G06K 19/07318
By hindering electromagnetic reading or writing
Official title: {by hindering electromagnetic reading or writing (jamming of communication, counter-measures H04K3/00; secret communication H04K1/00)}
G06K19/07318 (By hindering electromagnetic reading or writing) appears on 239 US grants and 303 published applications in this corpus.
Search patents in G06K- Granted patents
- 239
- Published applications
- 303
- Assignees
- 172
- Inventors
- 514
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 2 |
| 2005 | 2 | 2 |
| 2006 | 3 | 20 |
| 2007 | 3 | 19 |
| 2008 | 6 | 24 |
| 2009 | 8 | 22 |
| 2010 | 10 | 27 |
| 2011 | 13 | 19 |
| 2012 | 19 | 12 |
| 2013 | 21 | 22 |
| 2014 | 14 | 14 |
| 2015 | 25 | 10 |
| 2016 | 10 | 7 |
| 2017 | 14 | 15 |
| 2018 | 12 | 15 |
| 2019 | 12 | 14 |
| 2020 | 14 | 9 |
| 2021 | 9 | 11 |
| 2022 | 9 | 11 |
| 2023 | 5 | 4 |
| 2024 | 8 | 13 |
| 2025 | 9 | 7 |
| 2026 | 5 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Communication control method for communication device, item management equipment, and item management system21 Jul 2026US 12,688,391 B2Kabushiki Kaisha Sato
- Selective radio frequency identification shielding26 May 2026US 12,639,543 B2Toshiba Global Commerce Solutions, Inc.
- Fixture for radio frequency identification tag28 Apr 2026US 12,614,052 B2GLOBALFOUNDRIES U. S. Inc.
- Item management system, item management method, item detection instrument, and item detection device17 Feb 2026US 12,555,451 B2Kabushiki Kaisha Sato
- Assembly for shielding at least one radio-frequency chip and method for making the same6 Jan 2026US 12,518,123 B2Thales Dis France SAS
- State identification apparatus26 Mar 2026US 2026/0087299 A1Isuzu Motors Limited
- Management system for game token coin12 Feb 2026US 2026/0044701 A1Angel Group Co., Ltd.
- Fixture for radio frequency identification tag4 Dec 2025US 2025/0371303 A1GLOBALFOUNDRIES U. S. Inc.
- Communication control method for communication device, item management equipment, and item management system5 Jun 2025US 2025/0181875 A1Sato Holdings Kabushiki Kaisha
- Patch15 May 2025US 2025/0157611 A1Daiwa Can Company
Most cited
By later US patents
- Electromagnetic shield to prevent surreptitious access to contactless smartcards378US 6,121,544 A2000
- Method and apparatus for selective blocking of radio frequency identification devices296US 6,970,070 B2RSA Security Inc. · 2005
- Controlled shielding of electronic tags197US 6,342,830 B12002
- Oral drug compliance monitoring using radio frequency identification tags172US 7,382,263 B2Dow Global Technologies LLC · 2008
- Semiconductor chip having a radio-frequency identification transceiver146US 6,424,315 B1Amkor Technology, Inc. · 2002