G06K 19/08

Using markings of different kinds or more than one marking of the

Official title: using markings of different kinds {or more than one marking of the same kind} in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means

G06K19/08 (Using markings of different kinds or more than one marking of the) appears on 2,126 US grants and 1,649 published applications in this corpus.

Search patents in G06K

Granted patents: 2,126
Published applications: 1,649
Assignees: 920
Inventors: 3,115
Latest grant: 29 Sep 2026

Filings by year

G06K 19/08: granted patents and published applications per publication year
Year	Granted patents	Published applications
1976	11	0
1977	11	0
1978	19	0
1979	19	0
1980	22	0
1981	17	0
1982	9	0
1983	10	0
1984	18	0
1985	29	0
1986	27	0
1987	49	0
1988	30	0
1989	41	0
1990	26	0
1991	24	0
1992	21	0
1993	23	0
1994	27	0
1995	42	0
1996	32	0
1997	23	0
1998	40	0
1999	47	0
2000	41	0
2001	54	23
2002	44	68
2003	55	87
2004	63	84
2005	45	96
2006	63	74
2007	44	80
2008	57	67
2009	53	93
2010	65	56
2011	69	93
2012	59	47
2013	70	42
2014	44	50
2015	60	69
2016	58	63
2017	64	86
2018	69	77
2019	92	88
2020	70	56
2021	68	72
2022	47	50
2023	49	52
2024	50	41
2025	39	23
2026	17	12

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

Using markings of different kinds or more than one marking of the

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