G07C 2009/00579
Power supply for the keyless data carrier
Official title: {Power supply for the keyless data carrier}
G07C2009/00579 (Power supply for the keyless data carrier) appears on 217 US grants and 221 published applications in this corpus.
Search patents in G07C- Granted patents
- 217
- Published applications
- 221
- Assignees
- 146
- Inventors
- 568
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 5 | 0 |
| 1997 | 7 | 0 |
| 1998 | 8 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 0 | 5 |
| 2002 | 9 | 9 |
| 2003 | 4 | 7 |
| 2004 | 7 | 5 |
| 2005 | 5 | 2 |
| 2006 | 3 | 2 |
| 2007 | 3 | 1 |
| 2008 | 1 | 6 |
| 2009 | 6 | 4 |
| 2010 | 0 | 0 |
| 2011 | 1 | 3 |
| 2012 | 2 | 5 |
| 2013 | 0 | 3 |
| 2014 | 1 | 7 |
| 2015 | 7 | 9 |
| 2016 | 11 | 21 |
| 2017 | 16 | 10 |
| 2018 | 9 | 13 |
| 2019 | 19 | 22 |
| 2020 | 12 | 16 |
| 2021 | 12 | 16 |
| 2022 | 12 | 14 |
| 2023 | 10 | 9 |
| 2024 | 11 | 5 |
| 2025 | 10 | 15 |
| 2026 | 2 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Wireless key for unlocking a vehicle and/or for enabling a function of the vehicle1 Sep 2026US 12,725,474 B2Marquardt GmbH
- Electric component retention in remote entry device27 Jan 2026US 12,536,854 B2Fca US LLC
- Radio frequency transaction with a mobile device having a depleted battery23 Dec 2025US 12,506,348 B2NXP B. V.
- Electronic locks for server racks9 Sep 2025US 12,414,248 B2InVue Security Products Inc.
- Smart key device26 Aug 2025US 12,400,499 B2Inventec Corporation
- Energy harvesting based access control method based on access enforcement point(s)17 Sep 2026US 2026/0279118 A1Dormakaba Schweiz AG
- Arrangement and Method20 Aug 2026US 2026/0241892 A1Bayerische Motoren Werke Aktiengesellschaft
- Method of operating an electronic lock20 Aug 2026US 2026/0243107 A1KNOX Associates, dba Knox Company
- Vehicle electronic key23 Jul 2026US 2026/0212718 A1Alps Alpine Co., Ltd.
- Method and Control Unit for Operating a Digital Key Device of a Vehicle Control System16 Jul 2026US 2026/0200435 A1Bayerische Motoren Werke Aktiengesellschaft
Most cited
By later US patents
- Keyless entry system for automotive vehicle with power consumption saving feature162US 4,688,036 ANissan Motor Co., Ltd. · 1987
- Fingerprint identification security system119US 6,078,265 ANettel Technologies, Inc. · 2000
- Electronic lock in cylinder of standard lock117US 6,384,711 B1Medeco Security Locks, Inc. · 2002
- Electronic lock and key system105US 5,337,588 AIntellikey Corporation · 1994
- Access control system where the card controls the transmission format of the card reader101US 5,491,471 A1996