G06Q 20/105
Involving programming of a portable memory device
Official title: {involving programming of a portable memory device, e.g. IC cards, "electronic purses"}
G06Q20/105 (Involving programming of a portable memory device) appears on 2,036 US grants and 2,328 published applications in this corpus.
Search patents in G06Q- Granted patents
- 2,036
- Published applications
- 2,328
- Assignees
- 712
- Inventors
- 3,051
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 0 | 0 |
| 1990 | 6 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 13 | 0 |
| 1998 | 20 | 0 |
| 1999 | 35 | 0 |
| 2000 | 43 | 0 |
| 2001 | 27 | 39 |
| 2002 | 33 | 132 |
| 2003 | 29 | 82 |
| 2004 | 36 | 108 |
| 2005 | 36 | 100 |
| 2006 | 54 | 72 |
| 2007 | 66 | 97 |
| 2008 | 104 | 186 |
| 2009 | 93 | 212 |
| 2010 | 163 | 180 |
| 2011 | 200 | 134 |
| 2012 | 192 | 162 |
| 2013 | 159 | 126 |
| 2014 | 132 | 140 |
| 2015 | 48 | 48 |
| 2016 | 46 | 68 |
| 2017 | 44 | 54 |
| 2018 | 53 | 79 |
| 2019 | 69 | 58 |
| 2020 | 55 | 59 |
| 2021 | 47 | 64 |
| 2022 | 58 | 31 |
| 2023 | 54 | 28 |
| 2024 | 39 | 44 |
| 2025 | 19 | 18 |
| 2026 | 18 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Systems and methods for smart card online purchase authentication30 Apr 2026US 2026/0120065 A1Wells Fargo Bank, N. A.
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Most cited
By later US patents
- Data transmission system and data transmitting method1,435US 8,140,417 B2Sharp Kabushiki Kaisha · 2012
- Universal electronic transaction card including receipt storage and system and methods of conducting electronic transactions1,428US 5,590,038 A1996
- Trusted agents for open electronic commerce1,044US 5,557,518 ACitibank, N. A. · 1996
- Method and system for real time margin calculation1,017US 7,966,236 B2UBS Financial Services, Inc. · 2011
- Apparatus and methods for improved credit cards and credit card transactions957US 6,422,462 B12002