G03H 2001/0022
Deciphering being performed with numerical or optical key
Official title: {Deciphering being performed with numerical or optical key, e.g. with the optical scrambler used during recording}
G03H2001/0022 (Deciphering being performed with numerical or optical key) appears on 29 US grants and 32 published applications in this corpus.
Search patents in G03H- Granted patents
- 29
- Published applications
- 32
- Assignees
- 25
- Inventors
- 82
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 3 |
| 2004 | 2 | 0 |
| 2005 | 4 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 4 |
| 2008 | 1 | 4 |
| 2009 | 1 | 1 |
| 2010 | 1 | 3 |
| 2011 | 2 | 0 |
| 2012 | 0 | 1 |
| 2013 | 3 | 3 |
| 2014 | 0 | 2 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 3 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Continuous authentication for a real time hologram7 Apr 2026US 12,596,782 B2International Business Machines Corporation
- Holographic recordings replaying images upon illumination10 Oct 2023US 11,782,384 B2H010 Limited
- Methods and systems for rendering holographic content in a first or second mode based on security clearance19 May 2020US 10,657,266 B2International Business Machines Corporation
- Holographic encryption of multi-dimensional images and decryption of encrypted multi-dimensional images24 Oct 2017US 9,798,290 B2City University of Hong Kong
- Security system using keys encoded in holograms3 Oct 2017US 9,779,227 B1Amazon Technologies, Inc.
- Continuous authentication for a real time hologram29 Feb 2024US 2024/0070255 A1International Business Machines Corporation
- Holograms22 Oct 2020US 2020/0333745 A1Pulsetech Security Limited
- Methods and systems for rendering holographic content14 Mar 2019US 2019/0080097 A1International Business Machines Corporation
- Optical devices for authentication and methods of making same3 Jan 2019US 2019/0004477 A1Dublin Institute of Technology
- Holographic encryption of multi-dimensional images and decryption of encrypted multi-dimensional images30 Mar 2017US 2017/0090418 A1City University of Hong Kong
Most cited
By later US patents
- Anticounterfeiting method and device utilizing holograms and pseudorandom dot patterns252US 5,396,559 A1995
- Enhanced environment visualization using holographic stereograms92US 7,190,496 B2Zebra Imaging, Inc. · 2007
- Security device85US 5,483,363 ADe La Rue Holographics Limited · 1996
- Digitally watermaking holograms for use with smart cards83US 6,608,911 B2Digimarc Corporation · 2003
- Secured document, system for manufacturing same and system for reading this document65US 6,873,443 B1Thales · 2005