G06K 7/1426
Multi-level bar codes
Official title: {Multi-level bar codes}
G06K7/1426 (Multi-level bar codes) appears on 45 US grants and 55 published applications in this corpus.
Search patents in G06K- Granted patents
- 45
- Published applications
- 55
- Assignees
- 32
- Inventors
- 108
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 3 |
| 2015 | 2 | 9 |
| 2016 | 10 | 7 |
| 2017 | 6 | 4 |
| 2018 | 4 | 3 |
| 2019 | 3 | 1 |
| 2020 | 3 | 7 |
| 2021 | 2 | 3 |
| 2022 | 2 | 5 |
| 2023 | 1 | 4 |
| 2024 | 6 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Matrix code based on pan-artificial intelligence7 Jul 2026US 12,675,659 B2
- Encoded substrate, coordinate-positioning system and method thereof17 Sep 2024US 12,094,158 B2Industrial Technology Research Institute
- Information code and information code generation method3 Sep 2024US 12,079,676 B2Denso Corporation
- Retroreflective element having a security element23 Jul 2024US 12,043,055 B2
- Machine-readable code18 Jun 2024US 12,014,230 B2Spotify AB
- Matrix code based on pan-artificial intelligence12 Feb 2026US 2026/0044700 A1
- Embedding recognition data in an apparatus for utilizing three dimension printing for secure validation6 Mar 2025US 2025/0077814 A1
- Personalized information reading system20 Jun 2024US 2024/0202791 A1S.L.P. Ltd.
- Optically Readable Markers7 Dec 2023US 2023/0394704 A1Zappar Limited
- Encoded substrate, coordinate-positioning system and method thereof20 Apr 2023US 2023/0124210 A1Industrial Technology Research Institute
Most cited
By later US patents
- Hand-supportable digital image capture and processing system supporting a multi-tier modular software architecture554US 8,366,005 B2Metrologic Instruments, Inc. · 2013
- Image capture and processing system supporting a multi-tier modular software architecture493US 8,844,822 B2Metrologic Instruments, Inc. · 2014
- Depth sensor based auto-focus system for an indicia scanner74US 9,779,276 B2Hand Held Products, Inc. · 2017
- Digital image capture and processing system employing multi-layer software-based system architecture permitting modification and/or extension of system features and functions by way of third party code plug-ins56US 7,708,205 B2Metrologic Instruments, Inc. · 2010
- Method of modifying and/or extending the standard features and functions of a digital image capture and processing system39US 7,815,121 B2Metrologic Instruments, Inc. · 2010