G11B 5/00808
Magnetic cards
Official title: {magnetic cards}
G11B5/00808 (Magnetic cards) appears on 97 US grants and 93 published applications in this corpus.
Search patents in G11B- Granted patents
- 97
- Published applications
- 93
- Assignees
- 52
- Inventors
- 174
- Latest grant
- 23 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 3 |
| 2002 | 3 | 9 |
| 2003 | 7 | 8 |
| 2004 | 5 | 5 |
| 2005 | 4 | 4 |
| 2006 | 3 | 4 |
| 2007 | 3 | 4 |
| 2008 | 2 | 6 |
| 2009 | 3 | 3 |
| 2010 | 3 | 4 |
| 2011 | 3 | 5 |
| 2012 | 4 | 1 |
| 2013 | 3 | 9 |
| 2014 | 4 | 6 |
| 2015 | 13 | 5 |
| 2016 | 5 | 1 |
| 2017 | 4 | 4 |
| 2018 | 4 | 3 |
| 2019 | 4 | 4 |
| 2020 | 1 | 3 |
| 2021 | 2 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Disturbing magnetic field generator and card reader23 May 2023US 11,657,239 B2Nidec Sankyo Corporation
- Card reader having chopping drive circuit with cycle shorter than reading gap and control method for card reader19 Oct 2021US 11,152,017 B2Nidec Sankyo Corporation
- Digital card-reader and hub2 Mar 2021US 10,936,831 B2ProGrade Digital Incorporated
- Information reproduction apparatus and information reproduction method25 Feb 2020US 10,573,340 B2Nidec Sankyo Corporation
- Magnetic head and magnetic recording medium processing device24 Sep 2019US 10,424,322 B2Nidec Sankyo Corporation
- Magnetic card reader comprising a stationary magnetic reading head and a metal strip23 Jul 2026US 2026/0212140 A1Banks and Acquirers International Holding
- Disturbing magnetic field generator and card reader30 Dec 2021US 2021/0406488 A1Nidec Sankyo Corporation
- Card reader and control method for card reader3 Dec 2020US 2020/0381010 A1Nidec Sankyo Corporation
- Digital card-reader and hub2 Apr 2020US 2020/0104548 A1ProGrade Digital Incorporated
- Magnetic recording medium processing device26 Mar 2020US 2020/0098393 A1Nidec Sankyo Corporation
Most cited
By later US patents
- Magnetic data recording device251US 7,641,124 B2Qsecure, Inc. · 2010
- Electronic magnetic recorded media emulators in magnetic card devices145US 8,579,203 B1Dynamics Inc. · 2013
- Magnetic stripe reader141US 7,163,148 B2Silicon Labs CP, Inc. · 2007
- Magnetic card reader66US 6,830,182 B2CIS Eletronica Industria e Comercio Ltda. · 2004
- Buffered recording48US 4,298,897 AInternational Business Machines Corporation · 1981