- G07C 2009/00365In combination with a wake-up circuitIndexing code327
- G07C 2009/00555Comprising means to detect or avoid relay attacksIndexing code314
- G07C 2009/0042The transmitted data signal containing a code which is changedIndexing code298
- G07C 2009/00317Keyless data carrier having only one limited data transmission rangeIndexing code278
- G07C 2009/00341Keyless data carrier having more than one limited data transmission rangesIndexing code225
Recent patents
- Cloud-based keyless entry system6 Oct 2026US 12,752,736 B2Red Hat, Inc.
- Retrofit access control system with hybrid signal isolation, universal adaptive interface, shared-bus topology, and legacy coexistence piggyback architecture6 Oct 2026US 12,755,589 B1
- Mobility service base server, mobility service providing system, vehicle access control method, and storage medium29 Sep 2026US 12,749,359 B2Denso Corporation
- Electronic lock device, in particular a key safe, and method for operating the electric lock device29 Sep 2026US 12,749,361 B2Smart Access Solutions GmbH
- Physical access control system with secure relay29 Sep 2026US 12,749,362 B2Assa Abloy AB
- Apparatus, Systems, and Methods for Self-Executing Enhanced Interaction with a Node-based Logistics Receptacle8 Oct 2026US 2026/0311111 A1Federal Express Corporation
- Enhanced Apparatus, Systems, and Methods for Receiving and Temporarily Maintaining a Delivery Item and Responsively Initiating a Dispatched Logistics Operation for a Storage Receptacle8 Oct 2026US 2026/0311112 A1Federal Express Corporation
- BLE-Based Automatic Unlocking Method for Smart Lock8 Oct 2026US 2026/0311528 A1Xthings Industry LLC
- System for facilitating access to a secured area8 Oct 2026US 2026/0311529 A1The Chamberlain Group, Inc.
- Methods and systems for a person and/or a vehicle8 Oct 2026US 2026/0311533 A1Skidata AG
Most cited
By later US patents
- Vehicle communication and remote control system1,045US 6,028,537 APrince Corporation · 2000
- Apparatus, method and article for authentication, security and control of power storage devices, such as batteries1,019US 9,182,244 B2Gogoro Inc. · 2015
- Wireless reservation, check-in, access control, check-out and payment499US 7,315,823 B2Telefonaktiebolaget LM Ericsson · 2008
- Audio-video communication system for receiving person at entrance356US 8,154,581 B2Revolutionary Concepts, Inc. · 2012
- Electronic access control system321US 9,965,911 B2Capital One Services, LLC · 2018